Cisco Systems OL-12812-01 manual and 4-Channel Voice Network Modules

Connecting Cisco Voice Network Modules to the Network

2- and 4-Channel Voice Network Modules

2- and 4-Channel Voice Network Modules

This section describes the following modules:

•1-slot 2-channel voice network module (NM-1V) (see Figure 1)

•2-slot 4-channel voice network module (NM-2V) (see Figure 2)

Figure 1 1-Slot 2-Channel Voice Network Module (NM-1V)

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VOICE
2V
V1	V0

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H10834

Figure 2 2-Slot 4-Channel Voice Network Module (NM-2V)

Module

screw

VOICE 2V

V1 V0

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H10833

Module

screwEnable

LED

4-, 8-, and 48-Channel High-Density Voice Network Modules

This section describes the following modules:

•1-slot 4-channel high-density voice network module with one digital signal processor (DSP) (NM-HD-1V) (see Figure 3)

•2-slot 8-channel high-density voice network module with one DSP (NM-HD-2V) (see Figure 4)

•2-slot 48-channel high-density enhanced network module with 3 DSPs, supporting up to 8 analog or 48 digital channels (NM-HD-2VE) (see Figure 5)

Caution To comply with the Telcordia GR-1089 NEBS standard for electromagnetic compatibility and safety, connect the 2-slot 48-channel high-density enhanced network module (NM-HD-2VE) only to intrabuilding or nonexposed wiring or cabling. The intrabuilding cable must be shielded and the shield must be grounded at both ends.

Connecting Cisco Voice Network Modules to the Network

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