Value Range 1024–48750 (even number only)Note• The value for this setting must be less than or equal to"[Maximum RTP Port Number] - 400".• Changing this setting may affect the number of simultaneouscalls that can be made. Therefore, when setting this parameter,be aware that the maximum number of necessary ports can becalculated as shown below:No. of lines ´ No. of channels ´ 2 ´ 10 (No. of terminals)Default Value 16000Configuration File Reference RTP_PORT_MIN (Page 237)Maximum RTP Port NumberDescription Specifies the highest port number that the unit will use for RTP packets.Note• If port numbers are specified in [Channel 1–25] in4.3.6.3 External RTP Port, this setting is ignored and thecorresponding external RTP port is enabled.• The available channel number varies depending on the type ofthe unit being used.Value Range 1424–49150 (even number only)Note• The value for this setting must be greater than or equal to"[Minimum RTP Port Number] + 400".• Changing this setting may affect the number of simultaneouscalls that can be made. Therefore, when setting this parameter,be aware that the maximum number of necessary ports can becalculated as shown below:No. of lines ´ No. of channels ´ 2 ´ 10 (No. of terminals)Default Value 20000Configuration File Reference RTP_PORT_MAX (Page 237)Telephone-event Payload TypeDescription Specifies the RFC 2833 payload type for DTMF tones.Note• This setting is available only when [DTMF Type] is set to[Outband].Value Range 96–127Default Value 101Configuration File Reference TELEVENT_PAYLOAD (Page 240)116 Administrator Guide Document Version 2013-034.5.3 VoIP Settings