December 2020
Intermediate to advanced
736 pages
22h 40m
English
First-Hop Redundancy Protocols
Today we review concepts related to first-hop redundancy protocols (FHRPs). Hosts on an enterprise network have only a single gateway address configured for use when they need to communicate with hosts on a different network. If that gateway fails, hosts are not able to send any traffic to hosts that are not in their own broadcast domain. Building network redundancy at the gateway is a good practice for network reliability. ...