H.3 Private Call
24.2813GPPMission Critical Video (MCVideo) signalling controlProtocol specificationRelease 18TS
Table H.3-1 describes the contents of the SIP headers and SIP bodies inserted by MCVideo clients and MCVideo servers involved in a private call.
Table H.3-1: Routing considerations for private call
Interface |
Content of SIP headers |
Content of SIP bodies (body in brackets) |
Notes |
originating MCVideo client to originating participating MCVideo function (O-PF) |
Request-URI contains the PSI for the private call service. P-Preferred-Identity may contain IMPU of originating user |
MCVideo ID of called user (application/resource-lists+xml MIME body) |
PSI for private call is configured on the client. |
O-PF to controlling MCVideo function (CF) |
Request-URI contains the PSI for the private call service. P-Asserted-Identity contains IMPU of originating user. |
MCVideo ID of called user (application/resource-lists+xml MIME body) MCVideo ID of calling user contained in "mcvideo-calling-user-id" (mcvideo-info) |
– |
CF to terminating participating MCVideo function (T-PF) |
Request-URI contains the address of the T-PF. P-Asserted-Identity contains IMPU of originating user. |
MCVideo ID of calling user contained in "mcvideo-calling-user-id" (mcvideo-info). MCVideo ID of called user contained in "mcvideo-called-party-id" (mcvideo-info). |
If the terminator is in another domain, the CF can map the MCVideo ID of the terminator to a PSI identifying an interrogating function in the partner network that is able to find the T-PF using the MCVideo ID. |
T-PF to terminating MCVideo client |
Request-URI contains the IMPU of the terminating user. P-Asserted-Identity contains IMPU of originating user. |
MCVideo ID of calling user contained in "mcvideo-calling-user-id" (mcvideo-info). MCVideo ID of called user contained in "mcvideo-called-party-id" (mcvideo-info). |
– |
terminating MCVideo client to T-PF (response) |
as in TS 24.229 |
"mcvideo-called-party-id" contains contacted client’s MCVideo ID (mcvideo-info). |
– |
T-PF to CF (response) |
as in TS 24.229 |
"mcvideo-called-user" contains contacted client’s MCVideo ID (mcvideo-info). |
– |
CF to O-PF (response) |
as in TS 24.229 |
"mcvideo-called-party-id" contains contacted client’s MCVideo ID (mcvideo-info). |
– |
O-PF to originating MCVideo client (response) |
as in TS 24.229 |
"mcvideo-called-party-id" contains contacted client’s MCVideo ID (mcvideo-info). |
– |
Annex I (informative):
INFO packages defined in the present document