Download Tshoot topology from Cisco, CCO login is required. Look at the Layer2/3 Topology you will see 4 routers are connected to a WAN cloud, for this WAN I chose frame-relay. The router I am using is 3825 router with NM-AS4. 4x DB60 to DB60 DCE-DTE cables are needed. frame-relay switching interface Serial1/0 bandwidth 128 … Continue reading Tshoot preparation: Frame relay configuration
All routers within their own AS has been configured with IGP, routers within their own AS are reachable to one another (imagine the above diagram is part of an AS network). The border routers are connected to each other AS and exchanging prefixes. As shown in the diagram, two paths have different bandwidth, suboptimal routing … Continue reading Tshoot BGP: Path unchanged despite local preference has been modified.