Huawei AR150 series - Page 83

Pre-configuration Tasks
Ensuring that the interface link layer protocol status is Up and the storage memory is sufficient
for mirrored packets
Procedure
Step 1 Run:
system-view
The system view is displayed.
Step 2 (Optional) Configure a numbered ACL. For details, see ACL Configuration in Configuration
Guide-Security.
NOTE
To capture mirrored packets matching an ACL, configure the ACL.
Step 3 Run:
capture-packet interface interface-type interface-number [ acl acl-number ]
destination { file file-name | terminal }
*
[ car cir cir-value | time-out time out
value | packet-num packet number | packet-len { packet length | total-packet ]
*
Rules are defined to capture mirrored packets on the device and display the packet information
on the terminal.
----End
Example
After the configuration is complete, mirrored packets are displayed on the terminal or saved to
the device. If mirrored packets are saved to the device, download the mirrored packets for
analysis. The following shows information about mirrored packets displayed on the terminal:
Info: Captured packets will be showed on terminal.
[Huawei]
Packet: 1
-------------------------------------------------------
ff ff ff ff ff ff 00 e0 fc 01 00 08 08 06 00 01
08 00 06 04 00 01 00 e0 fc 01 00 08 02 01 01 03
00 00 00 00 00 00 0a 01 01 01 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00
-------------------------------------------------------
Packet: 2
-------------------------------------------------------
ff ff ff ff ff ff 00 e0 fc 01 00 08 08 06 00 01
08 00 06 04 00 01 00 e0 fc 01 00 08 02 01 01 03
00 00 00 00 00 00 0b 01 01 01 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00
-------------------------------------------------------
Packet: 3
-------------------------------------------------------
ff ff ff ff ff ff 00 e0 fc 01 00 08 08 06 00 01
08 00 06 04 00 01 00 e0 fc 01 00 08 02 01 01 03
00 00 00 00 00 00 0b 01 01 01 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00
-------------------------------------------------------
Packet: 4
-------------------------------------------------------
ff ff ff ff ff ff 00 e0 fc 01 00 08 08 06 00 01
Huawei AR150&200 Series Enterprise Routers
Configuration Guide - Device Management 4 Mirroring Configuration
Issue 02 (2012-03-30) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
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