CDP and VTP not working through huawei switches

Publication Date:  2014-08-27 Views:  1939 Downloads:  0
Issue Description
Cisco switch 1--------------huawei switch1------------huawei switch 2-----------------cisco switch 2


Cisco switch 1 and cisco switch 2 are running CDP and VTP

Cisco switch 2 is not able to learn Vlan information from cisco 1
cisco switch 2 is not able to discover neighbour cisco device

Alarm Information
CDP and VTP not passing through huawei switches
Handling Process
we need pass CDP and VTP thorugh huawei switches using tunnel protocol
Root Cause
CDP and VTP not passing through huawei switches
Suggestions
l2protocol-tunnel cdp vtp enable
l2protocol-tunnel cdp group-mac default-group-mac
l2protocol-tunnel vtp group-mac 0100-0100-0100



after running above commands on huawei device in global mode , cisco devices are able to discover each other using CDP and VTP

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