5.8 All Lines Settings5.8.1 All Lines - Codec SettingsCODEC_G729_PARAMValue Format BooleanDescription Specifies whether to add an attribute line, "a=fmtp:18 annexb=no", toSDP when the codec is set to "G729A".Value Range • Y/Yes (Add "a=fmtp:18 annexb=no")• N/No (Do not add "a=fmtp:18 annexb=no")Default Value N5.8.2 All Lines - VoIP SettingsRTP_PORT_MINValue Format IntegerDescription Specifies the lowest port number that the unit will use for RTP packets.Value Range 1024–48750 (even number only)Note• The value for this setting must be less than or equal to"RTP_PORT_MAX" - 400.• Changing this setting may affect the number of simultaneouscalls that can be made.Default Value 16000Web User Interface Reference Minimum RTP Port Number (Page 132)RTP_PORT_MAXValue Format IntegerDescription Specifies the highest port number that the unit will use for RTP packets.Value Range 1424–49150 (even number only)Note• The value for this setting must be greater than or equal to"RTP_PORT_MIN" + 400.• Changing this setting may affect the number of simultaneouscalls that can be made.Default Value 20000Document Version 2015-01 Administrator Guide 3175.8.2 All Lines - VoIP Settings