Cisco CISCO2650 - 2650 Router Hardware Installation Manual page 145

Chapter 8 Connecting Voice Network Modules
The NM-HD-1V, NM-HD-2V, and NM-HD-2VE network modules replace the NM-1V and NM-2V
Note
network modules. The NM-1V and NM-2V network modules are still available for use on Cisco 2600
series, Cisco 3600 series, and Cisco 3700 series routers.
For information on the Cisco interface cards supported on these voice network modules, see
on page
Figure 8-3
NM-HD
-1V
Figure 8-4
NM-HD
-2V
Figure 8-5
NM-HD
-2VE
60-Channel High-Density Voice Network Module
This section describes the 60-channel high-density voice (HDV) network module, shown in
When used in conjunction with T1/E1 multiflex trunk interface cards and packet voice digital signal
processor modules (PVDMs), this module is also called a digital T1/E1 packet voice trunk network
module.
OL-2485-20
1-8.
1-Slot 4-Channel High-Density Network Module (NM-HD-1V)
2-Slot 8-Channel High-Density Voice Network Module (NM-HD-2V)
V1
2-Slot 48-Channel High-Density Voice Network Module (NM-HD-2VE)
V1
60-Channel High-Density Voice Network Module
Cisco Network Modules Hardware Installation Guide
Table 1-2
V0
EN
V0
EN
V0
EN
Figure 8-6.
8-3