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Copy VTP database between different switches/IOS

bthomas
Level 1
Level 1

When VTP is used, we can backup/restore the VLAN.dat database on a switch.

 

I have to transfer the VLAN config between 2 VTP servers (VTPS1 on LAN1 and VTPS2 on LAN2), LAN1 and LAN2 are not Layer 2 interconnected

 

Q1) Can i backup and restore the VLAN.dat between different switchs + IOS versions ?

Here are the 2 contexts where i have to do do the transfer :

  • 6509E Sup720 / IOS V12.2.33SXI -> 6807XL Sup 2T 15.2-1.SY3
  • 450OE / IOS 122-54.SG -> 4500X / IOS 152-2.E4.bin

The other solution should be to connect VTPS2 directly to VTPS1.

VTPS2 will get the VLAN config from VTPS1 (highest version number).

But LAN1 is a production LAN, so i would like to take no risk (transition behavior on the LAN1).

Q2) Have you already done such connection without impact?

Thank you for your reply.

BR

Bernard Thomas

1 Reply 1

johnd2310
Level 8
Level 8

Hi,

Why not just recreate the vlans on the new switch?

Thanks

John

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