Cisco CISCO2650 - 2650 Router Hardware Installation Manual page 211

Chapter 16 Connecting High-Density Analog Telephony Network Modules
Figure 16-1 High-Density Analog Telephony Network Module
NM-
HDA
Connecting the High-Density Analog Telephony Network
Module to the Network
The high-density analog telephony network module is connected to a distribution frame with an RJ-21
cable. (See
cables are as follows:
•
•
For ordering information, see the
Figure 16-2 High-Density Analog Telephony Card Connected to a Main Distribution Frame
Adding DSP Expansion Modules
DSP expansion modules can be used if more than eight ports using high-complexity codecs are needed
on the high-density analog telephony network module.
To install DSP expansion modules, follow these steps:
Insert the connector on the DSP expansion module into the module connector on the network module.
Step 1
(See
OL-2485-20
Port # Type
1-
4 FXS
4
5-
26
14
15-
24
1
Figure 16-2.) RJ-21 cables are not provided with the network module. Some recommended
253PP10GYADI male-to-male cable and 253PC10GYADI male-to-female cable from Gray Bar
AT125-SM patch panel (supports both male and female connection) from Gray Bar
NM-
HDA
Port # Type
1-
4 FXS
4
5-
14 26
15-
24
1
PSTN
Main distribution frame (MDF) or patch panel
Figure 16-3.)
Connecting the High-Density Analog Telephony Network Module to the Network
50
25
"Obtaining Technical Assistance" section on page
50
ACT EN
25
RJ-21 connector
PBX
Cisco Network Modules Hardware Installation Guide
ACT EN
xi.
16-3