Notes

BGP Notes - Backdoor Routes

·1 min read

The fact that eBGP has an AD of 20 can be a problem. You may have a very short path via EIGRP (or OSPF or RIP or whatever other IGP), but the longer eBGP path will be preferred. For God’s sake, …

BGP Notes - Neighbor States

·1 min read

Corrections appreciated. Idle : There is no relationship, but the router sends out a TCP SYN to the neighbor to get the ball rolling. Idle (admin) : The neighbor is admined down. Connect : The router …