3com WX4400 3CRWX440095A 用户手册
334
C
HAPTER
16: C
ONFIGURING
Q
UALITY
OF
S
ERVICE
Figure 26 QoS on MAPs—Classification and Marking of Packets from Clients to
WX
WX
MAP receives packet
from client.
from client.
Set packet CoS
1 -> 1
2 -> 2
3 -> 3
4 -> 4
5 -> 5
6 -> 6
7 -> 7
2 -> 2
3 -> 3
4 -> 4
5 -> 5
6 -> 6
7 -> 7
based on 802.11
Service Type:
Service Type:
Set tunnel’s IP ToS
to 802.1p value.
to 802.1p value.
Look up CoS and mark
packet’s DSCP value:
packet’s DSCP value:
1 -> 8
2 -> 16
3 -> 24
4 -> 32
5 -> 40
6 -> 48
7 -> 56
2 -> 16
3 -> 24
4 -> 32
5 -> 40
6 -> 48
7 -> 56
Transmit packet to WX.
Yes
No
Static CoS
enabled?
enabled?
Set packet CoS
with static CoS
value.
with static CoS
value.
Set tunnel
DSCP value
Mark packet with
IP ToS to static
CoS value.
CoS value.
mapped to static
CoS value.
CoS value.