Type of service (tos)/dscp settings, Type of service, Tos)/dscp settings – Aastra Telecom SIP 57I User Manual
Page 532: Appendix a

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,
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,
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,
Description
The Differentiated Services Code Point (DSCP) for RTCP packets.
Format
Integer
Default Value
46
Range
0 to 63
Example
tos rtcp: 3