Chapter 5. High Availability

This chapter provides information and commands concerning the following topics:

• Hot Standby Routing Protocol (HSRP)

—Configuring HSRP

—Verifying HSRP

—HSRP optimization options

—Debugging HSRP

• Virtual Router Redundancy Protocol (VRRP)

—Configuring VRRP

—Verifying VRRP

—Debugging VRRP

• Gateway Load Balancing Protocol (GLBP)

—Configuring GLBP

—Verifying GLBP

—Debugging 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.

Configuring HSRP

Verifying HSRP

HSRP Optimization Options

There are options available that make ...

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