Configuring Redundant Ace Appliances; Overview Of Redundancy - Cisco ACE-4710-K9 Administration Manual

Overview of Redundancy

OL-11157-01
Configuring Redundant ACE
Appliances
This chapter describes how to configure the Cisco 4700 Series Application
Control Engine (ACE) appliance for redundancy, which provides fault tolerance
for the stateful switchover of flows. It contains the following major sections:
Overview of Redundancy
•
Configuration Requirements and Restrictions
•
Redundancy Configuration Quick Start
•
Configuring Redundancy
•
Configuring Tracking and Failure Detection
•
Example of a Redundancy Configuration
•
Displaying Redundancy Information
•
Clearing Redundancy Statistics
•
Redundancy (or fault tolerance) uses a maximum of two ACE appliances to ensure
that your network remains operational even if one of the appliances becomes
unresponsive. Redundancy ensures that your network services and applications
are always available.
Cisco 4700 Series Application Control Engine Appliance Administration Guide
C H A P T E R
7
7-1