CN101616156B - Signal negotiation method and device for realizing RTP data stream multiplexing - Google Patents
Signal negotiation method and device for realizing RTP data stream multiplexingDownload PDFInfo
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- CN101616156B CN101616156BCN200910157335ACN200910157335ACN101616156BCN 101616156 BCN101616156 BCN 101616156BCN 200910157335 ACN200910157335 ACN 200910157335ACN 200910157335 ACN200910157335 ACN 200910157335ACN 101616156 BCN101616156 BCN 101616156B
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Abstract
Description
Technical field
The present invention relates to the multi-media communication field, relate in particular to a kind of signal negotiation method and device of the RTP of realization data stream multiplexing.
Background technology
Along with the development of multi-media communication, the network bandwidth more and more becomes scarce resource.When two witched-capacity network equipment carried out communication like the WMG of two NGN (next generation network), with respect to payload data, Layer2/IP/UDP packet header had taken a large amount of byte numbers, has reduced bandwidth availability ratio.Therefore study RTP (the Real-Time Transport Protocol that several different user plane are connected; RTP) transmission in packet multiplexing to the Layer2/IP/UDP bag; Just can reach the purpose of saving bandwidth; For realizing the multiplexing process of end-to-end PTP, corresponding research also should comprise the signaling expanding that is used to wrap multiplex consultation, and the optional compress mode in RTP packet header simultaneously.
The witched-capacity network equipment of the multiplexed function of current employing rtp streaming; Usually multiplexed the handling through consultation of RTP being placed on the interior business processing unit accomplishes; The RTP multiplexed information is attached to the NIU of the system that passes in the RTP session; Send to the multiplexed destination of RTP by NIU again, accomplish the multiplexed negotiation of RTP.In this case; The multiplexed negotiation information of RTP has taken part internal system RTP resource; NIU need frequently be resolved the multiplexed negotiation information of RTP from a large amount of RTP sessions simultaneously, has influenced the handling property of NIU, in addition for the integrated and single relatively situation of some Service Processing Unit function; Can't realize flexibly the RTP multiplexed information is attached in the RTP session, also just can't accomplish the function of the multiplexed negotiation of RTP.
Summary of the invention
Technical problem to be solved by this invention is signal negotiation method and the device that proposes a kind of RTP of realization data stream multiplexing, to reach the purpose of effective raising network bandwidth utilance.
In order to solve the problems of the technologies described above, the invention provides a kind of signal negotiation method of the RTP of realization data stream multiplexing, comprising:
Originating end is provided with local terminal RTP data stream multiplexing function and enables, and to the multiplexed configuration information of the synchronous RTP of originating end NIU;
The originating end NIU is initiated the RTCP agreement request according to the multiplexed configuration information of said RTP to each purpose receiving terminal;
After the receiving terminal NIU receives said RTCP agreement request; According to the multiplexed configuration information of receiving terminal RTP; Case of successful is consulted in judgement return RTCP negotiate response message, and prepare the rtp streaming that connects this receiving terminal is carried out multiplexed reconciliation multiplexing process;
The NIU of originating end receives RTC negotiate response message, and this purpose receiving terminal is consulted successfully, and the RTP data flow that connects this originating end is carried out multiplexed reconciliation multiplexing process.
In order to solve the problems of the technologies described above, the present invention also provides a kind of signaling consulting device of the RTP of realization data stream multiplexing, comprising:
Originating end signaling negotiation module is used to be provided with local terminal RTP data stream multiplexing function and enables, and to the multiplexed configuration information of the synchronous RTP of originating end NIU; Be used for multiplexed configuration information, initiate the RTCP agreement request to each purpose receiving terminal according to said RTP;
Receiving terminal signaling negotiation module is used for the multiplexed configuration information according to local terminal RTP, returns RTCP negotiate response message to judging the negotiation case of successful, and prepares the rtp streaming that connects this receiving terminal is carried out multiplexed reconciliation multiplexing process.
The signal negotiation method and the device of the realization RTP data stream multiplexing that the present invention proposes; The multiplexed signaling of NIU realization RTP through system is handled through consultation; And to RTCP (Real-Time Transport Control Protocol; RTCP Real-time Transport Control Protocol) universality of using proposes to accomplish multiplexed negotiation method of RTP and realization through RTCP signaling expanding message.In this method, the Service Processing Unit of internal system participates in no longer that RTP is multiplexed to be handled through consultation, and the NIU of internal system need not resolved the additional multiplexed negotiation information of RTP yet from the RTP session.Through adopting said method and apparatus, can realize signaling expanding through RTCP, dynamically set up the multiplexed negotiation of RTP end to end, realize the multiplexed of rtp streaming, improve network bandwidth utilance effectively.
Description of drawings
Fig. 1 is the schematic flow sheet of the method for the invention first embodiment;
Fig. 2 is the structural representation of device first embodiment according to the invention;
Fig. 3 is the schematic flow sheet of the method for the invention second embodiment;
Fig. 4 is the structural representation of device second embodiment according to the invention.
Embodiment
Main thought of the present invention is at originating end NIU and receiving terminal NIU signaling negotiation module and forwarding module to be set respectively; Said signaling negotiation module; Be used for the multiplexed configuration information according to local terminal RTP, structure and processing RTCP multiplex consultation message are realized multiplexing signaling negotiation; Said forwarding module; Be used for the RTCP multiplex consultation message that receives from external network in time is transmitted to the signaling negotiation module; RTCP multiplex consultation message to receiving from the signaling negotiation module in time is transmitted to external network; Simultaneously after the multiplex consultation success,, the RTP message of connection multiplexing opposite end is carried out multiplexing (sending direction) and demultiplexing (receive direction) processing according to RTP consensus compression options information.
Below in conjunction with accompanying drawing said method of the embodiment of the invention and device are elaborated.
With reference to shown in Figure 1, be the schematic flow sheet of the method for the invention first embodiment, the present invention proposes a kind of signal negotiation method of realizing that rtp streaming is multiplexed, said method comprises:
Step 101: originating end is provided with local terminal RTP data stream multiplexing function and enables, and to the multiplexed configuration information of the synchronous RTP of originating end NIU;
Step 102: the originating end NIU is initiated the RTCP agreement request according to the multiplexed configuration information of said RTP to each purpose receiving terminal;
Step 103: after the receiving terminal NIU receives said RTCP agreement request; According to the multiplexed configuration information of receiving terminal RTP; Case of successful is consulted in judgement return RTCP negotiate response message, and prepare the rtp streaming that connects this receiving terminal is carried out multiplexed reconciliation multiplexing process;
Step 104: the NIU of originating end receives RTC negotiate response message, and this purpose receiving terminal is consulted successfully, and the RTP data flow that connects this originating end is carried out multiplexed reconciliation multiplexing process.
Said originating end is to the multiplexed configuration information of the synchronous RTP of originating end NIU; Comprise: whether the multiplexed destination information of RTP, the local terminal overall situation multiplexed UDP (User DatagramProtocol, UDP) port numbers, local terminal support RTP compression options.Certainly, if other demand is arranged in the practical application, can increase other information at interface.
The multiplexed configuration information of said receiving terminal RTP comprises: whether launch the multiplexed function of RTP, whether support RTP compression options.Same, if other demand is arranged in the practical application, can increase other information at interface.
Said originating end NIU is initiated the RTCP agreement request according to the multiplexed configuration information of said RTP to each purpose receiving terminal, comprising:
The NIU of originating end is according to the multiplexed configuration information of local terminal RTP, and structure RTCP multiplex consultation request message is sent to corresponding receiving terminal.
Said receiving terminal is to judging that consulting case of successful returns RTCP negotiate response message, comprising:
Receiving terminal determines the multiplexed function of local terminal RTP and enables, and RTP compression options information in the request of RTCP multiplex consultation and local terminal configuration consistency, then judges this originating end is consulted successfully, and return RTCP multiplex consultation response message to originating end.
Said receiving terminal also comprises consulting case of successful:
The NIU of receiving terminal is according to RTCP multiplex consultation request message, the overall multiplexed udp port of record originating end number and a compression options information, and preparation is carried out multiplexed reconciliation multiplexing process to the rtp streaming that connects this end.
As a preferred embodiment of the present invention, to consult for the RTCP signaling, " subtype " field mark that utilizes the RTCP message is the multiplexed negotiation packet of RTP.
Support the situation of RTP compression options in the said method, comprise that the rtp streaming of tenaculum RTP head compression is multiplexed, or support not multiplexed with the rtp streaming of RTP head compression.
Specifically, originating end at first need dispose the multiplexed function of this end rtp streaming and enable before initiating the RTP multiplex consultation in the step 101; Originating end is in time given NIU with the multiplexed configuration information of local terminal RTP synchronously, comprises whether the multiplexed destination information of RTP (IP+DSCP), the multiplexed udp port of the multiplexed overall situation of local terminal number, local terminal support RTP compression options.
The NIU of originating end is according to the multiplexed configuration information of local terminal RTP (comprising whether the multiplexed destination information of RTP (IP+DSCP), the multiplexed udp port of the multiplexed overall situation of local terminal number, local terminal support RTP compression options) in the step 102; Structure RTCP multiplex consultation request message is sent to corresponding destination.
In the step 103; After the NIU of receiving terminal receives the request of RTCP multiplex consultation; Inquiry local terminal rtp streaming multiplexed configuration information comprises whether launching the multiplexed function of RTP, whether the multiplexed udp port of the multiplexed overall situation of local terminal number, local terminal support RTP compression options;
Enable if inquire the multiplexed function of local terminal RTP; Judge then whether RTP compression options information in the request of RTCP multiplex consultation is consistent with the local terminal configuration: the consistent situation of RTP compression options is judged this originating end is consulted successfully, and in time return the response of RTCP multiplex consultation to originating end; RTP the inconsistent situation of compression options judged the negotiation failure, do not return the response of RTCP multiplex consultation to the other side;
If inquiring the multiplexed function of local terminal RTP does not enable, judge and consult failure, do not return the response of RTCP multiplex consultation to the other side;
To the multiplex consultation case of successful; The NIU of receiving terminal is according to RTCP multiplex consultation request message; The overall multiplexed udp port number and a compression options information of record originating end are prepared the rtp streaming that connects this end is carried out multiplexed (sending direction) and demultiplexing (receive direction) processing;
To the situation of multiplex consultation failure, the NIU of receiving terminal is handled according to not multiplexing flow process the rtp streaming that connects this originating end.
In the step 104, the NIU of originating end receive that receiving terminal returns after the response of RTCP multiplex consultation, judge this receiving terminal consulted successfully;
Originating end is not received that receiving terminal returns the situation of RTCP multiplex consultation response, judges this end is consulted failure;
To the multiplex consultation case of successful, the NIU of originating end is prepared the rtp streaming that connects this destination is carried out multiplexed (sending direction) and demultiplexing (receive direction) processing;
To the situation of multiplex consultation failure, the NIU of originating end is handled according to not multiplexing flow process the rtp streaming that connects this destination.
With reference to shown in Figure 2, be the structural representation of device first embodiment according to the invention.The present invention proposes a kind of signaling consulting device of realizing that rtp streaming is multiplexed, specifically comprise NIU and a plurality of Service Processing Unit, wherein,
Said NIU; Be used for the RTCP and the RTP message that receive are resolved; Extract relevant parameter; And, accomplish multiplexed the handling through consultation of RTCP and handle with multiplexing, the demultiplexing of rtp streaming according to the multiplexed configuration information of local terminal RTP (comprising whether the multiplexed destination information of RTP (IP+DSCP), the multiplexed udp port of the multiplexed overall situation of local terminal number, local terminal support RTP compression options).
Said Service Processing Unit is used for the RTP session and handles, and in the present invention, it is multiplexed and consult to accomplish RTP by NIU, the interface of NIU and a plurality of Service Processing Units and being consistent when not increasing the multiplexed processing of RTP.
Said NIU mainly specifically comprises: signaling negotiation module and forwarding module, wherein,
The signaling negotiation module is used for the multiplexed configuration information according to local terminal RTP, and structure and processing RTCP multiplex consultation message are realized multiplexing signaling negotiation;
Forwarding module is used for the RTCP multiplex consultation message that receives from external network in time is transmitted to the signaling negotiation module; Simultaneously after the multiplex consultation success,, the RTP message of connection multiplexing opposite end is carried out multiplexing (sending direction) and demultiplexing (receive direction) processing according to RTP consensus compression options information.
Specifically, the present invention proposes a kind of signaling consulting device of realizing that rtp streaming is multiplexed, comprising:
Originating endsignaling negotiation module 201 is used to be provided with local terminal RTP data stream multiplexing function and enables, and to the multiplexed configuration information of the synchronous RTP of originating end NIU; Be used for multiplexed configuration information, initiate the RTCP agreement request to each purpose receiving terminal according to said RTP;
Receiving terminalsignaling negotiation module 204 is used for the multiplexed configuration information according to local terminal RTP, returns RTCP negotiate response message to judging the negotiation case of successful, and prepares the rtp streaming that connects this receiving terminal is carried out multiplexed reconciliation multiplexing process.
Also with draw together:
Originatingend forwarding module 202; Link to each other with originating endsignaling negotiation module 201; Be used for and in time be transmitted to external network from the RTCP multiplex consultation message that originating endsignaling negotiation module 201 receives, will in time be transmitted to originating endsignaling negotiation module 201, simultaneously after the multiplex consultation success from the RTCP multiplex consultation message that external network receives; According to consensus RTP compression options information, the RTP message of connection multiplexing opposite end is carried out multiplexing reconciliation multiplexing process;
Receivingterminal forwarding module 203; Link to each other with receiving terminalsignaling negotiation module 204; Be used for and in time be transmitted to external network from the RTCP multiplex consultation message that receiving terminalsignaling negotiation module 204 receives, will in time be transmitted to receiving terminalsignaling negotiation module 204, simultaneously after the multiplex consultation success from the RTCP multiplex consultation message that external network receives; According to consensus RTP compression options information, the RTP message of connection multiplexing opposite end is carried out multiplexing reconciliation multiplexing process.
The multiplexed configuration information of said originating end RTP comprises: whether the multiplexed udp port of the multiplexed destination information of RTP, the local terminal overall situation number, local terminal support RTP compression options.
The multiplexed configuration information of said receiving terminal RTP comprises: whether launch the multiplexed function of RTP, whether support RTP compression options.
Said originating end signaling negotiation module is used for the multiplexed configuration information according to local terminal RTP, structure RTCP multiplex consultation request message.
Said receiving terminal signaling negotiation module; Being used to determine the multiplexed function of local terminal RTP enables; And RTP compression options information in the request of RTCP multiplex consultation and local terminal configuration consistency are then judged this originating end are consulted successfully, and return RTCP multiplex consultation response message to originating end.
Said receiving terminal signaling negotiation module is used for according to RTCP multiplex consultation request message, the overall multiplexed udp port number and a compression options information of record originating end, and preparation is carried out multiplexed reconciliation multiplexing process to the rtp streaming that connects this end.
Said originating end signaling negotiation module, " subtype " field mark that utilizes RTCP multiplex consultation request message is the multiplexed negotiation packet of RTP.
RTP compression options of said support comprises:
The rtp streaming of tenaculum RTP head compression is multiplexed, or supports not multiplexed with the rtp streaming of RTP head compression.
With reference to shown in Figure 3, the schematic flow sheet for the said method of second embodiment of the invention specifically may further comprise the steps:
Step S301: originating end is provided with the multiplexed function of local terminal rtp streaming and enables; And, comprise whether the multiplexed destination information of RTP (IP+DSCP), the multiplexed udp port of the multiplexed overall situation of local terminal number, local terminal support RTP compression options in time to the multiplexed configuration information of the synchronous RTP of NIU; The signaling negotiation module of NIU is according to the multiplexed configuration information of local terminal RTP, and the request of structure RTCP multiplex consultation is sent to forwarding module;
Step S302: the forwarding module of originating end NIU is sent to the multiplexed destination of corresponding RTP with the request of RTCP multiplex consultation;
Step S303: after the forwarding module of receiving terminal NIU receives the request of RTCP multiplex consultation, transmit to local terminal signaling negotiation module;
Step S304: after the signaling negotiation module of receiving terminal NIU receives the request of RTCP multiplex consultation; If local terminal has disposed the multiplexed function of RTP and has enabled; And RTP compression options information is consistent with RTP the compression options information that originating end is stated in the request of RTCP multiplex consultation; Then judge this originating end is consulted successfully, write down a multiplexed udp port of the multiplexed overall situation of RTP number and a compression options information of this originating end, return the response of RTCP multiplex consultation;
Step S305: the forwarding module of receiving terminal NIU is sent to the multiplexed negotiation originating end of corresponding RTP with the response of RTCP multiplex consultation;
Step S306: the forwarding module of originating end NIU is transmitted to local terminal signaling negotiation module after receiving the response of RTCP multiplex consultation;
Step S307: the signaling negotiation module of originating end NIU judges this receiving terminal consulted successfully after receiving the RTCP multiplex consultation response that receiving terminal returns, and with this information synchronization to forwarding module;
Step S308: the rtp streaming multiplex link between originating end and the receiving terminal is set up, and the forwarding module at two ends carries out multiplexed reconciliation multiplexing process according to consensus RTP compression options information to rtp streaming.
The said method of the embodiment of the invention also comprises:
Receive the multiplexed agreement request of RTCP to receiving termination, but the situation that the multiplexed function of local terminal RTP does not enable judges that multiplexed negotiation is failed to this originating end rtp streaming, does not return the response of RTCP multiplex consultation to the other side;
Receive the multiplexed agreement request of RTCP to receiving termination; And the multiplexed function of local terminal RTP enables; But the situation of RTP compression options information inconsistency in local terminal RTP compression options information and the request of originating end RTCP multiplex consultation; Judgement is not returned the response of RTCP multiplex consultation to the other side to the multiplexed negotiation failure of this originating end RTP;
Originating end is not received that receiving terminal returns the situation of RTCP multiplex consultation response, judge multiplexed negotiation failure this receiving terminal RTP;
To the multiplex consultation case of successful, the NIU of originating end and receiving terminal is handled according to multiplexing flow process the rtp streaming of peer end of the connection;
To the situation of multiplex consultation failure, the NIU of originating end and receiving terminal is handled according to not multiplexing flow process the rtp streaming of peer end of the connection.
With reference to shown in Figure 4, be the structural representation of the said device of second embodiment of the invention, show the apparatus structure sketch map of originating end or receiving terminal.Specifically comprise NIU and a plurality of Service Processing Unit.Wherein said NIU specifically comprises signaling negotiation module and forwarding module, specifies respectively below.
The forwarding module of NIU is resolved the RTCP message that receives from external network, and the RTCP message (comprising agreement request and negotiate response) to being labeled as the multiplexed negotiation of RTP is forwarded to the signaling negotiation module and handles;
The signaling negotiation module of NIU is resolved the RTCP message that receives, and main conditions comprise:
A: the situation judgement to receiving the response of RTCP multiplex consultation is consulted successfully this responder RTP is multiplexed;
B: to receiving the situation of RTCP multiplex consultation request; Inquiry local terminal RTP multiplexed configuration information (comprise whether launching the multiplexed function of RTP, the multiplexed udp port of the multiplexed overall situation of local terminal number, local terminal whether support RTP compression options), Query Result mainly comprises:
B1: inquire the situation that the multiplexed function of local terminal RTP does not enable, judge to the multiplexed negotiation failure of this originating end rtp streaming;
B2: inquire the multiplexed function of local terminal RTP and enable, but the situation of RTP compression options information inconsistency in local terminal RTP compression options information and the request of originating end RTCP multiplex consultation is judged the multiplexed negotiation failure of this originating end rtp streaming;
B3: inquire the multiplexed function of local terminal RTP and enable; And RTP the situation that compression options information is consistent in local terminal RTP compression options information and the request of originating end RTCP multiplex consultation; Then judge and consult successfully this originating end rtp streaming is multiplexed; And the response of structure RTCP multiplex consultation, be sent to forwarding module.
Signaling negotiation module to NIU is judged the multiplexed negotiation case of successful of RTP to corresponding destination, and forwarding module is transmitted Service Processing Module according to multiplexing flow process connecting the RTP message of this destination;
Signaling negotiation module to NIU is judged the situation that the multiplexed negotiation of RTP is failed to corresponding destination, and forwarding module is transmitted Service Processing Module according to not multiplexing flow process connecting the RTP message of this destination.
In sum; The invention provides a kind of signal negotiation method and device of realizing that rtp streaming is multiplexed, can realize signaling expanding, dynamically set up the multiplexed negotiation of RTP end to end through RTCP; Realize the multiplexed of rtp streaming, improve network bandwidth utilance effectively.
It is pointed out that the above is merely preferred embodiment of the present invention, is not to be used for limiting practical range of the present invention, and every variation and modification according to the equivalence that the present invention did are all covered by claim of the present invention.
Claims (12)
1. a signal negotiation method of realizing the RTP data stream multiplexing is characterized in that, comprising:
Originating end is provided with local terminal realtime transmission protocol RTP data stream multiplexing function and enables, and to the multiplexed configuration information of the synchronous RTP of originating end NIU;
The originating end NIU is initiated RTCP Real-time Transport Control Protocol RTCP agreement request according to the multiplexed configuration information of said RTP to each purpose receiving terminal;
After the receiving terminal NIU receives said RTCP agreement request; According to the multiplexed configuration information of receiving terminal RTP; Case of successful is consulted in judgement return RTCP negotiate response message, and prepare the rtp streaming that connects this receiving terminal is carried out multiplexed reconciliation multiplexing process;
The NIU of originating end receives RTCP negotiate response message, and this purpose receiving terminal is consulted successfully, and the RTP data flow that connects this originating end is carried out multiplexed reconciliation multiplexing process.
2. the method for claim 1; It is characterized in that; Said originating end comprises to the multiplexed configuration information of the synchronous RTP of originating end NIU: whether the multiplexed UDP udp port of the multiplexed destination information of RTP, the local terminal overall situation number, local terminal support RTP compression options.
3. the method for claim 1 is characterized in that, the multiplexed configuration information of said receiving terminal RTP comprises: whether launch the multiplexed function of RTP, whether support RTP compression options.
4. the method for claim 1 is characterized in that, said originating end NIU is initiated the RTCP agreement request according to the multiplexed configuration information of said RTP to each purpose receiving terminal, comprising:
The NIU of originating end is according to the multiplexed configuration information of local terminal RTP, and structure RTCP multiplex consultation request message is sent to corresponding receiving terminal.
5. the method for claim 1 is characterized in that, said receiving terminal is to judging that consulting case of successful returns RTCP negotiate response message, comprising:
Receiving terminal determines the multiplexed function of local terminal RTP and enables, and RTP compression options information in the request of RTCP multiplex consultation and local terminal configuration consistency, then judges this originating end is consulted successfully, and return RTCP multiplex consultation response message to originating end.
6. the method for claim 1 is characterized in that, said receiving terminal also comprises consulting case of successful:
The NIU of receiving terminal is according to RTCP multiplex consultation request message, the overall multiplexed udp port of record originating end number and a compression options information, and preparation is carried out multiplexed reconciliation multiplexing process to the rtp streaming that connects this end.
7. a signaling consulting device of realizing the RTP data stream multiplexing is characterized in that, comprising:
Originating end signaling negotiation module is used to be provided with local terminal RTP data stream multiplexing function and enables, and to the multiplexed configuration information of the synchronous RTP of originating end NIU; Be used for the multiplexed configuration information according to said RTP, structure RTCP multiplex consultation request message is initiated the RTCP agreement request to each purpose receiving terminal;
The originating end forwarding module; Be used for and in time be transmitted to external network from the RTCP multiplex consultation message that originating end signaling negotiation module receives; To in time be transmitted to originating end signaling negotiation module from the RTCP multiplex consultation message that external network receives; Simultaneously after the multiplex consultation success,, the RTP message of connection multiplexing opposite end is carried out multiplexing reconciliation multiplexing process according to RTP consensus compression options information;
The receiving terminal forwarding module; Be used for and in time be transmitted to external network from the RTCP multiplex consultation message that receiving terminal signaling negotiation module receives; To in time be transmitted to receiving terminal signaling negotiation module from the RTCP multiplex consultation message that external network receives; Simultaneously after the multiplex consultation success,, the RTP message of connection multiplexing opposite end is carried out multiplexing reconciliation multiplexing process according to RTP consensus compression options information;
Receiving terminal signaling negotiation module is used for the multiplexed configuration information according to local terminal RTP, returns RTCP negotiate response message to judging the negotiation case of successful, and prepares the rtp streaming that connects this receiving terminal is carried out multiplexed reconciliation multiplexing process.
8. device as claimed in claim 7 is characterized in that, the multiplexed configuration information of said originating end RTP comprises: whether the multiplexed udp port of the multiplexed destination information of RTP, the local terminal overall situation number, local terminal support RTP compression options.
9. device as claimed in claim 7 is characterized in that, the multiplexed configuration information of said receiving terminal RTP comprises: whether launch the multiplexed function of RTP, whether support RTP compression options.
10. device as claimed in claim 7; It is characterized in that; Said receiving terminal signaling negotiation module is used to determine the multiplexed function of local terminal RTP and enables, and RTP compression options information in the request of RTCP multiplex consultation and local terminal configuration consistency; Then judge this originating end is consulted successfully, and return RTCP multiplex consultation response message to originating end.
11. device as claimed in claim 7; It is characterized in that; Said receiving terminal signaling negotiation module; Be used for according to RTCP multiplex consultation request message, the overall multiplexed udp port number and a compression options information of record originating end, preparation is carried out multiplexed reconciliation multiplexing process to the rtp streaming that connects this end.
12. device as claimed in claim 7 is characterized in that, also comprises:
Service Processing Unit is used for the RTP session and handles.
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| CN200910157335ACN101616156B (en) | 2009-07-24 | 2009-07-24 | Signal negotiation method and device for realizing RTP data stream multiplexing |
| PCT/CN2010/074794WO2011009369A1 (en) | 2009-07-24 | 2010-06-30 | Method and equipment for realizing signaling negotiation of real-time transport protocol data stream multiplexing |
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| CN200910157335ACN101616156B (en) | 2009-07-24 | 2009-07-24 | Signal negotiation method and device for realizing RTP data stream multiplexing |
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| CN101616156B (en)* | 2009-07-24 | 2012-10-03 | 中兴通讯股份有限公司 | Signal negotiation method and device for realizing RTP data stream multiplexing |
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| CN102137094B (en)* | 2010-12-31 | 2014-04-02 | 华为技术有限公司 | Method, device and system for transmitting voice message in multipath |
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| CN104995898B (en)* | 2014-02-19 | 2018-06-05 | 华为技术有限公司 | A kind of methods, devices and systems for establishing data channel |
| CN107241564B (en)* | 2016-03-29 | 2020-09-18 | 华为技术有限公司 | Multi-stream video conference method, device and system based on IMS network architecture |
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| CN112911641A (en)* | 2019-12-03 | 2021-06-04 | 华为技术有限公司 | Communication processing method and communication processing device |
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| CN101047711A (en)* | 2006-04-27 | 2007-10-03 | 华为技术有限公司 | Method for IP message transmitting, bargaining bandwidth saving ability and saving network bandwidth |
| EP2059000A1 (en)* | 2007-11-06 | 2009-05-13 | Alcatel Lucent | Method and apparatus for establishing a voice bearer in a telecommunications system |
| CN101183924A (en)* | 2007-12-19 | 2008-05-21 | 华为技术有限公司 | Method and device for user datagram protocol multiplexing and multiplexing negotiation |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2011009369A1 (en) | 2011-01-27 |
| CN101616156A (en) | 2009-12-30 |
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