Systems and methods for providing service (“SRV”) node selection
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
H04L-012/28
H04L-029/08
출원번호
US-0897046
(2010-10-04)
등록번호
US-8942250
(2015-01-27)
발명자
/ 주소
Klein, Philippe
Kliger, Avraham
Ohana, Yitshak
출원인 / 주소
Broadcom Corporation
대리인 / 주소
McDermott Will & Emery LLP
인용정보
피인용 횟수 :
0인용 특허 :
105
초록▼
Systems and methods for providing SRV node selection are provided. The method may include using an entry node to submit a query message in selected fields of a Device Attribute Information Element in L2ME protocol. The entry node may require an advanced service. The entry node may not be aware which
Systems and methods for providing SRV node selection are provided. The method may include using an entry node to submit a query message in selected fields of a Device Attribute Information Element in L2ME protocol. The entry node may require an advanced service. The entry node may not be aware which node of the plurality of nodes is the node selected for supporting the advanced service on the network. The selected fields may include vendor specific fields. In response to the query message, the method may further include determining which of the plurality of nodes can be selected for supporting the advanced service on the network. The method may further include determining whether there is a one the plurality of nodes which has been selected for supporting the advanced service on the network.
대표청구항▼
1. A method for using a node in a home communications network, the home communications network including a plurality of nodes and a coaxial cable, the method comprising: receiving a query message from an entry node that is encapsulated within selected fields of a Device Attribute Information Element
1. A method for using a node in a home communications network, the home communications network including a plurality of nodes and a coaxial cable, the method comprising: receiving a query message from an entry node that is encapsulated within selected fields of a Device Attribute Information Element in L2ME protocol, the entry node being a node that requires an audio/video bridging (“AVB”) service, the entry node not being aware at the time of the query message as to which node of the plurality of nodes is capable of supporting the AVB service on the network, wherein the entry node and a network controller node are each one of the plurality of nodes and said selected fields include vendor specific fields;distributing the query message to the plurality of nodes;transmitting, to at least the entry node, information as to which, if any, of the plurality of nodes is capable of supporting the AVB service on the home communications network; andin response to the transmitted information, receiving an indication from the entry node as to which of the plurality of nodes to select for supporting the AVB service on the home communications network,wherein the node selected for supporting the AVB service on the home communications network is a designated Multiple Stream Reservation Protocol (“MRSP”) node, andwherein the network controller node cannot be selected to support the AVB service. 2. The method of claim 1, wherein the vendor specific fields include at least one of the TLV TYPE, TLV LENGTH and TLV VALUE fields. 3. The method of claim 1, further comprising: if no node of the plurality of nodes responds to the query message, receiving a message from the entry node indicating that the entry node selected itself to support the AVB service on the home communications network. 4. The method of claim 1, further comprising: receiving a notification from the entry node of a selection by the entry node. 5. The method of claim 1, further comprising: if no node of the plurality of nodes responds to the query message, selecting a node with the lowest node identification to support the AVB service on the network. 6. The method of claim 5, further comprising: notifying the plurality of nodes that the node with the lowest node identification has been selected to support the AVB service on the network. 7. The method of claim 6, further comprising: if the communication link between the selected node and the network is terminated, then sending a communication via network notification to the network. 8. A method for using a node in a home communications network, the home communications network including a plurality of nodes and a coaxial cable, the method comprising: receiving a query message from an entry node that is in at least one of the TLV TYPE, TLV LENGTH and TLV VALUE fields of a Device Attribute Information Element in L2ME protocol, the entry node being a node that requires an audio/video bridging (“AVB”) service, the entry node not being aware at time of the query message which node of the plurality of nodes is capable of running the AVB service for all nodes connected to the home communications network, wherein the entry node and a network controller node are each one of the plurality of nodes and said selected fields include vendor specific fields;distributing the query message to the plurality of nodes;transmitting, to at least the entry node, information as to which, if any, of the plurality of nodes is capable of running the AVB service on the home communications network; andin response to the transmitted information, receiving an indication from the entry node as to which of the plurality of nodes to select to run the AVB service for all nodes connected to the home communications network;wherein the node selected for supporting the AVB service on the home communications network is a designated Multiple Stream Reservation Protocol (“MSRP”) node, andwherein the network controller node cannot be selected to support the AVB service. 9. The method of claim 8, further comprising: if no node of the plurality of nodes responds to the query message, receiving a message from the entry node indicating that the entry node selected itself to support the AVB service on the home communications network. 10. The method of claim 9, further comprising: receiving a notification from the entry node of a selection by the entry node. 11. The method of claim 8, further comprising: if no node of the plurality of nodes responds to the query message, selecting a node with the lowest node identification to support the AVB service on the network. 12. The method of claim 11, further comprising: notifying the plurality of nodes that the node with the lowest node identification has been selected to support the AVB service on the network. 13. The method of claim 12, further comprising: if the communication link between the selected node and the network is terminated, then sending a communication via network notification to the network. 14. A method for using a node in a home communications network, the home communications network including a plurality of nodes and a coaxial cable, the method comprising: receiving a selection message from an entry node, the selection message in selected fields of a Device Attribute Information Element in L2ME protocol, the entry node being a node that requires an audio/visual bridging (“AVB”) service, wherein the entry node and a network controller node are each one of the plurality of nodes and said selected fields include vendor specific fields;distributing the selection message to the plurality of nodes;transmitting, to at least the entry node, information as to which, if any, of the plurality of nodes can be selected for running the AVB service on the home communications network; andin response to the transmitted information, receiving an indication from the entry node as to which of the plurality of nodes to select for supporting the AVB service on the home communications network;wherein the node selected for supporting the AVB service on the home communications network is a designated Multiple Stream Reservation Protocol (“MSRP”) node, andwherein the network controller node cannot be selected to support the AVB service. 15. The method of claim 14, wherein the vendor specific fields include at least one of the TLV TYPE, TLV LENGTH and TLV VALUE fields. 16. The method of claim 14, further comprising: if no node of the plurality of nodes responds to the selection message, receiving a message from the entry node indicating that the entry node selected itself to support the AVB service on the home communications network. 17. The method of claim 16, further comprising: receiving a notification from the entry node of a selection by the entry node. 18. The method of claim 14, further comprising: if no node of the plurality of nodes responds to the selection message, selecting a node with the lowest node identification to support the AVB service on the network. 19. The method of claim 18, further comprising: notifying the plurality of nodes that the node with the lowest node identification has been selected to support the AVB service on the network. 20. The method of claim 19, further comprising: if the communication link between the selected node and the network is terminated, then sending a communication via network notification to the network. 21. A method for using a node in a home communications network, the home communications network including a plurality of nodes and a coaxial cable, the method comprising: receiving, from an entry node, a confirmation message with an indication to confirm a node of the plurality of nodes selected by the entry node to support an audio/video bridging (AVB) service on the home communications network, the entry node being a node that requires the AVB service, wherein the entry node and a network controller node are each one of the plurality of nodes and said selected fields include vendor specific fields;distributing the confirmation message to the plurality of nodes;in response to the confirmation message, receiving an acknowledgment message from the plurality of nodes;wherein the node selected for supporting the AVB service on the network is a designated Multiple Stream Reservation Protocol (“MSRP”) node; andwherein the network controller node cannot be selected to support the AVB service. 22. The method of claim 21, further comprising: receiving a notification from the entry node of a selection by the entry node. 23. A method for using a node in a home communications network, the home communications network including a plurality of nodes and a coaxial cable, the method comprising: receiving, from an entry node, a confirmation message in at least one of the TLV TYPE, TLV LENGTH and TLV VALUE fields of a Device Attribute Information Element in L2ME protocol, the confirmation message comprising an indication to confirm a node of the plurality of nodes selected by the entry node to support an audio/video bridging (AVB) service on the home communications network, wherein the entry node and a network controller node are each one of the plurality of nodes and said TLV TYPE, TLV LENGTH and TLV VALUE fields include vendor specific fields;distributing, from a network controller (NC) node, the confirmation message to the plurality of nodes;in response to the confirmation message, receiving an acknowledgment message from the plurality of nodes,wherein the plurality of nodes that can be selected for supporting the AVB service on the network are Multiple Stream Reservation Protocol (“MRSP”) nodes; andwherein the network controller node cannot be selected to support the AVB service. 24. The method of claim 23, further comprising: selecting one of the plurality of nodes that is capable of supporting the AVB service on the home communications network. 25. The method of claim 24, further comprising: sending a notification of the selection to the home communications network. 26. A method for using a node in a home communications network, the home communications network including a plurality of nodes and a coaxial cable, the method comprising: receiving, from an entry node, a confirmation message in vendor specific fields of a protocol, the protocol for use in conjunction with the home communications network, the confirmation message providing an indication to confirm a node of the plurality of nodes selected by the entry node to support an audio/video bridging (AVB) service on the home communications network;distributing the confirmation message to the plurality of nodes; andin response to the confirmation message, receiving an acknowledgment message from the plurality of nodes. 27. The method of claim 26, further comprising: selecting one of the plurality of nodes that is capable of supporting the AVB service on the home communications network. 28. The method of claim 27, further comprising: sending a notification of the selection to the home communications network. 29. A network controller node in a home communications network, the home communications network including a plurality of other nodes and a coaxial cable, the network controller node configured to: receive a confirmation message from an entry node regarding an audio/video bridging (“AVB”) service on the home communications network, the confirmation message containing at least one of a plurality of vendor specific fields of a protocol, the protocol for use in conjunction with the home communications network, the confirmation message comprising an indication to confirm a node of the plurality of other nodes selected by the entry node to support the AVB service on the home communications network;distribute the confirmation message to the plurality of other nodes; andin response to the distribution of the confirmation message, receive an acknowledgment message from the plurality of other nodes;wherein the plurality of other nodes that can be selected for supporting the AVB service on the network are Multiple Stream Reservation Protocol (“MSRP”) nodes, andwherein the network controller node cannot be selected to support the AVB service. 30. An entry node for use in a home communications network, the home communications network including a plurality of nodes and a coaxial cable, the entry node configured to: submit a query message in at least one of selected fields of a Device Attribute Information Element in L2ME protocol, the entry node being a node that requires an audio/visual bridging (“AVB”) service, the entry node not possessing information regarding as to which node of the plurality of nodes is capable of supporting the AVB service on the home communications network, wherein the entry node and a network controller node are each one of the plurality of nodes and said selected fields include a plurality of vendor specific fields, wherein the query message is distributed to the plurality of nodes by the home communications network,in response to the query message, receive information regarding which of the plurality of nodes has capabilities to support the AVB service on the home communications network; andselect one of the plurality of nodes that has capabilities to support the AVB service on the home communications network based on the received information,wherein the node that has been selected for supporting the AVB service on the home communications network is a Multiple Stream Reservation Protocol (“MSRP”) node, andwherein the network controller node cannot be selected to support the AVB service. 31. The entry node of claim 30, wherein the vendor specific fields include at least one of the TLV TYPE, TLV LENGTH and TLV VALUE fields. 32. The entry node of claim 30, wherein, if no node of the plurality of nodes responds to the query message, the entry node is further configured to select itself to support the AVB service on the home communications network. 33. The entry node of claim 30, wherein the entry node is further configured to send a notification of a selection by the entry node to the plurality of nodes. 34. A method of providing a service-selected node in a communications network, the method comprising: receiving, from an entry node, a query message requesting an indication as to which one of a plurality of nodes on the communications network is selected to run an advanced service for the plurality of nodes, wherein the entry node is one of the plurality of nodes;distributing the query message to the plurality of nodes;in response to the query message, receiving a response from at least one of the plurality of nodes that is capable of running the advanced service for the plurality of nodes if no node of the plurality of nodes has been selected to run the advanced service;distributing the response to at least the entry node as to which of the plurality of nodes is capable of running the advanced service for the plurality of nodes; andin response to the distributed response, receiving a response from the entry node with an indication as to which of the plurality of nodes to select for supporting the advanced service on the communications network.
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