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New Member

vlan is disappeared !!!!

Hi all......

I have cat 6509 ,5000,3200 etc.....

All devices are cisco and trunking with each other...

I have a serios problem when I connect cat 2950G with cat 6509. The vlans of all cisco devices have are all gone! disappeared !!

I solved this problem making vlans each device....

I don't know the reason ... Please help me......

Thanks in advance and Best Regards.........

4 REPLIES
New Member

Re: vlan is disappeared !!!!

one thing to do is to make sure that the configuration revision number (VTP) in the 2950G switch is lower than the number already in yor network

Cisco Employee

Re: vlan is disappeared !!!!

The following page should help as well

http://www.cisco.com/warp/public/473/21.html#vtp_ts_cav

Reset the VTP config revision or insert a new switch in VTP Transparent mode

New Member

Re: vlan is disappeared !!!!

Very thank you ~~~

Your answer is also helpful....

Best Regards........

New Member

Re: vlan is disappeared !!!!

Very thank you ~~~

Your answer is helpful....

Best Regards........

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