C.3 Definition of ICSI value for the Mission Critical Data (MCData) communications Short Data Service (SDS)

24.2823GPPMission Critical Data (MCData) signalling controlProtocol specificationRelease 18TS

C.3.1 URN

urn:urn-7:3gpp-service.ims.icsi.mcdata.sds

C.3.2 Description

This URN indicates that the device has the capabilities to support the Mission Critical Data (MCData) Short Data Service (SDS) IMS communication service. This URN is also used by the device to associate a SIP request with the Mission Critical Data (MCData) Short Data Service (SDS) IMS communication service.

C.3.3 Reference

3GPP TS 24.282: "Mission Critical Data (MCData) signalling control Protocol specification".

C.3.4 Contact

Name: Ricky Kaura

Email: ricky.kaura@samsung.com

C.3.5 Registration of subtype

Yes

C.3.6 Remarks

This URN is included in the "g.3gpp.icsi-ref" media feature tag in the Contact header field of SIP requests (not SIP MESSAGE) and responses, and the Accept-Contact header fields of non-register SIP requests.

This URN can be included by the device in the P-Preferred-Service header field of SIP requests, and is asserted by the network into the P-Asserted-Service header field of SIP Requests.