Re: Can you bridge IP with Translational Bridging?

From: Hansang Bae (hbae@xxxxxxxxxx)
Date: Tue Jul 23 2002 - 01:06:27 GMT-3


   
>On Mon, 22 Jul 2002, Michael Snyder wrote:
>> I wanted to load a ios image to one of my routers with a token ring
>> interface, but my TFTP server only had ethernet interfaces. I thought I
>> would try a translational bridge on my ags to connect the two.
>> Well, I never could get a ping to work across the bridge thought all my
>> show commands on the ags looked like the bridge was functional.
>> I understand that DLSW can only circuit switch SNA and Netbios (LLC2),
>> is it safe to assume that Translational Bridging has the same
>> limitations?
>> OTHO, if I'm wrong, is there any special settings needed on a token ring
>> switch to allow it to work?
>> My topology was:
>> (PC)--->EO)(AGS)(To0)---->(Token Switch)--->(To0)(2525)
>> I could ping from the 2525 to the token switch, but not beyond it. The
>> PC TFTP server had worked with other Ethernet routers that night.

Did you use the commmand:

bridge 1 bitswap-layer3-addresses

?? Remember that in arp, the mac addresses are embedded so they need to be bit
-swapped.
So if you're briding IP between TR and Ethernet, you need this command.

hsb



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