Operational, Basic, and Advanced Parameters
A-30 41-001160-00, Release 2.1, Rev 04
IP Phone Administrator Guide
Appendix A
Type of Service (ToS)/DSCP Settings
Parameter –
tos sip
SIP
(in Web UI)
IP phone UI Options->Administrator Menu->
Network Settings->Type of Service->SIP
Aastra Web UI Advanced Settings->Network->
Type of Service,DSCP
Configuration Files aastra.cfg, <mac>.cfg
Description The Differentiated Services Code Point (DSCP) for SIP packets.
Format Integer
Default Value 26
Range 0 to 63
Example tos sip: 3
Parameter –
tos rtp
RTP
(in Web UI)
IP phone UI Options->Administrator Menu->
Network Settings->Type of Service->RTP
Aastra Web UI Advanced Settings->Network->
Type of Service,DSCP
Configuration Files aastra.cfg, <mac>.cfg
Description The Differentiated Services Code Point (DSCP) for RTP packets.
Format Integer
Default Value 46
Range 0 to 63
Example tos rtp: 2
Parameter –
tos rtcp
RTCP
(in Web UI)
IP phone UI Options->Administrator Menu->
Network Settings->Type of Service->RTCP
Aastra Web UI Advanced Settings->Network->
Type of Service,DSCP
Configuration Files aastra.cfg, <mac>.cfg
Description The Differentiated Services Code Point (DSCP) for RTCP packets.
Format Integer
Default Value 46
Range 0 to 63
Example tos rtcp: 3
