Panasonic KX-TGP500 - Page 201

Value Format Integer
Description Specifies the value to be stored in the ToS field in the IP header of SIP
messages.
Note
• The structures of the ToS/DS field in an IP header are shown
below.
ToS field
Precedence
3 bits
Type of Service
4 bits
Currently
unused
1 bit
76543210
DS field
DSCP
6 bits
Currently
unused
2 bits
76543210
The ToS field consists of a 3-bit precedence, a 4-bit type of
service, and a 1-bit unused field.
The
DS filed consists of a 6-bit DSCP and a 2-bit unused field.
Document Version 2013-02 Administrator Guide 201
4.7.2 SIP Settings