Re: Cat5500 Lane question

From: Scott F. Robohn (sfr@xxxxxxxxxxxxxx)
Date: Tue Sep 12 2000 - 18:42:46 GMT-3


   
Jack,

Here's the problem: Your PVC on the LANE module is an
RFC1483 *bridged* PVC and the PVC on your 4700 is an RFC1483
*routed* PVC. tThe encapsulations must match, and the LANE
module only supports the bridged mode.

You need to put the 4700 subinterface in a bridge group to
make that an RFC1483 bridged PVC, matching the encap on the
LANE module. Then you can bridge that subinterface to
another ethernet port on the 4700 with a PC plugged in, or
you can do IRB on the 4700 and put an IP address on a BVI
interface.

You might want to check the archives and CCO on this; I
think we've covered it before.

Scott

Jack Heney wrote:
>
> I have a Cat5500 with a LANE module (that doesn't support an IP address
> assignment) and a 4700 with an ATM interface. Besides using LANE, is there
> any way to connect these two devices? I tried creating a virtual circuit on
> my ls1010, which I then bound to a VLAN on the LANE module. I then created
> a subinterface (I tried both point-to-point and multipoint) on the router
> and configured the pvc on the subinterface. I think my problem is
> ARP-related, because the router learns MAC addresses across the virtual
> circuit, but the pc's plugged into the switch (via ethernet) can't learn the
> router's mac address. Am I trying to do something impossible, or am I
> missing something? Any help would be greatly appreciated.
>
> Jack Heney



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