3Com 7757 Configuration Manual page 682

682 C 61: Q S C
HAPTER O ONFIGURATION
n
Configuration Example
of Priority Remark
Configuration procedure
Only the commands related with QoS/ACL configurations are listed in the
following configurations.
1 Define the outbound traffic of the salary query server
# Enter ACL 3000 view.
<SW7750> system-view
[SW7750] acl number 3000
# Define ACL 3000 rules.
[SW7750-acl-adv-3000] rule 1 permit ip source 129.110.1.2 0 destination any
[SW7750-acl-adv-3000] quit
2 Limit the outbound traffic of the salary query server
# Limit the average rate of outbound traffic within 640 kbps and set the
precedence of packets exceeding the specification to 4.
[SW7750] interface Ethernet 2/0/1
[SW7750-Ethernet2/0/1] qos
[SW7750-qosb-Ethernet2/0/1] traffic-limit inbound ip-group 3000 640
exceed remark-dscp 4
Network requirements
Mark ef on the packets that PC1 whose IP address is 1.0.0.2 sends from 8:00 to
18:00 every day to provide the basis of precedence for the upper-layer devices.
Network diagram
Figure 177 Network diagram for priority remark configuration
To upper-layer
devices
Eth2/0 /2
Switch
Eth2/0 /1
PC1
PC2
1.0.0.1
Configuration procedure
1 Define the time range from 8:00 to 18:00
# Define the time range