the packets do not match the traffic classifier and mirrored packets cannot be seen on the
monitoring device.
Procedure
Step 1
Run the
interface GigabitEthernet 2/0/0
command to enter the view of the mirrored port.
Step 2
Run the
undo traffic-policy inbound
command to delete the traffic policy from
GigabitEthernet2/0/0.
Step 3
Run the
quit
command to exit from the interface view.
Step 4
Run the
traffic classifier tc1
command to enter the traffic classifier view.
Step 5
Run the
undo if-match inbound-interface
command to delete the matching rule for incoming
packets in the traffic classifier.
Step 6
Run the
if-match inbound-interface GigabitEthernet 2/0/0
command to configure a new
matching rule for incoming packets onGigabitEthernet2/0/0.
Step 7
Run the
quit
command to exit from the traffic classifier view.
Step 8
Run the
interface GigabitEthernet 2/0/0
command to enter the interface view.
Step 9
Run the
traffic-policy tp1 inbound
command to apply the traffic policy
tp1
to
GigabitEthernet2/0/0.
----End
Summary
When configuring traffic mirroring, ensure that the traffic policy matches the packets to be
mirrored. Otherwise, the packets cannot be copied to the observing port.
2.5 SNMP Troubleshooting
2.5.1 An SNMP Connection Cannot Be Established
Common Causes
This fault is commonly caused by one of the following:
l
Packets cannot be exchanged between the host and the NMS.
l
Configurations are incorrect.
Huawei AR2200-S Series Enterprise Routers
Troubleshooting
2 System
Issue 01 (2012-01-06)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
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