7-8
Cisco Network Modules Hardware Installation Guide
OL-2485-20
Chapter 7 Connecting ISDN PRI Network Modules
Channelized T1/ISDN PRI with CSU Network Modules
Figure 7-8
1-Port Channelized T1/ISDN PRI with CSU Network Module
Figure 7-9
2-Port Channelized T1/ISDN PRI with CSU Network Module
Connecting CT1/PRI CSU Modules to the Network
To connect a CT1/PRI CSU module to the network, use a straight-through RJ-48C-to-RJ-48C cable to
connect the RJ-48C port to an RJ-48C jack (see
Figure 7-10
). These ports are color-coded tan.
Figure 7-10 Connecting a CT1/PRI CSU Module to an RJ-48C Jack
LOOPBACK
EN
cT1
CSU
H7465
LOCAL
ALARM
REMOTE
ALARM
CARRIER
DETECT
RX
OUT
RX
MON
CTRLR 0
TX
IN
Monitor and
test ports
(Bantam)
CT1/PRI CSU
port (RJ-48)
LOOPBACK
EN
cT1
CSU
H7464
LOCAL
ALARM
REMOTE
ALARM
CARRIER
DETECT
RX
OUT
RX
MON
CTRLR 1
CTRLR 0
TX
IN
LOOPBACK
LOCAL
ALARM
REMOTE
ALARM
CARRIER
DETECT
Monitor and
test ports
(Bantam)
CT1/PRI CSU
port (RJ-48)
LOOP
BACK
EN
FE–PRI
1FE-1CT1-CSU
LOCAL
ALARM
REMOTE
ALARM
CARRIER
DETECT
10/100BaseT
COLL
LINK
100Mbps
FDX
CTRLR 0
H7469
RJ-48C jack
CT1/PRI CSU
port (RJ-48C)