/mcpComments Payload Type Encoding Name Type — 4 G723 G.723.1 — 8 PCMA G.711 A-law — 9 G722 G.722 — 15 G728 G.728 Supports all combinations of annex A and B. 18 G729 G.729 Acceptable range is 96-127. Dynamically assigned Telephony-event RFC2833 DTMF Typically 125 for all Cisco products. Unified CM supports other encoding names such as X-CCD, CCD, and G.nX64. Dynamically assigned CLEARMODE G.Clear Acceptable range is 96-127 (Payload 114 is recommended). Dynamically assigned OPUS Opus Acceptable range is 96-127 (Payload 123 is recommended). Dynamically Assigned X-ULPFECUC X-ULPFECUC Table 8: Supported Video Media Types Payload Type Encoding Name Types 31 H261 H.261 34 H263 H.263 Acceptable range is 96-127. H263-1998 H.263+ Acceptable range is 96-127. H263-2000 H.263++ Acceptable range is 96-127. H264 H.264 Acceptable range is 96-127. H264-SVC H.264 SVC Acceptable range is 96-127. X-H264UC X-H.264 UC Acceptable range is 96-127. X-ULPFECUC X-ULPFECUC Acceptable range is 96-127. H265 H.265 Table 9: Supported Application Media Types Payload Type Encoding Name Types Acceptable range is 96-127. H224 H.224 FECC SIP Line Messaging Guide (Standard Edition) for Cisco Unified Communications Manager 16 SIP Standard Line Interface Supported Media Types