Configuring Diffserv - Extreme Networks ExtremeWare XOS Guide Manual

The 802.1p priority information is replaced according to the queue that is used when transmitting from
the switch. The mapping is described in
Table 35: Queue to 802.1p priority replacement value
Black Diamond 10K
802.1p Priority Switch Hardware
Replacement Value Queue
0 Q0
1 Q1
2 Q2
3 Q3
4 Q4
5 Q5
6 Q6
7 Q7
Contained in the header of every IP packet is a field for IP Type of Service (TOS), now also called the
Differentiated Services (DiffServ) field. The DiffServ field is used by the switch to determine the type of
service provided to the packet.
NOTE
This command affects only that traffic based on explicit packet class of service information and physical/logical
configuration.

Configuring DiffServ

Contained in the header of every IP packet is a field for IP Type of Service (TOS), now also called the
Differentiated Services (DiffServ) field. The DiffServ field is used by the switch to determine the type of
service provided to the packet.
Figure 11 shows the encapsulation of an IP packet header.
ExtremeWare XOS 11.1 Concepts Guide
Table 35. This mapping cannot be changed.
Aspen 8810 Switch
802.1p Queue
Q1
Q2
Q3
Q4
Q5
Q6
Q7
Q8
Traffic Groupings
211