Hello, I am creating a configuration where a Redhat server running bridge-tools 0.9.5 will be bridging between different VLANs on the same physical interface (for example: a bridge consisting of eth1.100 and eth1.110). This physical interface is being connected to modern Cisco switches running PVST+.

The Cisco switch does not like this configuration as the tags on its BPDUs are being changed but the contents of the BPDUs are left unchanged.

I need to be running PVST+ because there will be multiple Linux servers performing this VLAN translation/remapping (so there are going to be some loops that I will need blocked).

Has anyone succeeded in getting VLAN translation/remapping (bridging between two different VLAN tags) working with Cisco PVST+? (not simply disabling spanning tree). Thank you!

Ian Schwimmer
310-897-9001
[EMAIL PROTECTED]
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