what is first hop redundancy protocol
CCNA
How to configure HSRP?- Exclusive Explanation
HSRP is a Cisco-proprietary First Hop Redundancy Protocol (FHRP) planned to allow for transparent failover of a first-hop IPv4 device. It allows configuring two or more routers as standby routers and only a single router as an active router at a time which ensure high network availability by providing first-hop routing redundancy for IPv4 hosts...
CCNA
Router Redundancy: Boost Network Reliability in 2026 with Proven Protocols
A virtual router is a method to prevent a single point of failure at the default gateway. To implement virtual router redundancy, several routers are configured to work jointly as a single router to the hosts on the LAN. The routers share an IP address and a MAC address and act as a single virtual...