C.25b Generic test procedure for Originating MTSI Video Call – Fixed Broadband Access to EPC

34.229-13GPPInternet Protocol (IP) multimedia call control protocol based on Session Initiation Protocol (SIP) and Session Description Protocol (SDP)Part 1: Protocol conformance specificationRelease 16TSUser Equipment (UE) conformance specification

Test procedure:

Same as described in Annex C.25a

Expected sequence:

Same as described in Annex C.25a

Specific Message Contents

INVITE (Step 2)

Use the default message “INVITE for Originating Call” in annex A.2.1 with the following exceptions:

Header/param

Value/Remark

Message-body

The following SDP types and values.

Session description:

– v=0

– o=(username) (sess-id) (sess-version) IN (addrtype) (unicast-address for UE)

– s=(session name)

– c=IN (addrtype) (connection-address for UE) [Note 1]

– b=AS: (bandwidth-value)

Time description:

– t= (start-time) (stop-time)

Media description:

– m=audio (transport port) RTP/AVP (fmt)

– c=IN (addrtype) (connection-address for UE) [Note 1]

– b=AS: (bandwidth-value)

– b=RS: (bandwidth-value)

– b=RR: (bandwidth-value)

Attributes for media:

– a=rtpmap: (payload type) AMR/8000 [Note 3]

– a=fmtp: (format) mode-change-capability=2; max-red= (att-field) [Note 4]

– a=rtpmap: (payload type) telephone-event/8000

– a=fmtp: (format)

– a=ptime:20

– a=maxptime:240

Media description:

– m=video (transport port) RTP/AVPF (fmt) or RTP/AVP (fmt) [Note 2]

– c=IN (addrtype) (connection-address for UE) [Note 1]

– b=AS: (bandwidth-value)

– b=RS: (bandwidth-value)

– b=RR: (bandwidth-value)

Attributes for media:

– a=tcap:1 RTP/AVPF [Note 2]

– a=pcfg:1 t=1 [Note 2]

– a=rtpmap: (payload type) H264/90000

– a=fmtp: (format) profile-level-id= (att-field)

Note 1: At least one "c=" field shall be present.

Note 2: The tcap/pcfg attributes are present if RTP/AVP is present on the m line.

Note 3: The AMR channel number shall be “/1” or omitted.

Note 4: Values from 0 to 220 are allowed.

180 Ringing (Step 4)

Use the default message "180 Ringing" in annex A.2.6 with the following exceptions:

Header/param

Value/Remark

Content-Type

media-type

application/sdp

Message-body

The following SDP types and values.

Session description:

– v=0

– o=- 1111111111 1111111111 IN (addrtype) (unicast-address for SS)

s=-

– c=IN (addrtype) (connection-address for SS)

– b=AS:30

Time description:

– t=0 0

Media description:

– m=audio (transport port) RTP/AVP (fmt) [Note 1]

– b=AS: (bandwidth-value) [Note 1]

– b=RS: (bandwidth-value) [Note 1]

– b=RR: (bandwidth-value) [Note 1]

Attributes for media:

– a=rtpmap: (payload type) AMR/8000/1 [Note 1]

– a=fmtp: (format) mode-change-capability=2; max-red=220 [Note 1]

– a=ptime:20

– a=maxptime:240

Media description:

– m=video (transport port) RTP/AVPF (fmt) [Note 1]

– b=AS: (bandwidth-value)

– b=RS: (bandwidth-value)

– b=RR: (bandwidth-value)

Attributes for media:

– a= acfg:1 t=1 [Note 2]

– a=rtpmap: (payload type) H264/90000

– a=fmtp: (format) (format specific parameters) [Note 1]

Note 1: The value for fmt, bandwidth, payload type and format specific parameters copied from step 2.

Note 2: Present if tcap/pcfg attributes were included in step 2

Note 3: Void