3Com 4210G Series, Configuration Manual, Page: 470 / 1133

6-2
To do… Use the command… Remarks
Globally Applying the QoS policy globally —
Display the traffic filtering
configuration
display traffic behavior
user-defined
[
behavior-name
]
Optional
Available in any view
With
filter deny
configured for a traffic behavior, the other actions (except class-based accounting) in
the traffic behavior do not take effect.
Traffic Filtering Configuration Example
Traffic Filtering Configuration Example
Network requirements
As shown in Figure 6-1 , Host is connected to GigabitEthernet 1/0/1 of Device.
Configure traffic filtering to filter the packets whose source port is 21 received on GigabitEthernet 1/0/1.
Figure 6-1
Network diagram for traffic filtering configuration
Configuration procedure
# Create advanced ACL 3000, and configure a rule to match packets whose source port number is 21.
<DeviceA> system-view
[DeviceA] acl number 3000
[DeviceA-acl-basic-3000] rule 0 permit tcp source-port eq 21
[DeviceA-acl-basic-3000] quit
# Create a class named
classifier_1
, and reference ACL 3000 in the class.
[DeviceA] traffic classifier classifier_1
[DeviceA-classifier-classifier_1] if-match acl 3000
[DeviceA-classifier-classifier_1] quit
# Create a behavior named
behavior_1
, and configure the traffic filtering action for the behavior.
[DeviceA] traffic behavior behavior_1
[DeviceA-behavior-behavior_1] filter deny
[DeviceA-behavior-behavior_1] quit
# Create a policy named
policy
, and associate class
classifier_1
with behavior
behavior_1
in the
policy.
[DeviceA] qos policy policy
[DeviceA-qospolicy-policy] classifier classifier_1 behavior behavior_1