CN106302043A - A kind of C DOCSIS local side realizes multiple services ARP processing method - Google Patents
A kind of C DOCSIS local side realizes multiple services ARP processing method Download PDFInfo
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- CN106302043A CN106302043A CN201610664850.0A CN201610664850A CN106302043A CN 106302043 A CN106302043 A CN 106302043A CN 201610664850 A CN201610664850 A CN 201610664850A CN 106302043 A CN106302043 A CN 106302043A
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- service flow
- list item
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/46—Interconnection of networks
- H04L12/4641—Virtual LANs, VLANs, e.g. virtual private networks [VPN]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/2801—Broadband local area networks
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L47/00—Traffic control in data switching networks
- H04L47/10—Flow control; Congestion control
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L61/00—Network arrangements, protocols or services for addressing or naming
- H04L61/09—Mapping addresses
- H04L61/10—Mapping addresses of different types
- H04L61/103—Mapping addresses of different types across network layers, e.g. resolution of network layer into physical layer addresses or address resolution protocol [ARP]
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Computer Security & Cryptography (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
Abstract
The present invention relates to data communication technology field, disclose a kind of C DOCSIS local side and realize multiple services ARP processing method.Specifically include procedure below: after step one, wait CM reach the standard grade, read the service flow configuration information in CM, set up service flow list item；Step 2, etc. pending packet, it is judged that be up ARP packet or downlink data packet；If step 3 up ARP packet, then extract the sip address in up ARP packet and mask, mate with described service flow list item, if the match is successful, then remove service flow ID, add corresponding Business Stream VLAN, enter next forwarding logic；If downlink data packet, extract the Business Stream vlan information in downlink data packet, mate with described service flow list item, if the match is successful, then remove described vlan information, add corresponding service flow ID, enter next forwarding logic.Realize the normal mutual of ARP packet.
Description
Technical field
The present invention relates to data communication technology field, particularly a kind of C-DOCSIS local side realizes multiple services ARP process
Method.
Background technology
If Fig. 1 is C-DOCSIS topological environmental, the configuration information for the service flow of business preserves on the server, works as CM
When (terminal unit) reaches the standard grade, Dynamic Host Configuration Protocol server can distribute IP address for CM, and then CM can obtain configuration file by TFTP.CMC
(local side) distributes service flow information for each CM, and the information of Differentiated services stream most critical is exactly the SIP of the business connect under CM
Address (such as: IP address be the business of the address of 1.1.1.x be high definition program request, and the business of the IP address of 1.1.2.x is upper
Net), and this sip address pond is to have been distributed different business in advance by server, the Business Stream of user side arrives through CM
When reaching CMC, can carry service flow ID according to its SIP, CMC can be according to different service flow ID by correspondence on data band
VLAN, and for downlink data packet, it is then directly gone VLAN then to stamp service flow ID of correspondence by CMC.
But DOCSIS standard is made that description to the behavior mapping different service flow according to SIP, specify that the behavior
IP bag is come into force, say, that DOCSIS chip will not carry out the mapping of service flow to ARP data packet messages, so
Causing the ARP setting up communication at the beginning can not be normally carried out alternately, the ARP packet that originally should arrive service flow A cannot obtain
Corresponding VLAN A, causes ARP failure alternately, and business is obstructed.Thus, classification ARP packet carrying out service flow is urgent
Need.
Summary of the invention
The technical problem to be solved is: for the problem of above-mentioned existence, it is provided that a kind of C-DOCSIS local side
Realize multiple services ARP processing method.
The technical solution used in the present invention is as follows: a kind of C-DOCSIS local side realizes multiple services ARP processing method, specifically
Including procedure below: after step one, wait CM reach the standard grade, read the service flow configuration information in CM, set up service flow list item；Step
Two, the pending packet such as, it is judged that be up ARP packet or downlink data packet；If step 3 up ARP data
Bag, then extract the sip address in up ARP packet and mask, mate with described service flow list item, if the match is successful, then
Remove service flow ID, add corresponding Business Stream VLAN, enter next forwarding logic；If downlink data packet, extract lower line number
According to the Business Stream vlan information in bag, mate with described service flow list item, if the match is successful, then remove described vlan information, add
Add service flow ID of correspondence, enter next forwarding logic.
Further, the detailed process setting up service flow list item in described step one is: a. registers in CPU forwarding process
The service flow of ARP packet searches module；B. wait that CM reaches the standard grade or roll off the production line notice, notify then to read described CM if CM reaches the standard grade
Configuration file in service flow configuration information；C. service flow configuration information is set up a service flow list item corresponding with CM.
Further, to comprise the MAC Address of described CM, service flow ID corresponding with service flow ID for described service flow list item
Mask that sip address is corresponding with sip address and service flow VLAN corresponding to service flow ID.
Further, in described step b, the notice if CM rolls off the production line, then inquire about and whether there is the service corresponding with described CM
Stream list item, if it has, then delete the MAC Address of described service flow list item；If it is not, do not process.
Further, in described step 3, the sip address extracted and mask are mated with described service flow list item, if
Mate unsuccessful, then enter next forwarding logic.
Further, in described step 3, the vlan information extracted is mated with described service flow list item, if coupling does not becomes
Merit, then enter next forwarding logic.
Further, the vlan information of described extraction is the vlan information of Business Stream.
Compared with prior art, having the beneficial effect that under C-DOCSIS local side of technique scheme is used to be provided to use
Family multiple business, such as: online, the program request of high definition VOD and live telecast etc., these business be according to different service flow and its
Corresponding Business Stream VLAN distribution, corresponding business can be mapped in the service flow of correspondence, no by C-DOCSIS according to configuration
Same service flow can enter its corresponding VLAN, completes normal multi-service communication by such mode, in multi-service communication
On the basis of be effectively realized the normal mutual of ARP packet.
Accompanying drawing explanation
Fig. 1 is C-DOCSIS topological environmental schematic diagram of the present invention.
Fig. 2 is the process schematic that the present invention creates service flow list item.
Fig. 3 is the process schematic that the present invention inquires about service flow list item.
Detailed description of the invention
Below in conjunction with the accompanying drawings the present invention is described further.
As Figure 2-3, a kind of C-DOCSIS local side realizes multiple services ARP processing method, specifically includes procedure below:
After step one, wait CM reach the standard grade, read the service flow configuration information in CM, set up service flow list item；Step 2, etc. pending
Packet, it is judged that be up ARP packet or downlink data packet；If step 3 up ARP packet, then extract up
Sip address in ARP packet and mask, mate with described service flow list item, if the match is successful, then removes service flow ID,
Add corresponding Business Stream VLAN, enter next forwarding logic；If downlink data packet, extract the Business Stream in downlink data packet
Vlan information, mates with described service flow list item, if the match is successful, then removes described vlan information, adds corresponding service flow
ID, enters next forwarding logic.
Packet is from a forwarding logic X to next forwarding logic Y, and intermediate demand realizes the normal mutual of packet,
The service flow list item of the up ARP packet of different business and downlink data packet and foundation is after the match is successful, ARP data of reaching the standard grade
Bag removes service flow ID, adds corresponding VLAN；Downlink data packet is removed vlan information, is added corresponding service flow ID, it is achieved
Packet normal mutual.
The detailed process setting up service flow list item in described step one is: a. registers ARP packet in CPU forwarding process
Service flow search module；B. waiting that CM reaches the standard grade or roll off the production line notice, if CM reaches the standard grade, then to read the configuration of described CM civilian for notice
Service flow configuration information in part；C. service flow configuration information is set up a service flow list item corresponding with CM.Described service
Stream list item comprises cover corresponding with sip address of sip address that the MAC Address of described CM, service flow ID are corresponding with service flow ID
The VLAN that code is corresponding with service flow ID.In described step b, the notice if CM rolls off the production line, then inquire about whether have corresponding with described CM
Service flow list item, if it has, then delete the MAC Address of described service flow list item；If it is not, do not process.
Subscriber terminal side has business of networking A and demand (telecommunication) service B, and terminal unit has CM1 and CM2, described CM1 and CM2
After notice of reaching the standard grade, the local side CMC side of C-DOCSIS equipment, read CM1 and CM2 configuration information and be respectively created service flow list item,
Obtain the service flow list item of Tables 1 and 2.
Service flow list item corresponding for table 1 terminal unit CM1
| MAC1 | SIP1-A | MASK1-A | ServiceID1-A | VLAN1-A |
| MAC1 | SIP1-B | MASK1-B | ServiceID1-B | VLAN1-B |
Service flow list item corresponding for table 2 terminal unit CM2
| MAC2 | SIP2-A | MASK2-A | ServiceID2-A | VLAN2-A |
| MAC2 | SIP2-B | MASK2-B | ServiceID2-B | VLAN2-B |
Wherein MASK is mask, and service ID is service flow ID, arbitrary business the most corresponding with any terminal equipment
In service flow list item, during a upper forwarding logic X to next forwarding logic Y, inquire about service flow table for packet, from up
ARP packet or the packet that rolls off the production line extract information and mate with service flow list item.
In described step 3, if up ARP packet, by the sip address extracted and mask and described service flow table
Item coupling, if mating unsuccessful, then enters next forwarding logic, it is not necessary to by the query logic of the present invention.Described step 3
In, if downlink data packet, the vlan information extracted is mated with described service flow list item, if mating unsuccessful, then under entering
One forwarding logic, it is not necessary to by the query logic of the present invention, the vlan information of described extraction is the vlan information of Business Stream.
One of them embodiment: build C-DOCSIS applied environment, PC makees as connecing television set under business of networking, Set Top Box
For demand (telecommunication) service, PC and Set Top Box all carries under CM, CMC is linked into the ONU under CHINA RFTCOM Co Ltd, waits that CM reaches the standard grade, passes through
CLI configuration mode or WEB by the broadcasting and TV traffic assignments requirement VLAN to CMC configuration service, and configure simultaneously SIP, MASK with
And id information, create service flow list item, as shown in table 1, carry out query logic by packet with mating of service flow table, if
Up ARP packet, then extract the sip address in up ARP packet and mask, mates with described service flow list item, if
The match is successful, then remove service flow ID, adds corresponding VLAN, enters next forwarding logic；If downlink data packet, under extraction
Vlan information in row packet, mates with described service flow list item, if the match is successful, then removes described vlan information, adds
Corresponding service flow ID, it is achieved ARP packet normal mutual, enters next forwarding logic.It is finally completed use PC and browses WEB
Webpage, uses set-top box remote controller to carry out HD video program request.
The invention is not limited in aforesaid detailed description of the invention.The present invention expands to any disclose in this manual
New feature or any new combination, and the arbitrary new method that discloses or the step of process or any new combination.If this
Skilled person, the unsubstantiality done in the spirit without departing from the present invention is altered or modified, and all should belong to present invention power
The scope that profit is claimed.
Claims (7)
1. C-DOCSIS local side realizes a multiple services ARP processing method, it is characterized in that: include procedure below: step one, etc.
After CM reaches the standard grade, read the service flow configuration information in CM, set up service flow list item；Step 2, etc. pending packet, sentence
Disconnected is up ARP packet or downlink data packet；If step 3 up ARP packet, then extract up ARP packet
In sip address and mask, mate with described service flow list item, if the match is successful, then remove service flow ID, add corresponding
Business Stream VLAN, enters next forwarding logic；If downlink data packet, extract the vlan information in downlink data packet, with described
Service flow list item mates, if the match is successful, then removes described Business Stream vlan information, adds corresponding service flow ID, under entrance
One forwarding logic.
2. C-DOCSIS local side as claimed in claim 1 realizes multiple services ARP processing method, it is characterized in that: described step
The detailed process setting up service flow list item in one is: a. registers the service flow of ARP packet in CPU forwarding process and searches mould
Block；B. waiting that CM reaches the standard grade or roll off the production line notice, if CM reaches the standard grade, the service flow notifying then to read in the configuration file of described CM is joined
Confidence ceases；C. service flow configuration information is set up a service flow list item corresponding with CM.
3. C-DOCSIS local side as claimed in claim 2 realizes multiple services ARP processing method, it is characterized in that: described service
Stream list item comprises cover corresponding with sip address of sip address that the MAC Address of described CM, service flow ID are corresponding with service flow ID
Service flow VLAN that code is corresponding with service flow ID.
4. C-DOCSIS local side as claimed in claim 3 realizes multiple services ARP processing method, it is characterized in that: described step b
In, the notice if CM rolls off the production line, then inquire about and whether there is the service flow list item corresponding with described CM, if it has, then delete described clothes
The MAC Address of business stream list item；If it is not, do not process.
5. C-DOCSIS local side as claimed in claim 1 realizes multiple services ARP processing method, it is characterized in that: described step
In three, the sip address extracted and mask are mated with described service flow list item, if mating unsuccessful, then enter next and forward
Logic.
6. C-DOCSIS local side as claimed in claim 1 realizes multiple services ARP processing method, it is characterized in that: described step
In three, the vlan information extracted being mated with described service flow list item, if mating unsuccessful, then entering next forwarding logic.
7. the C-DOCSIS local side as described in claim 5 or 6 realizes multiple services ARP processing method, it is characterized in that: described
The vlan information that vlan information is Business Stream extracted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610664850.0A CN106302043A (en) | 2016-08-12 | 2016-08-12 | A kind of C DOCSIS local side realizes multiple services ARP processing method |
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| CN201610664850.0A CN106302043A (en) | 2016-08-12 | 2016-08-12 | A kind of C DOCSIS local side realizes multiple services ARP processing method |
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| CN201610664850.0A Pending CN106302043A (en) | 2016-08-12 | 2016-08-12 | A kind of C DOCSIS local side realizes multiple services ARP processing method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11251984B2 (en) | 2017-10-24 | 2022-02-15 | Interdigital Ce Patent Holdings | Cable modem interface mask based virtual local area network mapping |
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| US20120047273A1 (en) * | 2010-08-20 | 2012-02-23 | Innomedia Pte Ltd. | Device initiated multiple grants per interval system and method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US11251984B2 (en) | 2017-10-24 | 2022-02-15 | Interdigital Ce Patent Holdings | Cable modem interface mask based virtual local area network mapping |
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Effective date of abandoning: 20210108 |
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