Chapter 5. High Availability
This chapter provides information and commands concerning the following topics:
• Hot Standby Routing Protocol (HSRP)
—HSRP optimization options
• Virtual Router Redundancy Protocol (VRRP)
• Gateway Load Balancing Protocol (GLBP)
Hot Standby Routing Protocol
The Hot Standby Router Protocol (HSRP) provides network redundancy for IP networks, ensuring that user traffic immediately and transparently recovers from first-hop failures in network edge devices or access circuits.
HSRP Optimization Options
There are options available that make ...