Ims nodes and methods performed in a communication network
AssigneeTelefonaktiebolaget LM Ericsson (publ)
InventorsJörgen AXELL, David CASTELLANOS ZAMORA, Emiliano MERINO VAZQUEZ
Life of this patent
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Abstract
Embodiments herein relate to, for example, a method performed by a first IMS node for handling SIP signalling in a communication network. The first IMS node transmits to a second IMS node, a message related to SIP signalling for a user equipment, UE, wherein the message includes an indication indicating a group of subscriber servers for the UE.
Claims21
A method performed by a first Internet Protocol Multimedia Subsystem, IMS, node for handling session initiation protocol, SIP, signalling in a communication network, the method comprising:
- transmitting to a second IMS node, a message related to SIP signalling for a user equipment, UE, wherein the message comprises an indication indicating a group of subscriber servers.
A method performed by a second Internet Protocol Multimedia Subsystem, IMS, node for handling session initiation protocol, SIP, signalling in a communication network, the method comprising:
- receiving from a first IMS node, a message related to SIP signalling for a user equipment, UE, wherein the message comprises an indication indicating a group of subscriber servers for the UE;
- and
- retrieving subscriber data of the UE from a subscriber server based on the received indication.
A first Internet Protocol Multimedia Subsystem, IMS, node for handling session initiation protocol, SIP, signalling in a communication network, wherein the first IMS node is configured to
- transmit to a second IMS node, a message related to SIP signalling for a user equipment, UE, wherein the message comprises an indication indicating a group of subscriber servers for the UE.
21-36. (canceled)
Dependencies are inferred from the claim text.