Great configuration comparison between Legacy EIGRP and EIGRP Named Mode by IPexpert. Very good improvement with the new EIGRP syntax, neat sectioned config and it totally makes sense but what an annoyance… just when I thought “Ah, i’ll skip EIGRP cuz I know it all” This shouldn’t be difficult to retain or figure out on the spot if … More EIGRP Named Mode

  Hopefully the above diagram is clear enough. The topology from R1 u to R4 and R6 to R9 runs two VRFs CIA and FBI BGP runs between R6 and R9 only R5 does not take part in any VRF routing, there is a GRE tunnel between R4 and R6 R6 does inter-VRF routing Fx/x.11 … More BGP and VRF routing

Example Scenario – Unable to browse the Internet when Using a GRE Tunnel? . Sometimes when traffic goes through a generic routing encapsulation (GRE) tunnel, you can successfully use the ping command and Telnet, but you cannot download Internet pages or transfer files using File Transfer Protocol (FTP). In the diagram above, when the Client wants to access … More TCP MSS and related topics