[c-nsp] Layer2 transport

Matthew Crocker matthew at crocker.com
Fri Jan 13 13:27:26 EST 2006


Does your Metro Ethernet allow VLAN (dot1q Trunk)?  Could you just  
flip it to trunk mode on both 6500s and use one VLAN for your IP/BGP  
and pass the other VLANs through.  If you can't pass multiple VLANs  
through the Metro Ethernet you'll need to do some Layer3 tunneling  
(MPLS??

-Matt

On Jan 13, 2006, at 1:13 PM, Kevin Scheunemann wrote:

> I have two 6505's with a 150mb metro ethernet GIGE connection between
> them.
> one 6500 has a sup720 with a PFC3A (6500-1) and the other has a sup720
> with PFC3BXL (6500-2), Both running IOS
> Both 6500's are used as layer3 (IP on the interface) BGP routers,  
> 6500-2
> is also being used as a layer2 vlan switch.
> What is the best way of connecting a vlan on 6500-2 to an interface or
> 802.1q trunk to the other vlan/network on 6500-1?
>
> I tried configuring the metro ethernet link as an 802.1q trunk, and
> converted the interface ips to a vlan interface,
> I had periods of time when packets wher'nt getting across the link.
>
> Any suggestions are appreciated.
>
> Thanks,
> Kevin
> Honeycomb Internet Services
>
>
>
>
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--
Matthew S. Crocker
Vice President
Crocker Communications, Inc.
Internet Division
PO BOX 710
Greenfield, MA 01302-0710
http://www.crocker.com



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