There are probably several things that are reasons for this, but probably the most important reason for the requirement for full mesh is that a router running BGP will learn some prefixes from an IBGP neighbor and will not advertise those prefixes to another IBGP neighbor.
Perhaps a simple example may help. Think of an AS with 3 routers running BGP - rtrA. rtrB, and rtrC. So rtrB will learn some prefixes from rtrA. rtrB will not advertise those prefixes to rtrC. To learn those prfixes rtrC will need to peer with rtrA.
We are pleased to announce availability of Beta software for 16.6.3.
16.6.3 will be the second rebuild on the 16.6 release train targeted
towards Catalyst 9500/9400/9300/3850/3650 switching platforms. We are
looking for early feedback from customers befor...
Introduction Featured Speakers Luis Espejel is the Telecommunications
Manager of IENova, an Oil & Gas company. Currently he works with Cisco
IOS® and Cisco IOS XE platforms, and NX to some extent. He has also
worked as a Senior Engineer with the Routing P...
In this session you can learn more about Layer 3 multicast and the best
practices to identify possible threats and take security measures. It
provides an overview of basic multicast, the best security practices for
use of this technology, and recommendati...