Reference Guide

High Availability | 403

High Availability

High Availability (HA) is supported on platforms: c e s

High availability is a collection of features that preserves system continuity by maximizing uptime and

minimizing packet loss during system disruptions.

To support all the features within the HA collection, you should have the latest boot code. The following

table lists the boot code requirements as of this FTOS release.

The features in this collection are:

• Component Redundancy

• Online Insertion and Removal

• Hitless Behavior

• Graceful Restart

• Software Resiliency

• Warm Upgrade

• Hot-lock Behavior

Note: High Availability is not supported on the S60 system.

Component Boot Code

E-Series TeraScale RPM 2.4.2.1

E-Series TeraScale Line Card 2.3.2.1

E-Series ExaScale RPM 2.5.1.9

E-Series ExaScale Line Card 2.9.1.1

C-Series RPM 2.7.1.1

C-Series Line Card 2.6.0.2

S-Series RPM 2.8.2.0

S-Series Line Card 2.8.2.0

S4820T