AudioCodes Mediant 3000 User Manual page 19

SIP User's Manual
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 1-2: High Availability System 1+1 of Mediant 3000 with TP-8410
Figure 1-3: 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).
The RTMs on the rear of the chassis is according to implemented blade:

TP-8410: the RTM-8410 is located in Slot 2. The RTM-8410 connects to Trunks 1
through 42 (or 1 through 16). Its PSTN and Gigabit Ethernet (GbE) interfaces are
connected to the active VoP blade in Slot 1 of the front panel. The second RTM-8410
is located in Slot 4 and connects to Trunks 43 through 84. Trunks connected to this
RTM are connected to the active VoP blade. Ethernet interfaces are connected to the
VoP blade in Slot 3 of the front panel.

TP-6310: the RTM-6310 occupies Slot 2. Its PSTN and GbE interfaces are always
connected to the active VoP blade in Slot 1 of the front panel. The redundant RTM
(RTM-6310 Redundant) is located in Slot 3 of the rear panel and provides the GbE
Version 6.4 19
1. Overview
November 2011