Ha Overview - AudioCodes Mediant 3000 User Manual

User's Manual
37

HA Overview

The High Availability architecture of the Mediant 3000 provides the following main
functionality:

Redundant Active/Standby configuration

Support for both TP-6310 and TP-8410 blades

One or many global device IP addresses

Private IP address for each blade for maintenance and fallback.

Upgrading software without disrupting current calls (Hitless Software Upgrade)
The device supports a 1+1 redundancy scheme termed High Availability (HA). In HA mode,
the device includes two VoP blades (TP-8410 or TP-6310) and two SA/M3K blades in the
front panel, where one of each blade pair is either in active or redundant mode). The
general architecture of the HA system with TP-8410 and TP-6310 are shown respectively
in the figures below:
Figure 37-1: High Availability System 1+1 of Mediant 3000 with TP-8410
Figure 37-2: High Availability System 1+1 of Mediant 3000 with TP-6310
On the front panel, the active blade occupies Slot 1 while the redundant blade occupies
Slot 3. The SA/M3K blades occupy the front panel's slots 2 (active blade) and 4 (redundant
blade).
Version 7.0 655
37. HA Overview
Mediant 3000