CN103036710A - Method and edge device for acquiring geographical location information of web site - Google Patents
Method and edge device for acquiring geographical location information of web site Download PDFInfo
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- CN103036710A CN103036710A CN2012105123028A CN201210512302A CN103036710A CN 103036710 A CN103036710 A CN 103036710A CN 2012105123028 A CN2012105123028 A CN 2012105123028A CN 201210512302 A CN201210512302 A CN 201210512302A CN 103036710 A CN103036710 A CN 103036710A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
Abstract
The invention discloses a method and an edge device for acquiring geographical location information of a web site. The method and the edge device for acquiring the geographical location information of the web site are applied to an ethernet virtual interconnection (EVI) networking comprising a site network. The method comprises the steps that an edge device (ED) in the site network receives geographical location information of a site at the opposite terminal, wherein the geographical location information of the site at the opposite terminal is sent by the site at the opposite terminal, the geographical location information a media access control (MAC) address and a virtual local area network (VLAN) identity (ID) are saved in a binding mode, wherein the MAC address and the VLAN ID are carried in a logical signal processor (LSP) message which is received by the site at the opposite terminal. The invention further provides the edge device for acquiring the geographical location information of the web site based on the method. The edge device for acquiring the geographical location information of the web site is capable of obtaining the geographical location information of the site at the opposite terminal and then the whole EVI network is maintained conveniently.
Description
Technical field
The application relates to communication technical field, particularly a kind of method and edge device that obtains the geographical location information of website.
Background technology
In order to realize high reliability and redundant deployment, a plurality of physical site that are positioned at diverse geographic location have been crossed over by current most enterprises network and data center thereof, and are similarly professional in these site deployment.In order to realize resource dynamic allotment and the management between website, virtual machine is wanted between data center can free migration, because the virtual machine (vm) migration process is to user transparent, can not change the IP address, so must realize between the website in strange land that double layer network is interconnected being distributed in.
Ethernet virtual interconnected (Ethernet Virtualization Interconnection, EVI) technology provides flexibly two layers of interconnecting function for the physical site of disperseing based on existing service provider network and enterprise network.EVI is a kind of advanced person " MAC in IP " technology, is used for realization based on two-layer virtual private network (L2VPN) technology of IP kernel heart net.Just safeguard route and forwarding information at the edge device of website in the EVI networking, need not to change route and the forwarding information of website inside and core network.
Network behind the deployment EVI is comprised of core network, station network, EVI network.Wherein, station network is by one or the many edge of table equipment connection double layer network with separate traffic function to core network, usually by single organization and administration control, mainly be comprised of main frame and switching equipment, edge device provides two layers of function of exchange between the website; In the EVI network, the virtual network of setting up between the edge device of each website, provide two layers between the station network interconnected, announcement is connected to the MAC Address of All hosts and equipment of edge device, transmits territories for two layers that the interconnected formation of a plurality of websites is larger; Core network is mainly by the network interconnected between the station network that provides of IP routing device carrying.
At present, the configuration day by day various and separately of the kind of the network equipment is intricate, can mutually find also mutual system and configuration information separately for the equipment that makes different vendor in network, and the information interchange platform of a standard need to be arranged.
Link Layer Discovery Protocol (Link Layer Discovery Protocol, LLDP) be exactly under such background, to produce, it provides a kind of link layer of standard to find mode, can be with the main ability of local device, management address, device identification, interface identifier, the Information Organizations such as geographical position become different type/length/value (Type/Length/Value, TLV), and be encapsulated in Link Layer Discovery Protocol data cell (Link Layer Discovery Protocol Data Unit, LLDPDU) be distributed in and own direct-connected neighbours, neighbours receive after these information it with standard mib (Management Information Base, MIB) form is preserved, for the communication conditions of network management system inquiry and judgement link.
Because the mac address information by EVI IS-IS transmission only comprises these two the limited information of VLAN under MAC Address and this MAC Address, the network manager can not be effectively by checking that MAC information table in this website understands situation and the network condition of whole EVI network, can not effectively add up and manage all flows of going to a certain website, thereby can easily not safeguard whole EVI network.
Summary of the invention
In view of this, the application provides a kind of method and edge device that obtains the geographical location information of website, can by the geographical location information of the opposite end website that obtains, safeguard easily whole EVI network.
For solving the problems of the technologies described above, technical scheme of the present invention is achieved in that
A kind of method of obtaining the geographical location information of website is applied to comprise in the EVI networking of station network, comprising:
ED equipment in the described station network obtains the geographical location information of this website, and sends to the opposite end website;
When this ED equipment received the geographical location information of the opposite end website that the opposite end website sends, with the geographical location information of this opposite end website, with the MAC Address and the VLAN ID that carry the LSP message that receives from this opposite end website, binding was preserved.
Wherein, when described ED sends the geographical location information of this website to the opposite end website, by the geographical location information of EVI Intermediate System-to-Intermediate System Intermediate System to Intermediate System with this website, be carried in the hello packet when setting up neighbours with the opposite end website and send;
When described this ED equipment received the geographical location information of the opposite end website that the opposite end website sends, with the geographical location information of this opposite end website, with the MAC Address and the VLAN ID that carry the LSP message that receives from this opposite end website, binding was preserved, and comprising:
This ED equipment receives that the opposite end website sends when setting up neighbours' hello packet, obtain the Site ID and the geographical location information that carry in this message, and binding is preserved;
When this ED equipment receives the LSP message of opposite end website transmission, obtain and carry MAC Address, VLAN ID and Site ID in this message, and by identical Site ID MAC Address, VLAN ID and geographical location information binding are preserved.
The method that described ED equipment obtains the geographical location information of this website comprises:
This ED equipment uses the EVI Intermediate System to Intermediate System to call the internal interface of the geographical location information that obtains this website, and passes through the geographical location information of this pre-configured website of this interface read local.
Described method further comprises: this ED equipment obtains the geographical location information of the affiliated website of this ED equipment by Link Layer Discovery Protocol LLDP, and preserves;
The method that described ED equipment obtains the geographical location information of this website comprises: use the EVI Intermediate System to Intermediate System to call the internal interface of the geographical location information that obtains this website, and pass through the geographical location information of this website of this interface read local preservation.
Described method further comprises:
This ED equipment is added up the flow of the MAC location in website corresponding to this geographical location information according to the geographical location information of preserving;
And/or,
This ED equipment is according to the geographical location information of preserving, for target MAC (Media Access Control) address arranges priority for the message of the MAC Address in website corresponding to this geographical location information and processes.
A kind of ED equipment can be applicable to the station network in the EVI networking, and this ED equipment comprises: acquiring unit, Transmit-Receive Unit and memory cell;
Described acquiring unit is for the geographical location information that obtains this website;
Described Transmit-Receive Unit, the geographical location information that is used for described acquiring unit is obtained sends to the opposite end website; Receive the geographical location information of the opposite end website of opposite end website transmission; Receive the LSP message that the opposite end website sends;
Described memory cell, be used for when described Transmit-Receive Unit receives the geographical location information of opposite end website of opposite end website transmission, with the geographical location information of this opposite end website, with the MAC Address and the VLAN ID that carry the LSP message that receives from this opposite end website, binding is preserved.
Wherein, described Transmit-Receive Unit is further used for by the geographical location information of EVI Intermediate System to Intermediate System with this website, is carried in the hello packet when setting up neighbours with the opposite end website to send; Receive the hello packet of setting up neighbours that the opposite end website sends;
Described memory cell, be used for when described Transmit-Receive Unit receive that the opposite end website sends set up neighbours' hello packet the time, obtain the Site ID and the geographical location information that carry in this message, and the binding preservation; When described Transmit-Receive Unit receives the LSP message of opposite end website transmission, obtain and carry MAC Address, VLAN ID and Site ID in this message, and by identical Site ID MAC Address, VLAN ID and geographical location information binding are preserved.
This ED equipment further comprises: dispensing unit;
Described dispensing unit is for the geographical location information of this website of configuration;
Described acquiring unit is used for using the EVI Intermediate System to Intermediate System to call the internal interface of the geographical location information that obtains this website, and reads the geographical location information of this website of described dispensing unit configuration by this interface.
Described acquiring unit is further used for the agreement by Link Layer Discovery Protocol LLDP, obtains the geographical location information of the affiliated website of this ED equipment, and preserves; Use the EVI Intermediate System to Intermediate System to call the internal interface of the geographical location information that obtains this website, and pass through the geographical location information of this website of this interface read local preservation.Described ED equipment further comprises: processing unit;
Described processing unit is used for the geographical location information preserved according to described memory cell, the flow of the MAC Address in website corresponding to statistical geography positional information; And/or according to the geographical location information of preserving in the described memory cell, for target MAC (Media Access Control) address arranges priority for the message of the MAC Address in website corresponding to this geographical location information and processes.
In sum, the application receives the geographical location information of the opposite end website of opposite end website transmission by the ED equipment in the station network, and with the LSP message that receives from this opposite end website the MAC Address and the VLANID that carry, binding is preserved, can by the geographical location information of the opposite end website that obtains, safeguard easily whole EVI network.
Description of drawings
Fig. 1 is the method flow schematic diagram that obtains the geographical location information of website in the embodiment of the invention one;
Fig. 2 is the method flow schematic diagram that obtains the geographical location information of website in the embodiment of the invention two;
Fig. 3 is the TLV structural representation that carries in the hello packet in the specific embodiment of the invention;
Fig. 4 is the structural representation that is applied to the ED equipment of above-mentioned technology in the specific embodiment of the invention.
Embodiment
For making purpose of the present invention, technical scheme and advantage clearer, referring to the accompanying drawing embodiment that develops simultaneously, scheme of the present invention is described in further detail.
A kind of method of obtaining the geographical location information of website is proposed in the embodiment of the invention, be applied to comprise in the EVI networking of station network, ED equipment in the station network receives the geographical location information of the opposite end website of opposite end website transmission, and with Link State data protocol unit (the Link State Protocol Data Unit that receives from this opposite end website, the Media Access Controlled of LSP) carrying in the message (MAC) address and VLAN ID (VLAN ID), binding is preserved.By the method, can know the geographical location information of opposite end website, thereby safeguard easily whole EVI network.
Embodiment one
Referring to Fig. 1, Fig. 1 is the method flow schematic diagram that obtains the geographical location information of website in the embodiment of the invention one.Concrete steps are:
In the step 101, the method that this ED equipment obtains the geographical location information of this website comprises following two kinds:
First method is:
This ED equipment uses the EVI Intermediate System to Intermediate System to call the internal interface of the geographical location information that obtains this website, and passes through the geographical location information of this pre-configured website of this interface read local.
Second method is:
This ED equipment obtains the geographical location information of the affiliated website of this ED equipment by the LLDP agreement, and preserves.This ED equipment can be kept at the geographical location information of this website of obtaining by the LLDP agreement in the database, also can be kept in the local file.
The method that this ED equipment obtains the geographical location information of this website comprises: this ED equipment uses the EVI Intermediate System to Intermediate System to call the internal interface of the geographical location information that obtains this website, and passes through the geographical location information of this website of this interface read local preservation.
This ED equipment obtains the geographical location information of this website, when specific implementation, comprise: enable the ability that the EVI Intermediate System to Intermediate System obtains the geographical location information of this website, obtain the geographical location information of local this website of preserving by the EVI Intermediate System to Intermediate System by the internal interface of configuration, or the geographical location information of local pre-configured this website.Certainly, also can obtain for this EVI Intermediate System to Intermediate System that enables the capabilities setting switch of the geographical location information of this website, when needs obtain the local geographical location information of preserving, open this switch, use the EVI Intermediate System to Intermediate System to obtain the geographical location information of this website by the internal interface of configuration; When not needing to obtain local geographical location information, close the ability of the geographical location information that obtains this website of EVI Intermediate System to Intermediate System.
Simultaneously, the geographical location information of the website that this ED equipment also can obtain this locality is encapsulated among the LLDPDU with the TLV form, is used for synchronous this geographical location information of all devices in the whole website.LLDPDU is the data cell that is encapsulated in LLDP message data part.Before forming LLDPDU, equipment is packaged into local information first the TLV form, is combined into the data division that a LLDPDU is encapsulated in the LLDP message by several TLV again and transmits.TLV is the unit that forms LLDPDU, and each TLV represents an information.The TLV that LLDP can encapsulate comprises that basic TLV, 802.1 organizes definition of T LV, 802.3 to organize definition of T LV and media termination to find (Media Endpoint Discovery, LLDP-MED) TLV.
This ED equipment carries the geographical location information of upper ED equipment appointment in station location marker (Location Identification) field of LLDP-MED TLV, send to other ED in this website, is kept at after other ED obtain in the local database.Wherein, LLDP-MED TLV is for to upload sending voice (Voice over IP at IP, VoIP) many senior application are provided, comprise basic configuration, network strategy configuration, address information and positional information etc., the different production firms of speech ciphering equipment have been satisfied in the requirement of the aspects such as effective, the easy deployment of cost, manageability, and solved in Ethernet the problem of disposing speech ciphering equipment, for the producer, sellers and the user of speech ciphering equipment provides convenience.Utilize the geographical location information of this website that this TLV obtains this ED equipment to be synchronized to other ED equipment in the embodiment of the invention.
When step 102, this ED equipment received the geographical location information of the opposite end website that the opposite end website sends, with the geographical location information of this opposite end website, with the MAC Address and the VLANID that carry the LSP message that receives from this opposite end website, binding was preserved.
Embodiment two
Referring to Fig. 2, Fig. 2 is the method flow schematic diagram that obtains the geographical location information of website in the embodiment of the invention two.Concrete steps are:
This ED equipment is with geographical location information in this step, be carried at that specific implementation is in the hello packet when setting up neighbours with the opposite end website: the geographical location information of this website that will obtain is filled among website (Site) attribute (Property) TLV that carries in the hello packet, sends to the opposite end website by EVI IS-IS hello packet.Referring to Fig. 3, Fig. 3 is the TLV structural representation that carries in the hello packet in the specific embodiment of the invention.
Among Fig. 3, in Site description (Description) field, fill the geographical location information that this invention needs the website of increase.The content of carrying when the content of other fields is set up neighbours together in this hello packet is identical, is the ED ID that sends the ED equipment of this hello packet such as what fill in the Site id field.
When step 203, this ED equipment receive the LSP message of opposite end website transmission, obtain and carry MAC Address, VLAN ID and Site ID in this message, and by identical Site ID MAC Address, VLAN ID and geographical location information binding are preserved.
By the enforcement of embodiment one and embodiment two, can obtain the geographical location information of opposite end website, and the geographical location information of this opposite end website and MAC Address and the VLAN ID of opposite end website transmission are set up binding relationship.
Based on the binding relationship of above-mentioned foundation, this ED equipment can according to the geographical location information of preserving, be added up the flow of the MAC Address in website corresponding to this geographical location information; And according to the statistics the result carry out adaptive processing.
This ED equipment can also be according to the geographical location information of preserving, for target MAC (Media Access Control) address arranges priority for the message of the MAC Address in website corresponding to this geographical location information and processes.
When the geographical location information binding of MAC Address, VLAN ID and website is preserved, can bind separately preservation, also geographical location information can be added in the MAC Address list item accordingly.Referring to table 1, the information that table 1 comprises for MAC Address list item in the specific embodiment of the invention.
| MAC Address | VLAN ID | Port | SiteAddr |
| 0023-8963-e500 | 1008 | Evi-Link0 | China Hangzhou |
| 0023-c090-2001 | 2000 | Evi-Link0 | China Hangzhou |
| 00e0-fc12-1140 | 2101 | Evi-Link 1 | China Hangzhou |
| 3ce5-a67d-a183 | 2102 | Evi-Link2 | China Beijing |
| 3822-d69e-eb40 | 1999 | Evi-Link2 | China Beijing |
Table 1
Table 1 when the specific implementation of the present invention, the mac address forwarding table item when being stored in the geographical location information binding of website in the mac address forwarding table.The network manager can be by the information in the table 1, count the MAC Address in the same website, thereby count all and go to same website, flow such as China Hangzhou website or China Beijing website, these flows are effectively managed, such as adding up by the flow of going to China Beijing, find that this flow is very large, might surpass the load of link, so, can between the website of going to China Beijing, set up again a link, the means by load balancing allow a part of flow by this newly-built link, thereby the flow of going to China Beijing can all be transmitted, professional normal operation is not interrupted.
Simultaneously, network management can be according to the website geographical location information, count all MAC Address in this website, can message priority be set to the message that the destination comprises these MAC Address, when carrying out data retransmission, just can preferentially transmit or postpone this message of forwarding according to these priority, the professional real-time that is higher than China Beijing website such as the professional requirement of real-time of China Hangzhou website, this time, can be to according to geographical location information, count the MAC Address in all China Hangzhou websites, that the message of these MAC Address arranges priority and is higher than the priority that the destination is the message of the MAC Address in the China Beijing website to the destination, like this, when having a large amount of messages to reach simultaneously, the flow of going to China Hangzhou website can forward the very first time, guarantees that service traffics in time arrive.
Based on same inventive concept, also propose a kind of ED equipment in the specific embodiment of the invention, can be applicable to the station network in the EVI networking.Referring to Fig. 4, Fig. 4 is the structural representation that is applied to the ED equipment of above-mentioned technology in the specific embodiment of the invention.This ED equipment comprises: acquiring unit 401, Transmit-Receive Unit 402 and memory cell 403.
Acquiring unit 401 is for the geographical location information that obtains this website.
Transmit-Receive Unit 402, the geographical location information that is used for acquiring unit 401 is obtained sends to the opposite end website; Receive the geographical location information of the opposite end website of opposite end website transmission; Receive the LSP message that the opposite end website sends.
Preferably,
Transmit-Receive Unit 402 is further used for by the geographical location information of EVI Intermediate System to Intermediate System with this website, is carried in the hello packet when setting up neighbours with the opposite end website to send; Receive the hello packet of setting up neighbours that the opposite end website sends.
Preferably,
This ED equipment further comprises: dispensing unit 404.
Acquiring unit 401 is used for using the EVI Intermediate System to Intermediate System to call the internal interface of the geographical location information that obtains this website, and reads the geographical location information of this website of dispensing unit 404 configurations by this interface.
Preferably,
Acquiring unit 401 is further used for the agreement by Link Layer Discovery Protocol LLDP, obtains the geographical location information of the affiliated website of this ED equipment, and preserves; Use the EVI Intermediate System to Intermediate System to call the internal interface of the geographical location information that obtains this website, and pass through the geographical location information of this website of this interface read local preservation.
Preferably,
This ED equipment further comprises: processing unit 405.
The unit of above-described embodiment can be integrated in one, and also can separate deployment; A unit can be merged into, also a plurality of subelements can be further split into.
In sum, in the specific embodiment of the invention, ED equipment in the station network receives the geographical location information of the opposite end website of opposite end website transmission, and with the LSP message that receives from this opposite end website the MAC Address and the VLAN ID that carry, binding is preserved, can by the geographical location information of the website that obtains, safeguard easily whole EVI network.
This ED equipment is according to the geographical location information of preserving, add up the flow of the MAC Address in the VLAN in website corresponding to this address location information, and for the message of the interior MAC Address of website corresponding to this geographical location information priority is set and processes for target MAC (Media Access Control) address.
The above is preferred embodiment of the present invention only, is not for limiting protection scope of the present invention.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a method of obtaining the geographical location information of website is applied to comprise in the virtual interconnected EVI networking of ether of station network, it is characterized in that, comprising:
Edge device ED equipment in the described station network obtains the geographical location information of this website, and sends to the opposite end website;
When this ED equipment receives the geographical location information of the opposite end website that the opposite end website sends, geographical location information with this opposite end website, with the medium access control MAC addresses and the VLAN ID VLAN ID that carry the Link State data protocol unit LSP message that receives from this opposite end website, binding is preserved.
2. method according to claim 1, it is characterized in that, when described ED sends the geographical location information of this website to the opposite end website, by the geographical location information of EVI Intermediate System-to-Intermediate System Intermediate System to Intermediate System with this website, be carried in the heartbeat hello packet when setting up neighbours with the opposite end website and send;
When described this ED equipment received the geographical location information of the opposite end website that the opposite end website sends, with the geographical location information of this opposite end website, with the MAC Address and the VLAN ID that carry the LSP message that receives from this opposite end website, binding was preserved, and comprising:
This ED equipment receives that the opposite end website sends when setting up neighbours' hello packet, obtain the site identity ID and the geographical location information that carry in this message, and binding is preserved;
When this ED equipment receives the LSP message of opposite end website transmission, obtain and carry MAC Address, VLAN ID and Site ID in this message, and by identical Site ID MAC Address, VLAN ID and geographical location information binding are preserved.
3. method according to claim 1 and 2 is characterized in that, the method that described ED equipment obtains the geographical location information of this website comprises:
This ED equipment uses the EVI Intermediate System to Intermediate System to call the internal interface of the geographical location information that obtains this website, and passes through the geographical location information of this pre-configured website of this interface read local.
4. method according to claim 1 and 2 is characterized in that, described method further comprises: this ED equipment obtains the geographical location information of the affiliated website of this ED equipment by Link Layer Discovery Protocol LLDP, and preserves;
The method that described ED equipment obtains the geographical location information of this website comprises: use the EVI Intermediate System to Intermediate System to call the internal interface of the geographical location information that obtains this website, and pass through the geographical location information of this website of this interface read local preservation.
5. method according to claim 1 and 2 is characterized in that, described method further comprises:
This ED equipment is added up the flow of the MAC Address in website corresponding to this geographical location information according to the geographical location information of preserving;
And/or,
This ED equipment is according to the geographical location information of preserving, for target MAC (Media Access Control) address arranges priority for the message of the MAC Address in website corresponding to this geographical location information and processes.
6. an edge device ED equipment can be applicable to the station network in the virtual interconnected EVI networking of ether, it is characterized in that this ED equipment comprises: acquiring unit, Transmit-Receive Unit and memory cell;
Described acquiring unit is for the geographical location information that obtains this website;
Described Transmit-Receive Unit, the geographical location information that is used for described acquiring unit is obtained sends to the opposite end website; Receive the geographical location information of the opposite end website of opposite end website transmission; Receive the Link State data protocol unit LSP message that the opposite end website sends;
Described memory cell, be used for when described Transmit-Receive Unit receives the geographical location information of opposite end website of opposite end website transmission, geographical location information with this opposite end website, with the medium access control MAC addresses and the VLAN ID VLAN ID that carry the LSP message that receives from this opposite end website, binding is preserved.
7. ED equipment according to claim 6 is characterized in that,
Described Transmit-Receive Unit is further used for by the geographical location information of EVI Intermediate System to Intermediate System with this website, is carried in the hello packet when setting up neighbours with the opposite end website to send; Receive the hello packet of setting up neighbours that the opposite end website sends;
Described memory cell, be used for when described Transmit-Receive Unit receive that the opposite end website sends set up neighbours' hello packet the time, obtain the Site ID and the geographical location information that carry in this message, and the binding preservation; When described Transmit-Receive Unit receives the LSP message of opposite end website transmission, obtain and carry MAC Address, VLAN ID and Site ID in this message, and by identical Site ID MAC Address, VLAN ID and geographical location information binding are preserved.
8. according to claim 6 or 7 described ED equipment, it is characterized in that this ED equipment further comprises: dispensing unit;
Described dispensing unit is for the geographical location information of this website of configuration;
Described acquiring unit is used for using the EVI Intermediate System to Intermediate System to call the internal interface of the geographical location information that obtains this website, and reads the geographical location information of this website of described dispensing unit configuration by this interface.
9. according to claim 6 or 7 described ED equipment, it is characterized in that,
Described acquiring unit is further used for the agreement by Link Layer Discovery Protocol LLDP, obtains the geographical location information of the affiliated website of this ED equipment, and preserves; Use the EVI Intermediate System to Intermediate System to call the internal interface of the geographical location information that obtains this website, and pass through the geographical location information of this website of this interface read local preservation.
10. according to claim 6 or 7 described ED equipment, it is characterized in that described ED equipment further comprises: processing unit;
Described processing unit is used for the geographical location information preserved according to described memory cell, the flow of the MAC Address in website corresponding to statistical geography positional information; And/or according to the geographical location information of preserving in the described memory cell, for target MAC (Media Access Control) address arranges priority for the message of the MAC Address in website corresponding to this geographical location information and processes.
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