User`s guide

DGS-3100 Gigabit Ethernet Switch Manual
80
Class-0 1
Class-3
DGS3100
Class-1 2
Class-2 3
4
#
config 802.1p user_priority
Purpose To map the 802.1p user priority of an incoming packet to one of the
ware classes of service available on the Switch.
four hard
Syntax
config 802.1p user_priority <priority 0-7> <class_id 0-3>
Description The config 802.1p user_priority command configures the way the
t, based on its 802.1p user priority
riority classes of service available
witch. The Switch’s default is to map the incoming 802.1p
values to the four hardware classes of service according to
wing chart:
2.1p Value Switch Priority Queue
---------------- -----------------------------
0 1
1 0
2 0
3 1
4 2
5 2
6 3
7 3
Switch maps an incoming packe
tag, to one of the four hardware p
on the S
priority
the follo
80
--
Parameters riority 0-7> − The 802.1p priority value (0 to 7) to map to one of
e Switch’s four hardware priority classes of service.
lass_id 0-3> − The Switch’s hardware priority class of service (0
3) to map to the 802.1p priority value specified above.
<p
th
<c
to
Restrictions Only administrator-level users can issue this command.
Example usage:
To configure 802.1 on the Switch:
config 802.1p user_priority 1 3
user priority
DGS3100#
Success.
DGS3100#
show 802.1p user_priority
Purpose To display the current mapping between an incoming packet’s
re priority
802.1p priority value and one of the Switch’s eight hardwa
classes of service.