Connecting Cisco Voice Network Modules to the Network
IP Communications High-Density Digital Voice or Fax Network Module
These three base-board SKUs also include a single VIC or VWIC slot for Foreign Exchange Station (FXS), Foreign Exchange Office (FXO) or centralized automated message accounting trunk protocol (CAMA), receive and transmit (E&M), Direct Inward Dial (DID), Basic Rate Interface (BRI), or E1/T1 interface cards.
Figure 13 | NM-HDV2 | |
NM-HDV2 | | See Manual before Installation. |
| |
| | V0 |
PVDM 3 | PVDM 2 | PVDM 1 PVDM 0 EN |
95196
Figure 14 NM-HDV2-1T1/E1
NM-HDV2-1T1/E1
PVDM 3 PVDM 2
See Manual before Installation.
| V0 | |
| AL | |
| LP PVDM 1 PVDM 0 EN | |
| CD | 95197 |
CTRLR T1/E1 0 | |
| |
Figure 15 NM-HDV2-2T1/E1
NM-HDV2-2T1/E1
AL
PVDM 3 PVDM 2 LP
CD
CTRLR T1/E1 1
See Manual before Installation.
V0
| AL | PVDM 1 PVDM 0 EN | |
| LP | |
| CD | 95198 |
CTRLR T1/E1 0 | | |
| | |
The NM-HDV2 network module converts voice and fax into IP packets or frames that can be transmitted as VoIP over a variety of transport technologies (channelized T1, Frame Relay, Asynchronous Transfer Mode [ATM], and others).
Packet Fax or Voice DSP Modules
The packet fax or voice digital signal processor (DSP) module (PVDM2) is available in five stock-keeping units (SKUs):
Table 1 PVDM2 Module SKUs
Module Name | Description |
| |
PVDM2-8 | 8-channel packet fax or voice DSP module |
| |
PVDM2-16 | 16-channel packet fax or voice DSP module |
| |
Connecting Cisco Voice Network Modules to the Network