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[AF] A method to troubleshoot the problem of not getting the MAC address on the switch when configuring cross-MAC Address identification

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Problem Description

The MAC address is obtained across the three layers. The switch also enables snmp trap, but the user MAC address cannot be Obtain, as shown below:

626295d5ea318e6a01.png (133.43 KB)
Switch configuration:

291445d5ea2e6a4ade.png (82.92 KB)

Process——

The device was turned on for direct connection and it was found that a Policies blocked port 162, as follows:

342585d5ea37c2ad41.png (190.46 KB)

Root cause

The module corresponding to the selfsec control packet loss mark in the direct log is: Local ACL Logs control.

solution

After opening port 162 in [System] – [System Configuration] – [General Configuration] – [Local ACL Logs], the user mac Obtain normally, as follows:

397825d5ea3e67a3d0.png (190.76 KB)

Original Link

https://support.sangfor.com.cn/cases/list?product_id=13&type=1&category_id=721&isOpen=true