Command Reference Guide

3Com Router 3000 Ethernet Family
Command Reference Guide
Chapter 2 Congestion Management Configuration
Commands
3Com Corporation
2-47
Description
Use the remark dot1p command to configure the 802.1p priority value in the VLAN
packets of a class.
Use the undo remark dot1p command to remove the 802.1p priority value from the
VLAN packets.
By default, VLAN packets have no 802.1p priority value.
802.1p priority value is the CoS domain value in VLAN packets. The level 2 switching
devices, such as Ethernet switch, set up forwarding policy according to this priority
value.
Example
# Set the 802.1p priority value in the VLAN packets of a class to 6.
[3Com ] traffic behavior database
[3Com -behavior-database] remark dot1p 6
2.5.35 remark dscp
Syntax
remark dscp dscp-value
undo remark dscp
View
Traffic behavior view
Parameter
dscp-value: Preset DSCP value, in the range of 0 to 63, which can be any of these
keywords: ef, af11, af12, af13, af21, af22, af23, af31, af32, af33, af41, af42, af43, cs1,
cs2, cs3, cs4, cs5, cs7, or default.
Table 2-3 DSCP keywords and values
Keyword DSCP value (binary) DSCP value (decimal)
ef 101110 46
af11 001010 10
af12 001100 12
af13 001110 14
af21 010010 18
af22 010100 20
af23 010110 22