Double Bridge Deployment Mode – One Of The Bridge Unable To Communicate

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Issue Description

1. In double bridge deployment mode, interface 0 and 2 configure as bridge 1, the access to the access port is normal.
2. Interface 1 and 3 configure as bridge 2, connect to trunk port, configure VLAN at bridge 2, but the PC under a same VLAN unable to ping IAM bridge 2 IP address.

Handling Process

1. Verified the multi-bridge mode configuration is correct.
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2. Verified IAM and PC unable to get the ARP table from peer.
3. Verify whether the IAM interface connection follow the interface sequence setting, interface 0 with interface 2, interface 1 with interface 3. Known that the interface connection sequence as 0 and 1, 2 and 3.
4. After interface connection sequence adjusted, bridge 2 communication back to normal.

Root Cause

Interface connection sequence causes communication failure.

Solution

Make sure that the device interface sequence setting as interface 0 and 2, interface 1 and 3.

Faisal Posted 18 Aug 2020 11:31
  
Thank you very much for the information ...
Muhammad Bilal Lv4Posted 25 Sep 2020 02:28
  

Thank you for the sharing information
Faisal Posted 25 Oct 2020 06:31
  
Nice article ...
Faisal Posted 14 Dec 2020 08:16
  
Great info ...
Ellechar Lv4Posted 29 Jan 2021 16:59
  
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Faisal Posted 17 Mar 2021 07:24
  
Very informative …
Faisal Posted 02 Jun 2021 07:39
  
Nice guidance ...

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Doc ID: 2593
Author: Sangfor_Brando
Updated: 2019-12-23 15:11
Version: