WO2017054135A1 - Procédé, appareil et système de réseau de transmission de trame - Google Patents

Procédé, appareil et système de réseau de transmission de trame Download PDF

Info

Publication number
WO2017054135A1
WO2017054135A1 PCT/CN2015/091106 CN2015091106W WO2017054135A1 WO 2017054135 A1 WO2017054135 A1 WO 2017054135A1 CN 2015091106 W CN2015091106 W CN 2015091106W WO 2017054135 A1 WO2017054135 A1 WO 2017054135A1
Authority
WO
WIPO (PCT)
Prior art keywords
header frame
header
frame
compressed
proxy device
Prior art date
Application number
PCT/CN2015/091106
Other languages
English (en)
Chinese (zh)
Inventor
韦安妮
熊春山
Original Assignee
华为技术有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 华为技术有限公司 filed Critical 华为技术有限公司
Priority to PCT/CN2015/091106 priority Critical patent/WO2017054135A1/fr
Priority to CN201580079541.0A priority patent/CN107534650B/zh
Publication of WO2017054135A1 publication Critical patent/WO2017054135A1/fr

Links

Images

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/40—Network security protocols

Definitions

  • the present invention relates to the field of communications, and in particular, to a frame transmission method, apparatus, and network system.
  • HTTP/2 The smallest unit of data in HTTP/2 is the frame. Each frame has a different type and purpose. HTTP/2 uses network resources more efficiently by reducing the header frame and reducing the perceived delay. HTTP/2 introduces a static table (Static Table) and a dynamic table (Dynamic Table) to complete the compression of the header frame.
  • Static Table static table
  • Dynamic Table dynamic table
  • each service resolution node (“Enabler") has a problem of excessive load when parsing HTTP/2 header frames according to static tables and dynamic tables.
  • the invention provides a frame transmission method, device and network system, which can reduce the load of a service resolution node.
  • a frame transmission method comprising:
  • the proxy device sends a first header frame to the service resolution node, where the first header frame is used by the service resolution node to perform service processing, where a header field of the first header frame related to the header compression HPACK dynamic table is not compressed. ;
  • the proxy device receives a second header frame that is sent by the service parsing node, where the second header frame is a header frame after the service parsing node performs service processing on the first header frame.
  • the method before the sending, by the proxy device, the first header frame to the service resolution node, the method further includes:
  • the proxy device intercepts a first compressed header frame sent by the sender, and decompresses the first compressed header frame to obtain a first header frame;
  • the method further includes:
  • the proxy device compresses the second header frame to obtain a second compressed header frame, and receives the same The party sends the second compressed header frame.
  • the proxy device decompresses the first compressed header frame to obtain a first header frame, including:
  • the proxy device compresses the second header frame to obtain a second compressed header frame, including:
  • the proxy device compresses the second header frame according to the HPACK static table and the maintained HPACK dynamic table to obtain a second compressed header frame;
  • the first header frame and the second header frame are uncompressed header frames.
  • the proxy device decompressing the first compressed header frame to obtain the first header frame includes:
  • the proxy device compresses the second header frame to obtain a second compressed header frame, including:
  • the proxy device compresses the second header frame according to the maintained HPACK dynamic table to obtain a second compressed header frame
  • the first header frame is a partial compression header frame that is compressed by a header field of the static table; and the second header frame is a partial compression header frame that is compressed by a header field of the static table.
  • the proxy device decompressing the first compressed header frame to obtain the first header frame includes:
  • the proxy device compresses the second header frame to obtain a second compressed header frame, including:
  • the proxy device compresses the second header frame according to the maintained HPACK dynamic table and the HPACK static table to obtain a second compressed header frame;
  • the first header frame is a first partial compression header frame that is compressed by a header field of the static table; and the second header frame is a second partial compression header frame that is compressed by a header field of the static table.
  • the proxy device decompresses the first compressed header frame to obtain a first header frame, including: the proxy The device decompresses the first compression header frame according to the maintained HPACK static table to obtain a first header frame;
  • the proxy device compresses the second header frame to obtain a second compressed header frame, including:
  • the proxy device compresses the second header frame according to the HPACK static table to obtain a second compressed header frame
  • the header field related to the static table in the first compression header frame is compressed, the header field related to the dynamic table is not compressed, the first header frame is an uncompressed header frame, and the second header frame is uncompressed.
  • the header frame, the header field of the second compression header frame involving the static table is compressed, and the header field related to the dynamic table is not compressed.
  • the method before the sending, by the proxy device, the first header frame to the service resolution node, the method further includes:
  • the proxy device intercepts a first header frame sent by the sender
  • the first header frame is a partial compression header frame in which a header field related to a static table is compressed, and a header field related to the dynamic table is compressed.
  • the second header frame is compressed by a header field related to the static table.
  • the header field of the dynamic table is not compressed and partially compressed.
  • the method before the proxy device sends the first header frame to the service resolution node, the method further includes :
  • the proxy device intercepts the setting frame sent by the sender, and modifies the header field table size field in the setting frame to indicate that the dynamic table size is 0;
  • the proxy device sends the modified setup frame to the recipient.
  • the sender is a client
  • the receiver is a server
  • the sender is a server
  • the recipient is a client.
  • a frame transmission method includes:
  • the service parsing node receives the first header frame sent by the proxy device, where the header field of the first header frame related to the dynamic table is not compressed;
  • the service resolution node feeds back a second header frame to the proxy device after the service processing.
  • the first header frame is an uncompressed header frame
  • the second header frame is an uncompressed header frame
  • the first header frame is a partial compression header frame that is compressed by a header field of the static table; and the second header frame is a header field that is related to the static table. a compressed partial compression header frame;
  • the method further includes include:
  • the service resolution node decompresses the first header frame according to the maintained HPACK static table.
  • an apparatus for frame transmission comprising a transmitter and a receiver, wherein:
  • the transmitter is configured to: send a first header frame to the service parsing node, where the first header frame is used by the service parsing node to perform service processing, where a header of the first header frame related to a header compression HPACK dynamic table is involved The domain is not compressed;
  • the receiver is configured to: receive a second header frame that is sent by the service parsing node, where the second header frame is a header frame after the service parsing node performs service processing on the first header frame.
  • the receiver before the sending, by the sender, the first header frame to the service resolution node, the receiver is further configured to: intercept the first compression header sent by the sender frame;
  • the apparatus further includes a processor, the processor configured to: decompress the first compressed header frame received by the receiver to obtain a first header frame; and receive the service parsing at the receiver After the second header frame fed back by the node, compressing the second header frame to obtain a second compression header frame;
  • the transmitter is further configured to: send the second compression header frame to a receiver.
  • the processor is configured to: perform, according to the maintained HPACK static table and the maintained HPACK dynamic table, the first compressed header frame Decompressing to obtain a first header frame; compressing the second header frame according to the HPACK static table and the maintained HPACK dynamic table to obtain a second compressed header frame;
  • the first header frame is an uncompressed header frame
  • the second header frame is an uncompressed header frame
  • the processor is configured to: decompress the first compression header frame according to the maintained HPACK dynamic table, to obtain a first a header frame; compressing the second header frame according to the maintained HPACK dynamic table to obtain a second compression header frame;
  • the first header frame is a partial compression header frame that is compressed by a header field of the static table; and the second header frame is a partial compression header frame that is compressed by a header field of the static table.
  • the processor is configured to: perform, according to the maintained HPACK dynamic table and the maintained HPACK static table, the first compressed header frame Decompressing to obtain a first header frame; compressing the second header frame according to the maintained HPACK dynamic table and the HPACK static table to obtain a second compressed header frame;
  • the first header frame is a first partial compression header frame that is compressed by a header field of the static table; and the second header frame is a second partial compression header frame that is compressed by a header field of the static table.
  • the processor is configured to: decompress the first compression header frame according to the maintained HPACK static table, to obtain a a header frame; compressing the second header frame according to the HPACK static table to obtain a second compression header frame;
  • the header field related to the static table in the first compression header frame is compressed, the header field related to the dynamic table is not compressed, the first header frame is an uncompressed header frame, and the second header frame is uncompressed.
  • the header frame, the header field of the second compression header frame involving the static table is compressed, and the header field related to the dynamic table is not compressed.
  • the receiver before the sending, by the sender, the first header frame to the service resolution node, the receiver is further configured to: intercept the first header sent by the sender ;
  • the first header frame is a partial compression header frame in which a header field related to a static table is compressed, and a header field related to the dynamic table is compressed.
  • the second header frame is compressed by a header field related to the static table.
  • the header field of the dynamic table is not compressed and partially compressed.
  • the receiver before the sending, by the sender, the first header frame to the service resolution node, the receiver further Used to: intercept the setting frame sent by the sender;
  • the processor is further configured to: modify a header field size field in the set frame to indicate that the dynamic table size is 0;
  • the transmitter is further configured to: send the modified setup frame to the receiver.
  • a service resolution node in a fourth aspect, includes a receiver, a processor, a memory, and a transmitter, where:
  • the receiver is configured to receive a first header frame sent by the proxy device, where a header field of the first header frame related to the dynamic table is not compressed;
  • the memory is configured to store the first header frame received by the transceiver
  • the processor is configured to perform service processing by using the first header frame stored by the memory;
  • the transmitter is configured to feed back a second header frame to the proxy device after the processor performs service processing.
  • the first header frame is an uncompressed header frame
  • the second header frame is an uncompressed header frame
  • the first header frame is a static table
  • the header field is compressed by a partial compression header frame
  • the second header frame is a partial compression header frame that is compressed by a header field of the static table
  • the processor is further configured to:
  • the first header frame is decompressed according to the maintained HPACK static table.
  • a network system for frame transmission comprising a sender, a receiver, the apparatus of any of the third aspects, and the service resolution node of any of the fourth aspects.
  • a proxy device comprising a sending module and a receiving module, wherein:
  • the sending module is configured to send the first header frame to the service parsing node, so that the service parsing node performs service processing by using the first header frame, where the first header frame involves header compression HPACK
  • the header field of the dynamic table is not compressed
  • the receiving module is configured to receive a second header frame that is sent by the service parsing node, where the second header frame is a header frame after the service parsing node performs service processing on the first header frame.
  • the proxy device before the sending module sends the first header frame to the service resolution node, the proxy device further includes an intercepting module, configured to intercept the sending by the sender a compressed header frame;
  • the proxy device further includes a processing module, configured to decompress the first compression header frame received by the receiving module to obtain a first header frame, and receive, by the receiving module, the feedback from the service resolution node. After the second header frame, compressing the second header frame to obtain a second compression header frame;
  • the sending module is further configured to: send the second compression header frame to a receiver.
  • the processing module is configured to: the first compression header frame according to the maintained HPACK static table and the maintained HPACK dynamic table Decompressing to obtain a first header frame; compressing the second header frame according to the HPACK static table and the maintained HPACK dynamic table to obtain a second compressed header frame;
  • the first header frame is an uncompressed header frame
  • the second header frame is an uncompressed header frame
  • the processing module is configured to: decompress the first compression header frame according to the maintained HPACK dynamic table, to obtain a first header frame; compressing the second header frame according to the maintained HPACK dynamic table to obtain a second compressed header frame;
  • the first header frame is a partial compression header frame that is compressed by a header field of the static table;
  • the header frame is a partial compression header frame that is compressed by the header field of the static table.
  • the processing module is configured to: solve the first compression header frame according to the maintained HPACK dynamic table and the HPACK static table. Compressing to obtain a first header frame; compressing the second header frame according to the maintained HPACK dynamic table and the HPACK static table to obtain a second compressed header frame;
  • the first header frame is a partial compression header frame that is compressed by a header field of the static table; and the second header frame is a partial compression header frame that is compressed by a header field of the static table.
  • the processing module is configured to: decompress the first compression header frame according to the maintained HPACK static table, Obtaining a first header frame; compressing the second header frame according to the HPACK static table to obtain a second compression header frame;
  • the header field related to the static table in the first compression header frame is compressed, the header field related to the dynamic table is not compressed, the first header frame is an uncompressed header frame, and the second header frame is uncompressed.
  • the header frame, the header field of the second compression header frame involving the static table is compressed, and the header field related to the dynamic table is not compressed.
  • the proxy device before the sending module sends the first header frame to the service resolution node, the proxy device further includes an intercepting module, configured to intercept the first header sent by the sender frame;
  • the first header frame is a partial compression header frame in which a header field related to a static table is compressed, and a header field related to the dynamic table is compressed.
  • the second header frame is compressed by a header field related to the static table.
  • the header field of the dynamic table is not compressed and partially compressed.
  • the intercepting module before the sending module sends the first header frame to the service resolution node, the intercepting module further Used to: intercept the setting frame sent by the sender;
  • the processing module is further configured to: modify a header field size field in the setting frame to indicate that the dynamic table size is 0;
  • the sending module is further configured to: send the modified setting frame to the receiving party.
  • the seventh aspect provides a service resolution node, where the service resolution node includes a receiving module, a processing module, and a sending module, where:
  • the receiving module is configured to receive a first header frame sent by the proxy device, where a header field of the first header frame related to the dynamic table is not compressed;
  • the processing module is configured to use the first header frame received by the receiving module to perform a service Reason
  • the sending module is configured to feed back a second header frame to the proxy device after the processing module performs service processing.
  • the first header frame is an uncompressed header frame
  • the second header frame is an uncompressed header frame
  • the first header frame is a partial compression header frame that is compressed by a header field of the static table
  • the second header frame is a header field that is related to the static table.
  • the processing module is further configured to: decompress the first header frame according to the maintained HPACK static table.
  • the frame transmission method, device and network system provided by the present invention introduce a proxy device to ensure that the header field related to the HPACK dynamic table in the first header frame sent to the service resolution node is not compressed, so that the service resolution node can implement HTTP
  • the parsing of the header field does not require the maintenance header to compress the dynamic table, which reduces the load of the service parsing node and improves the processing efficiency of the service parsing node.
  • FIG. 1A is a schematic diagram of a network structure applied to an embodiment of the present invention.
  • FIG. 1B is a flowchart of a frame transmission method according to an embodiment of the present invention.
  • 1C is a flowchart of a frame transmission method according to an embodiment of the present invention.
  • FIG. 2 is a flowchart of another frame transmission method according to an embodiment of the present invention.
  • FIG. 3 is a flowchart of another frame transmission method according to an embodiment of the present invention.
  • FIG. 5 is a schematic structural diagram of a frame transmission apparatus according to an embodiment of the present invention.
  • FIG. 5B is a schematic structural diagram of a frame transmission apparatus according to an embodiment of the present disclosure.
  • FIG. 6 is a schematic structural diagram of a service resolution node according to an embodiment of the present disclosure.
  • FIG. 7 is a schematic structural diagram of a network system for frame transmission according to an embodiment of the present invention.
  • FIG. 8 is a structural block diagram of a frame transmission apparatus according to an embodiment of the present invention.
  • FIG. 8B is a structural block diagram of a frame transmission apparatus according to an embodiment of the present invention.
  • FIG. 9 is a structural block diagram of a service resolution node according to an embodiment of the present invention.
  • Embodiments of the present invention relate to frame transmission between a sender and a receiver.
  • the sender may be a client, and the receiver is a server.
  • the sender may be a server, and the receiver is a client.
  • the client may be a mobile phone, a tablet, a user agent (UA), etc.
  • the server may be a server or the like.
  • FIG. 1A is a schematic diagram of a network structure applied to an embodiment of the present invention.
  • each network node in a network system when a client accesses through a 3G network and accesses through Long Term Evolution (LTE) is shown.
  • LTE Long Term Evolution
  • each network node in the network system includes a base station (Node B), a radio network controller (RNC), a GPRS service support node (SGSN), and a gateway GPRS support. Gateway (Gateway GPRS Support Node, GGSN), etc.
  • RNC radio network controller
  • SGSN GPRS service support node
  • Gateway Gateway (Gateway GPRS Support Node, GGSN), etc.
  • each network node in the network system includes an evolved base station (eNode B), a Mobility Management Entity (MME), a Service Gateway (SGW), or a packet data network gateway ( PDN Gateway, PGW), etc.
  • MME Mobility Management Entity
  • SGW Service Gateway
  • the GI interface in the embodiment of the present invention refers to a segment of the network before the Internet (Internet) after the wireless GI interface, and the service resolution node (enabler) of various functions. Composed of connections, the service resolution node can be a server.
  • a service chain consists of one or more service resolution nodes. One service chain corresponds to one service package, and one service package can contain multiple service chains.
  • the invention solves the problem of HTTP/based by setting up a value-added service network architecture based on a network proxy, by setting a proxy device between the client and the server, and then completing the interaction with the client or the server by the proxy device.
  • the GI-LAN service parsing caused by the introduction of 2-head compression is too heavy.
  • FIG. 1B is a flowchart of a frame transmission method according to an embodiment of the present invention.
  • a method for frame transmission according to an embodiment of the present invention includes:
  • the proxy device sends a first header frame to the service resolution node, where the first header frame is used by the service resolution node to perform service processing, where the header field of the first header frame related to the header compression HPACK dynamic table is not Being compressed
  • the proxy device receives a second header frame that is sent by the service parsing node, where the second header frame is a header frame after the service parsing node performs service processing on the first header frame.
  • the proxy device may be disposed on any device between the sender and the receiver, for example, on an eNB, an RNC, a gateway, or the like. Of course, the proxy device can also be placed as a separate device between the sender and the receiver.
  • the service resolution node in the embodiment of the present invention may be any network node in the GI-LAN that performs a specific service processing function, such as a firewall, a video optimization device, a device that performs whitelist or blacklist filtering, and a device that plays an advertisement insertion function.
  • a device that performs load balancing control, and the like may be any network node in the GI-LAN that performs a specific service processing function, such as a firewall, a video optimization device, a device that performs whitelist or blacklist filtering, and a device that plays an advertisement insertion function.
  • the first header frame sent by the proxy device to the service resolution node may be an uncompressed header frame or a partial compression header frame.
  • the header frame can be used to create a new HTTP/2 stream and to carry HTTP/2 header field information.
  • the frame structure of the header frame can be as follows:
  • the payload format of the header frame is as follows:
  • the HPACK compression mentioned in the embodiment of the present invention specifically refers to compressing a header block fragment of a header payload by using a dynamic table and a static table.
  • the head block segment includes one or more heads Domain, each header field consists of a domain name, a colon (:), and a domain value.
  • the header block may include, for example, the following header fields:
  • the "static table” in the embodiment of the present invention records the frequently used high frequency header field specified in the protocol.
  • the "dynamic table” in the embodiment of the present invention dynamically changes during the service transmission process.
  • the compression header frame sent by the sender may be compressed based on the static table and the dynamic table maintained by the sender. Since the compression of the header frame belongs to the prior art, no further description is provided herein.
  • header field involving the HPACK dynamic table in the header frame refers to those header fields that are utilized in the HPACK compression process.
  • Header fields involving HPACK static tables refer to those header fields that are utilized in the static table during HPACK compression.
  • the proxy device ensures that the header field related to the HPACK dynamic table in the first header frame sent to the service resolution node is not compressed, so that the service resolution node can implement the parsing of the HTTP header field without maintenance header compression.
  • the dynamic table reduces the load of the service resolution node and improves the processing efficiency of the service resolution node.
  • FIG. 1C is a flowchart of a frame transmission method according to an embodiment of the present invention.
  • a method for frame transmission provided by an embodiment of the present invention may include:
  • the proxy device intercepts the first compressed header frame sent by the sender, and decompresses the first compressed header frame to obtain a first header frame.
  • the proxy device may be disposed on any device between the sender and the receiver, for example, on an eNB, an RNC, a gateway, or the like. Of course, the proxy device can also be placed as a separate device between the sender and the receiver.
  • the proxy device may intercept any frame transmitted between the sender and the receiver, and may intercept the first compression header frame once the proxy device detects the first compression header frame.
  • the first compression header frame may be a header frame that is compressed by a header field related to the dynamic table and a header field related to the static table.
  • the proxy device sends the first header frame to a service resolution node, so that the service resolution node performs service processing by using the first header frame.
  • the proxy device receives a second header frame fed back by the service resolution node.
  • the second header frame is a header frame after the service parsing node performs service processing on the first header frame.
  • the second header frame and the first header frame may be the same or different, and the present invention is not limited thereto.
  • the proxy device compresses the second header frame to obtain a second compression header frame, and sends the second compression header frame to a receiver.
  • the sender is a client, the receiver is a server, or the sender is a server, and the receiver is a client.
  • the proxy device needs to complete the decryption of the frame after acquiring the frame. That is, the decrypted first header frame is sent to the service resolution node. At the same time, after receiving the second header frame fed back by the service resolution node, the proxy device may encrypt the second header frame fed back by the service resolution node, so that the second compression header frame sent to the receiver is the encrypted second compression header. frame.
  • TLS Transport Layer Security
  • the proxy device is configured to decompress and compress the compressed header frame by setting the proxy device between the sender and the receiver, so that the service can be parsed.
  • the header frames sent by the node are all uncompressed header frames, and the header frames sent to the receiver are still compressed header frames. Therefore, the service parsing node can implement the parsing of the HTTP header field without affecting the header compression dynamic table, and the load of the service parsing node is reduced, without affecting the header frame transmission between the sender and the receiver. Improve the processing efficiency of the business resolution node.
  • the HPACK static table and the HPACK dynamic table may be maintained by the proxy device, and the HPACK dynamic table is synchronized from the start of the connection. Accordingly, in one embodiment,
  • the proxy device decompresses the first compressed header frame in step 111 to obtain a first header frame, including:
  • the proxy device compresses the second header frame in step 114 to obtain a second compressed header frame, including:
  • the proxy device compresses the second header frame according to the HPACK static table and the maintained HPACK dynamic table to obtain a second compressed header frame.
  • the first header frame is an uncompressed header frame
  • the second header frame is an uncompressed header frame
  • the proxy device can decompress the compressed header frame, ensuring that the header frame sent to the service resolution node is an uncompressed header frame, and the header sent to the receiver The frame is still a compressed header frame, so that the communication between the receiver and the sender is not affected, the load of the service parsing node is reduced, and the processing efficiency of the service parsing node is improved.
  • the proxy device may only maintain a header compressed HPACK dynamic table.
  • the proxy device decompresses the first compressed header frame in step 111 to obtain a first header frame, including:
  • the proxy device decompresses the first compressed header frame according to the maintained HPACK dynamic table to obtain a first header frame.
  • the proxy device compresses the second header frame in step 114 to obtain a second compressed header frame, including:
  • the proxy device compresses the second header frame according to the maintained HPACK dynamic table to obtain a second compressed header frame
  • the first header frame is a partial compression header frame that is compressed by a header field of the static table; and the second header frame is a partial compression header frame that is compressed by a header field of the static table.
  • the service parsing node can parse the first header frame according to the HPACK static table maintained by itself, and perform service processing.
  • the proxy device may only maintain the header compressed HPACK dynamic table, and may only be the first when receiving the first compressed header frame that is compressed by the header field related to the static table and the header field related to the dynamic table.
  • the compression header field related to the dynamic table in the compression header frame is decompressed, and the service parsing node implements decompression on the compression header field related to the static table in the first compression header frame.
  • the service parsing node can implement the parsing of the HTTP header field without maintaining the header compression dynamic table, thereby reducing
  • the small service analyzes the load of the node and improves the processing efficiency of the service resolution node.
  • the proxy device may maintain an HPACK dynamic table and an HPACK static table.
  • the proxy device decompresses the first compressed header frame in step 111 to obtain a first header frame, including:
  • the proxy device decompresses the first compressed header frame according to the maintained HPACK dynamic table and the maintained HPACK static table to obtain a first header frame.
  • the proxy device compresses the second header frame in step 114 to obtain a second compressed header frame, including:
  • the proxy device compresses the second header frame according to the maintained HPACK dynamic table and the HPACK static table to obtain a second compressed header frame;
  • the first header frame is a first partial compression header frame that is compressed by a header field of the static table; and the second header frame is a second partial compression header frame that is compressed by a header field of the static table.
  • the proxy device maintains the dynamic table and the static table, but when receiving the first compressed header frame that is compressed by the header field related to the static table and the header field related to the dynamic table, only the dynamic table may be decompressed.
  • the header field can also decompress the header field involved in the static table and decompress the header field involved in the static table, and then compress the header field involved in the decompressed static table.
  • the first header frame outputted to the service resolution node is a partial compression header frame (the compressed portion is a static table related header field).
  • the service parsing node only needs to maintain the static table, and according to the static table, the partial compression header frame can be parsed, and after the optimization process, the second header frame is sent to the proxy device, and the proxy device compresses the static table and the dynamic table according to the static table. Send to the receiving end.
  • the service parsing node can implement parsing of the HTTP header field without maintaining the header compression dynamic table. Therefore, the load of the service parsing node is reduced, and the processing efficiency of the service parsing node is improved.
  • a header field of the first compressed header frame related to the static table is compressed, a header field related to the dynamic table is not compressed, and the first header frame is an uncompressed header.
  • the second header frame is an uncompressed header frame, and a header field of the second compression header frame related to the static table is compressed, and a header field related to the dynamic table is not compressed.
  • the proxy device can only maintain the HPACK static table. That is, the sender may not compress the header field related to the dynamic table, but only compress the header field related to the static table, that is, the header field of the compressed header frame sent by the sender in the sending direction may not be compressed. Only the header fields involving static tables are compressed.
  • the method for frame transmission provided by the embodiment of the present invention may further include: before the decompressing the first compression header frame by the proxy device in step 111, the method for frame transmission provided by the embodiment of the present invention may further include:
  • Decoding the first compression header frame by the proxy device to obtain the first header frame includes:
  • the proxy device compresses the second header frame to obtain a second compressed header frame, including:
  • the proxy device compresses the second header frame according to the HPACK static table to obtain a second compressed header frame.
  • the service parsing node can directly parse the uncompressed header field related to the dynamic table, and can also parse the header frame related to the static table sent by the proxy device, and implement parsing of the HTTP header field without maintaining the header compression dynamic table. It can reduce the load of the service resolution node and improve the processing efficiency of the service resolution node.
  • the first header frame is a partial compression header frame that is compressed by a header field of the static table, and the header field of the dynamic table is not compressed; the second header The frame is compressed for the header field involving the static table, and the partial header field of the dynamic table is compressed without compressing the header frame.
  • the method for frame transmission provided by the embodiment of the present invention may further include: the proxy device intercepting the first header frame sent by the sender .
  • the first header frame is directly sent by the sender and forwarded by the proxy device to the service resolution node.
  • the header fields related to the dynamic table in the first header frame received by the service parsing node are uncompressed, so that the service parsing node implements parsing of the HTTP header field without maintaining the header compression dynamic table, thereby reducing
  • the small service analyzes the load of the node and improves the processing efficiency of the service resolution node.
  • the proxy device sends the sender to the receiver before the communication connection is established.
  • the settings frame is modified.
  • the method for frame transmission provided by the embodiment of the present invention may further include:
  • the proxy device intercepts the setting frame sent by the sender, and modifies the header field table size field in the setting frame to indicate that the dynamic table size is 0;
  • the proxy device sends the modified setup frame to the recipient.
  • FIG. 2 is a flowchart of another frame transmission method according to an embodiment of the present invention.
  • the method for frame transmission provided by the embodiment of the present invention may include:
  • the service parsing node receives the first header frame sent by the proxy device, where the header field of the first header frame related to the dynamic table is not compressed;
  • the service resolution node feeds back a second header frame to the proxy device after the service processing.
  • the proxy device can be set between the sender and the receiver.
  • the sender is a client
  • the receiver is a server.
  • the sender is a server
  • the receiver is a client.
  • the method for frame transmission provided by the embodiment of the present invention can ensure that the header field related to the dynamic table in the header frame sent to the service resolution node is not compressed. Therefore, the service parsing node can implement the parsing of the HTTP header field without maintaining the header compression dynamic table, reducing the load of the service parsing node, and improving the processing efficiency of the service parsing node.
  • the proxy device maintenance header compresses the HPACK static table and the HPACK dynamic table
  • the first header frame is intercepted by the proxy device according to the HPACK static table and the HPACK dynamic table pair.
  • the first compressed header frame is decompressed.
  • the first header frame is an uncompressed header frame
  • the second header frame is an uncompressed header frame.
  • the first header frame is decompressed by the proxy device according to the HPACK dynamic table to extract the intercepted first compressed header frame.
  • the first header frame is a partial compression header frame
  • the second header frame is a partial compression header frame.
  • the first header frame is a partial compression header frame that is compressed by a header field of the static table; and the second header frame is a partially compressed compressed header field of the static table.
  • a header frame when the proxy device only maintains a header compressed HPACK static table, the first header frame is obtained by the proxy device decompressing the intercepted first compressed header frame according to the HPACK static table.
  • the method further includes:
  • the service resolution node decompresses the first header frame according to the maintained HPACK static table.
  • the first header frame from the proxy device may be a partial compressed header frame decompressed by the proxy device.
  • the first header frame from the proxy device may also be a partial compressed header frame that has not been decompressed by the proxy device. That is, the header frame when the sender transmits is the partially compressed header frame, and the proxy device only plays the role of forwarding.
  • the method for frame transmission provided by the embodiment of the present invention may further include:
  • the proxy device intercepts the setting frame sent by the sender, and modifies the header field size field in the setting frame to indicate that the dynamic table size is 0;
  • the proxy device sends the modified setup frame to the recipient such that only the compressed header frame related to the static table is transmitted between the sender and the receiver.
  • the header field size field in the setting frame is modified to indicate the dynamic table size.
  • a value of 0 ensures that only static tables are introduced during the HPACK process, and maintenance of the dynamic tables is not involved.
  • FIG. 3 is a flowchart of another frame transmission method according to an embodiment of the present invention.
  • a method for frame transmission provided by an embodiment of the present invention may include:
  • the client sends an uplink HTTP/2 first compression header frame to the server.
  • the header field related to the dynamic table and the header field related to the static table in the first compression header frame are compressed.
  • the proxy device decrypts the uplink HTTP/2 first compressed header frame intercepted by the client (such as using TLS decryption). Then, the proxy device decompresses the header field of the HTTP/2 first compressed header frame according to the HPACK static table and the maintained HPACK dynamic table to obtain the first header frame.
  • the proxy device can obtain the HTTP/2 first compression header frame by intercepting.
  • the first header frame may be an uncompressed header frame or a partial compressed header frame, and a header field in the first header frame related to the header compressed HPACK dynamic table is not compressed. That is, the proxy device may decompress the HTTP/2 first compressed header frame according to the HPACK static table and the maintained HPACK dynamic table to obtain a complete uncompressed header frame; or
  • the proxy device may also decompress the header field related to the dynamic table in the HTTP/2 first compression header frame according to the HPACK dynamic table or according to the HPACK dynamic table and the HPACK static table, and may not decompress the header field related to the static table. Thereby a partially compressed first header frame is obtained.
  • the proxy device sends the HTTP/2 first header frame to the service resolution node (ie, the GI-LAN system service processing unit).
  • the service resolution node ie, the GI-LAN system service processing unit.
  • the service resolution node returns the HTTP/2 second header frame to the proxy device after performing the service processing.
  • the second header frame may be an uncompressed header frame or a partial compressed header frame.
  • the proxy device compresses the header field of the second header frame according to the HPACK static table and the maintained dynamic table HTTP/2, and the proxy device further performs TLS encryption on the second header frame (such as using TLS) to obtain the second compression header. frame.
  • the proxy device sends an uplink HTTP/2 second compression header frame to the server.
  • the frame transmission by the server to the client via the proxy device is similar to steps 31-36 above, as described in steps 371-376 below.
  • the server sends a downlink HTTP/2 third compression header frame to the client.
  • the proxy device decrypts the downlink HTTP/2 third compression header frame sent by the server (for example, using TLS decryption). Then, the proxy device is based on the HPACK static table and the maintained HPACK The dynamic table decompresses the header field of the HTTP/2 third compression header frame to obtain a third header frame. The proxy device can obtain the HTTP/2 third compression header frame by intercepting.
  • the third header frame may be an uncompressed header frame or a partially compressed header frame. That is, the proxy device may decompress the HTTP/2 third compressed header frame according to the HPACK static table and the maintained HPACK dynamic table to obtain a complete uncompressed header frame; or the proxy device may also be based on the HPACK dynamic table. Or the header field related to the dynamic table in the HTTP/2 third compression header frame is decompressed according to the HPACK dynamic table and the HPACK static table, and the header field related to the static table may not be decompressed, thereby obtaining a partially compressed third header frame.
  • the proxy device sends the HTTP/2 third header frame to the service resolution node (ie, the GI-LAN system service processing unit).
  • the service resolution node ie, the GI-LAN system service processing unit.
  • the service parsing node returns the HTTP/2 fourth header frame to the proxy device after performing the service processing.
  • the fourth header frame may be an uncompressed header frame or a partial compressed header frame.
  • the proxy device compresses the header field of the HTTP/2 fourth header frame according to the HPACK static table and the maintained dynamic table, and the proxy device further performs TLS encryption on the fourth header frame (eg, using TLS) to obtain the fourth compression header. frame.
  • the header field related to the dynamic table and the header field related to the static table in the fourth compression header frame are compressed.
  • the proxy device sends a downlink HTTP/2 fourth compression header frame to the client.
  • the proxy device sends and decrypts the compressed header frame sent by the sender to the service parsing node, and the HTTP/2 header frame returned by the service parsing node to the proxy device is re-compressed by the proxy device.
  • the TLS is encrypted and sent to the receiving end (such as a server or UA).
  • the header field related to the header compression HPACK dynamic table in the header frame sent to the service resolution node is not compressed, so that the service resolution node can implement the parsing of the HTTP header field without maintaining the header compression dynamic table, reducing
  • the service resolves the load of the node and improves the processing efficiency of the service resolution node.
  • FIG. 4 is a flowchart of another frame transmission method according to an embodiment of the present invention.
  • a method for frame transmission provided by an embodiment of the present invention may include:
  • the client sends a setting frame to the server.
  • the proxy device intercepts a SETTING frame sent by the client to the server, and sets the set
  • the server sends a setting frame to the client.
  • the proxy device can subsequently perform normal compression and decompression on the intercepted compressed header frame related to the static table according to the maintained HPACK static table.
  • the uncompressed header frame is sent to the service parsing node, and the uncompressed header frame fed back by the service parsing node is compressed, and the compressed header frame is sent to the receiver.
  • the proxy device may further forward the partial compression header frame (first header frame) to the service resolution node, and the service resolution node performs decompression processing according to the maintained HPACK static table, and feeds back the second header frame to the proxy device.
  • the second header frame is a partial compressed header frame that is compressed by a header field of the static table.
  • the principle of compressing and decompressing the header frame according to the static table in this embodiment is similar to the principle of compressing and decompressing the header frame according to the static table and the dynamic table in the embodiment shown in FIG. 3, and is not described in detail herein.
  • the embodiment of the present invention can ensure that only the static table is introduced in the HPACK process, and the maintenance of the dynamic table is not involved, so that the service parsing node can implement the parsing of the HTTP header field without maintaining the header compression dynamic table. Reduce the load of the service resolution node and improve the processing efficiency of the service resolution node.
  • FIG. 5 is a schematic structural diagram of a frame transmission apparatus according to an embodiment of the present invention.
  • a frame transmission apparatus 500 according to an embodiment of the present invention includes a transmitter 501 and a receiver 502.
  • Frame transmission The delivery device 500 can be the proxy device mentioned above. among them:
  • the transmitter 501 is configured to: send the first header frame to a service parsing node, where the first header frame is used by the service parsing node to perform service processing, where a header compression HPACK is involved in the first header frame.
  • the header field of the dynamic table is not compressed;
  • the receiver 502 is configured to: receive a second header frame that is sent by the service parsing node, where the second header frame is a header frame after the service parsing node performs service processing on the first header frame.
  • the frame transmission apparatus provided by the embodiment of the present invention is disposed between the sender and the receiver, and the frame transmission apparatus completes decompression and compression of the compression header frame, so that the header sent to the service resolution node can be guaranteed.
  • the header field of the dynamic table in the frame is uncompressed, which enables the service parsing node to parse the HTTP header field without maintaining the header compression dynamic table, reducing the load of the service parsing node and improving the processing efficiency of the service parsing node. .
  • the receiver 502 is further configured to: intercept the first compressed header frame sent by the sender, before sending the first header frame to the service resolution node;
  • the frame transmission apparatus further includes a processor 503, configured to: decompress the first compression header frame received by the receiver to obtain a first header frame; After receiving the second header frame fed back by the service resolution node, the receiver compresses the second header frame to obtain a second compression header frame.
  • the transmitter 501 is further configured to: send the second compression header frame to a receiver.
  • the processor 503 is configured to: decompress the first compressed header frame according to the maintained HPACK static table and the maintained HPACK dynamic table to obtain a first header frame; And compressing the second header frame according to the HPACK static table and the maintained HPACK dynamic table to obtain a second compressed header frame;
  • the first header frame is an uncompressed header frame
  • the second header frame is an uncompressed header frame
  • the processor 503 is configured to: decompress the first compression header frame according to the maintained HPACK dynamic table to obtain a first header frame; and the second header frame according to the maintained HPACK dynamic table. Compressing to obtain a second compressed header frame;
  • the first header frame is a partial compression header frame that is compressed by a header field of the static table; and the second header frame is a partial compression header frame that is compressed by a header field of the static table.
  • the processor 503 is configured to: decompress the first compressed header frame according to the maintained HPACK dynamic table and the maintained HPACK static table to obtain a first header frame;
  • the maintained HPACK dynamic table and the HPACK static table compress the second header frame Shrink to obtain a second compressed header frame;
  • the first header frame is a first partial compression header frame that is compressed by a header field of the static table; and the second header frame is a second partial compression header frame that is compressed by a header field of the static table.
  • the processor 503 is configured to: decompress the first compressed header frame according to the maintained HPACK static table, to obtain a first header frame; according to the HPACK static table. Compressing the second header frame to obtain a second compressed header frame;
  • the header field related to the static table in the first compression header frame is compressed, the header field related to the dynamic table is not compressed, the first header frame is an uncompressed header frame, and the second header frame is uncompressed.
  • the header frame, the header field of the second compression header frame involving the static table is compressed, and the header field related to the dynamic table is not compressed.
  • the receiver 502 before the sending, by the sender, the first header frame to the service resolution node, the receiver 502 is further configured to: intercept the first header frame sent by the sender;
  • the first header frame is a partial compression header frame in which a header field related to a static table is compressed, and a header field related to the dynamic table is compressed.
  • the second header frame is compressed by a header field related to the static table.
  • the header field of the dynamic table is not compressed and partially compressed.
  • the receiver 502 before sending the first header frame to the service resolution node, the receiver 502 is further configured to: intercept the setup frame sent by the sender;
  • the processor 503 is further configured to: modify the header field size field in the setting frame to indicate that the dynamic table size is 0;
  • the transmitter 501 is further configured to: send the modified setup frame to the receiver
  • the sender is a client
  • the receiver is a server
  • the sender is a server
  • the receiver is a client
  • the apparatus for the frame transmission provided by the foregoing embodiment is the same as the method embodiment of the frame transmission.
  • FIG. 6 is a schematic structural diagram of a service resolution node according to an embodiment of the present invention.
  • the service resolution node 600 provided by the embodiment of the present invention may include a processor 601, a memory 602, and a receiver 603 and a transmitter 604.
  • the service resolution node may be a service resolution node mentioned above, such as a server and video optimization device in a GI-LAN or SGI-LAN. among them:
  • the receiver 603 is configured to receive a first header frame sent by the proxy device, where a header field of the first header frame related to the dynamic table is not compressed.
  • the memory 602 is configured to store the first header frame received by the transceiver 603.
  • the processor 601 is configured to perform service processing by using the first header frame.
  • the transmitter 604 is further configured to: after the processor 602 performs service processing, feed back a second header frame to the proxy device, so that the proxy device compresses the second header frame to obtain a second frame.
  • the header frame is compressed and the second compressed header frame is transmitted to the receiver.
  • the header field related to the dynamic table in the first header frame is not compressed.
  • the service parsing node can implement parsing of the HTTP header field without maintaining a header compression dynamic table, and can reduce the load of the service parsing node. Improve the processing efficiency of the service resolution node.
  • the first header frame is an uncompressed header frame
  • the second header frame is an uncompressed header frame
  • the first header frame is a partial compression header frame that is compressed by a header field of the static table
  • the second header frame is a partial compression header that is compressed by a header field of the static table. frame
  • the processor 601 is further configured to:
  • the first header frame is decompressed according to the maintained HPACK static table.
  • the service resolution node provided by the foregoing embodiment is the same as the method embodiment of the frame transmission.
  • FIG. 7 is a schematic structural diagram of a network system for frame transmission according to an embodiment of the present invention.
  • the network system 700 according to the embodiment of the present invention includes a sender 701, a receiver 702, a frame transmission apparatus 500 described in any of the above embodiments, and a service resolution node 600 described in any of the above embodiments.
  • the specific content of the frame transmission device 500 and the service resolution node 600 can be referred to the above description, and details are not described herein again.
  • the network system for frame transmission provided by the embodiment of the present invention can perform decompression and compression of the compressed header frame by the proxy device by setting a proxy device between the sender and the receiver, so that the guarantee can be ensured.
  • the header frames sent to the service resolution node are all uncompressed header frames, which are used by the service resolution node for service processing. Therefore, the service parsing node can implement the parsing of the HTTP header field without maintaining the header compression dynamic table, reducing the load of the service parsing node, and improving the processing efficiency of the service parsing node.
  • FIG. 8 is a structural block diagram of a proxy device according to an embodiment of the present invention.
  • the proxy device 800 includes a transmitting module 801 and a receiving module 802. among them:
  • the sending module 801 is configured to send the first header frame to a service resolution node, so that the industry
  • the service parsing node performs the service processing by using the first header frame, where the header field of the first header frame related to the header compression HPACK dynamic table is not compressed;
  • the receiving module 802 is configured to receive a second header frame that is sent by the service parsing node, where the second header frame is a header frame after the service parsing node performs service processing on the first header frame.
  • the proxy device provided by the embodiment of the present invention is disposed between the sender and the receiver, and the header field of the first header frame related to the header compression HPACK dynamic table sent by the proxy device is not compressed, and the service resolution node can be configured.
  • the parsing of the HTTP header field is implemented without maintaining the header compression dynamic table, which reduces the load of the service parsing node and improves the processing efficiency of the service parsing node.
  • the proxy device 800 before the sending module 801 sends the first header frame to the service resolution node, the proxy device 800 further includes an intercepting module 803, configured to intercept the first compressed header frame sent by the sender. ;
  • the proxy device further includes a processing module 804, configured to decompress the first compression header frame received by the receiving module to obtain a first header frame, and receive the service resolution node feedback at the receiving module. After the second header frame, the second header frame is compressed to obtain a second compressed header frame;
  • the sending module 801 is further configured to: send the second compression header frame to a receiver.
  • the processing module 804 is configured to: decompress the first compressed header frame according to the maintained HPACK static table and the maintained HPACK dynamic table to obtain a first header frame; according to the HPACK static table and Maintaining the second header frame by using the maintained HPACK dynamic table to obtain a second compression header frame;
  • the first header frame is an uncompressed header frame
  • the second header frame is an uncompressed header frame
  • the processing module 804 is configured to: decompress the first compression header frame according to the maintained HPACK dynamic table to obtain a first header frame; and the second header frame according to the maintained HPACK dynamic table. Compressing to obtain a second compressed header frame;
  • the first header frame is a partial compression header frame that is compressed by a header field of the static table; and the second header frame is a partial compression header frame that is compressed by a header field of the static table.
  • the processing module 804 is configured to: decompress the first compression header frame according to the maintained HPACK dynamic table and the HPACK static table to obtain a first header frame; according to the maintained HPACK dynamic table and the HPACK The static table compresses the second header frame to obtain a second compressed header frame;
  • the first header frame is a first partial compression header frame that is compressed by a header field of the static table; and the second header frame is a second partial compression header frame that is compressed by a header field of the static table.
  • the processing module 804 is configured to: decompress the first compression header frame according to the maintained HPACK static table, to obtain a first header frame; and the second header according to the HPACK static table. The frame is compressed to obtain a second compressed header frame;
  • the header field related to the static table in the first compression header frame is compressed, the header field related to the dynamic table is not compressed, the first header frame is an uncompressed header frame, and the second header frame is uncompressed.
  • the header frame, the header field of the second compression header frame involving the static table is compressed, and the header field related to the dynamic table is not compressed.
  • the proxy device 800 before the sending module 801 sends the first header frame to the service resolution node, the proxy device 800 further includes an intercepting module 803, configured to intercept the first header frame sent by the sender;
  • the first header frame is a partial compression header frame in which a header field related to a static table is compressed, and a header field related to the dynamic table is compressed.
  • the second header frame is compressed by a header field related to the static table.
  • the header field of the dynamic table is not compressed and partially compressed.
  • the intercepting module 803 is further configured to: intercept the setting frame sent by the sender;
  • the processing module 804 is further configured to: modify the header field size field in the setting frame to indicate that the dynamic table size is 0;
  • the sending module is further configured to: send the modified setting frame to the receiving party.
  • the sender is a client
  • the receiver is a server
  • the sender is a server
  • the receiver is a client
  • the proxy device provided by the foregoing embodiment is the same as the method embodiment of the frame transmission.
  • FIG. 9 is a structural block diagram of a service resolution node according to an embodiment of the present invention.
  • the service resolution node 900 includes a receiving module 901, a sending module 902, and a processing module 903. among them:
  • the receiving module 901 is configured to receive a first header frame sent by the proxy device, where a header field of the first header frame related to the dynamic table is not compressed;
  • the processing module 903 is configured to perform service processing by using the first header frame received by the receiving module.
  • the sending module 902 is configured to feed back a second header frame to the proxy device after the service processing, so that the proxy device compresses the second header frame to obtain a second compressed header frame, and receives the frame The party sends the second compressed header frame.
  • the service parsing node can implement parsing of the HTTP header field without maintenance.
  • the header compresses the dynamic table, and can reduce the load of the service parsing node and improve the processing efficiency of the service parsing node.
  • the first header frame is an uncompressed header frame
  • the second header frame is an uncompressed header frame
  • the first header frame is a partial compression header frame that is compressed by a header field of the static table
  • the second header frame is a partial compression header frame that is compressed by a header field of the static table
  • the processing module 903 is further configured to: decompress the first header frame according to the maintained HPACK static table.
  • the sender is a client
  • the receiver is a server
  • the sender is a server
  • the receiver is a client
  • proxy device and the service parsing node provided in the foregoing embodiments are only illustrated by the division of the foregoing functional modules. In actual applications, the function allocation may be completed by different functional modules according to requirements, that is, the device is configured. The internal structure is divided into different functional modules to perform all or part of the functions described above.
  • the proxy device, the device for transmitting the frame, and the method for transmitting the frame are provided in the same concept. For the specific implementation process, refer to the method embodiment, and details are not described herein again.
  • a person skilled in the art may understand that all or part of the steps of implementing the above embodiments may be completed by hardware, or may be instructed by a program to execute related hardware, and the program may be stored in a computer readable storage medium.
  • the storage medium mentioned may be a read only memory, a magnetic disk or an optical disk or the like.

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Information Transfer Between Computers (AREA)

Abstract

L'invention concerne un procédé, un appareil et un système de transmission de trame, qui se rapportent au domaine des communications, de façon à réduire la charge d'un nœud d'analyse de service. Le procédé comprend les opérations suivantes : un appareil de mandataire envoie une première trame d'en-tête à un nœud d'analyse de service, la première trame d'en-tête étant utilisée pour que le nœud d'analyse de service réalise un traitement de service, et un domaine d'en-tête qui est associé à une table dynamique HPACK de compression d'en-tête dans la première trame d'en-tête n'étant pas compressé ; et l'appareil de mandataire reçoit une seconde trame d'en-tête renvoyée par le nœud d'analyse de service, la seconde trame d'en-tête étant une trame d'en-tête qui est obtenue après que le nœud d'analyse de service réalise un traitement de service sur la première trame d'en-tête. La présente invention est utilisée pour une transmission de trame.
PCT/CN2015/091106 2015-09-29 2015-09-29 Procédé, appareil et système de réseau de transmission de trame WO2017054135A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
PCT/CN2015/091106 WO2017054135A1 (fr) 2015-09-29 2015-09-29 Procédé, appareil et système de réseau de transmission de trame
CN201580079541.0A CN107534650B (zh) 2015-09-29 2015-09-29 一种帧传输方法、装置和网络系统

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2015/091106 WO2017054135A1 (fr) 2015-09-29 2015-09-29 Procédé, appareil et système de réseau de transmission de trame

Publications (1)

Publication Number Publication Date
WO2017054135A1 true WO2017054135A1 (fr) 2017-04-06

Family

ID=58422601

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2015/091106 WO2017054135A1 (fr) 2015-09-29 2015-09-29 Procédé, appareil et système de réseau de transmission de trame

Country Status (2)

Country Link
CN (1) CN107534650B (fr)
WO (1) WO2017054135A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2555818A (en) * 2016-11-10 2018-05-16 Canon Kk Method and apparatus for decoding HTTP headers
WO2021232887A1 (fr) * 2020-05-22 2021-11-25 中兴通讯股份有限公司 Procédé d'acquisition de table dynamique hpack, et dispositif de communication, système de cœur de réseau et support de stockage

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114189565B (zh) * 2020-08-31 2023-10-20 华为技术有限公司 一种头域还原系统、方法及相关设备

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080147801A1 (en) * 2006-12-18 2008-06-19 Telefonaktiebolaget Lm Ericsson (Publ) Method, communications node, and memory for dynamic dictionary updating and optimization for compression and decompression of messages
CN101300764A (zh) * 2005-09-02 2008-11-05 北方电讯网络有限公司 Sip报头缩减
CN104283777A (zh) * 2013-07-03 2015-01-14 华为技术有限公司 报文压缩的方法和装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9246847B2 (en) * 2012-12-17 2016-01-26 Telefonaktiebolaget L M Ericsson (Publ) Extending the reach and effectiveness of header compression in access networks using SDN
CN103051341B (zh) * 2012-12-31 2016-01-27 华为技术有限公司 数据编码装置及方法、数据解码装置及方法

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101300764A (zh) * 2005-09-02 2008-11-05 北方电讯网络有限公司 Sip报头缩减
US20080147801A1 (en) * 2006-12-18 2008-06-19 Telefonaktiebolaget Lm Ericsson (Publ) Method, communications node, and memory for dynamic dictionary updating and optimization for compression and decompression of messages
CN104283777A (zh) * 2013-07-03 2015-01-14 华为技术有限公司 报文压缩的方法和装置

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2555818A (en) * 2016-11-10 2018-05-16 Canon Kk Method and apparatus for decoding HTTP headers
GB2555818B (en) * 2016-11-10 2019-12-04 Canon Kk Method and apparatus for decoding HTTP headers
WO2021232887A1 (fr) * 2020-05-22 2021-11-25 中兴通讯股份有限公司 Procédé d'acquisition de table dynamique hpack, et dispositif de communication, système de cœur de réseau et support de stockage

Also Published As

Publication number Publication date
CN107534650A (zh) 2018-01-02
CN107534650B (zh) 2020-01-31

Similar Documents

Publication Publication Date Title
US11671868B2 (en) Methods and apparatus for optimizing tunneled traffic
US10021594B2 (en) Methods and apparatus for optimizing tunneled traffic
US9942748B2 (en) Service provisioning system and method, and mobile edge application server and support node
US10299164B2 (en) Protocol stack adaptation method and apparatus
US8681813B2 (en) Bandwidth optimization for remote desktop protocol
EP2464063B1 (fr) Procédé et appareil pour compression d'en-tête dans des scénarios de relais de réseau
WO2017152723A1 (fr) Procédé, appareil, et système de transmission de données
US20190312938A1 (en) Data Transmission Method And Apparatus
WO2016197804A1 (fr) Procédé et dispositif pour compresser un paquet de données
TW201644252A (zh) 用於經由代理伺服器之安全視訊、影像、音訊及其他媒體訊務之接收及傳輸最佳化的系統及方法
TW201539995A (zh) 一種在雙連接系統中處理用戶設備端ｒｌｃ／ｐｄｃｐ實體的方法與設備
US20170078916A1 (en) Data processing method and apparatus
JP6250048B2 (ja) データ配信方法及びデータ配信装置
US20140189064A1 (en) Method and system for adaptive video transmission
WO2017054135A1 (fr) Procédé, appareil et système de réseau de transmission de trame
US11317322B2 (en) Data offloading method and gateway
WO2019015662A1 (fr) Procédé et dispositif pour mettre en œuvre une diffusion en direct en réseau
EP4307664A1 (fr) Procédé et dispositif de communication
WO2023246758A1 (fr) Procédé et appareil de traitement d'encombrement, et dispositif de communication
WO2019127142A1 (fr) Procédé et dispositif de transmission de données et support de stockage informatique
US9357387B2 (en) Methods and devices for handling encrypted communication
KR20160118870A (ko) 모바일 환경에서의 데이터 압축 방법 및 그 장치

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 15905047

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 15905047

Country of ref document: EP

Kind code of ref document: A1