Aastra Telecom SIP 480I - Manual (Page 348)

Operational, Basic, and Advanced Parameters
A-58 41-001129-00 Rev 09, Release 1.4.1
IP Phone Administrator Guide
Appendix A
RTP, Codec, DTMF Global Settings
Parameter –
sip rtp port
RTP Port Base
(in IP Phone UI)
RTP Port
(in Web UI)
IP Phone UI Options->SIP Settings->RTP Port Base
Aastra Web UI Advanced Settings->Global SIP->RTP Settings
Configuration Files aastra.cfg, <mac>.cfg
Description Indicates the port through which the RTP packets are sent. The RTP
port is used for sending DTMF tones and for the audio stream. Your
network administrator may close some ports for security reasons. You
may want to use this parameter to send RTP data using a different port.
Format Integer
Default Value 3000
Range Not Applicable
Example sip rtp port: 5000
Parameter –
sip use basic codecs
Basic Codecs
(in Web UI)
Aastra Web UI Advanced Settings->Global SIP->RTP Settings
Configuration Files aastra.cfg, <mac>.cfg
Description Enables or disables basic codecs. Enabling this parameter allows the IP
phone to use the basic Codecs when sending/receiving RTP packets.
Format Boolean
Default Value 0
Range 0 - Disable
1 - Enable
Example sip use basic codecs: 1