You can connect two routers back-back using frame relay encaps. It must be done on subinterfaces.. ----- Original Message ----- From: "Chris Charlebois" To: Sent: Friday, February 08, 2002 5:50 PM Subject: No can do [7:34864]
> You cannot simulate frame-relay with 2 routers. A minimuim of three are > required. One router must serve as the frame-relay switch. This router > needs to be connected to both other routers via back-to-back serial > connections. > > In many ways, frame-relay is analogous to IP. It's just one more set > removed. In frame-relay, a router will segment data into frame-relay > packets and address them using the DLCI. These packets are sent to the > frame-relay provider. The frame-relay provider's equipment (referred to as > a switch) passes the packet to another switch based on the DLCI. I don't > really know how many switches a common frame-relay packet goes through, but > it doesn't really matter, because it will come out in the right place on the > other router. The other router accepts the data, reassembles it into the > original form and routes it accordingly. > > The trick is, frame-relay was never meant to operate back-to-back. > Therefore, each router needs to be directly connected to a frame-relay > switch. I don't have a link to help in that configuration, but if you get a > third router, I can dig something up. Message Posted at: http://www.groupstudy.com/form/read.php?f=7&i=34918&t=34864 -------------------------------------------------- FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html Report misconduct and Nondisclosure violations to [EMAIL PROTECTED]