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Cisco Network Modules Hardware Installation Guide
OL-2485-20
Chapter 1 Overview of Cisco Network Modules for Cisco Access Routers
Cabling for Cisco Network Modules
Channelized E1 PRI,
balanced
DB-15, tan
DB-15 to DB-15 120-ohm balanced E1
NM-1FE1CE1B
NM-1FE2CE1B
NM-1CE1B
NM-2CE1B
DB-15 to twin-ax, tan DB-15 to twin-ax 75-ohm balanced E1
DB-15 to RJ-45, tan
DB-15 to RJ-45 120-ohm balanced E1
RJ-48S, tan
RJ-48S to RJ-48S straight-through 120-ohm
balanced E1
NM-1CE1T1-PRI
NM-2CE1T1-PRI
RJ-48S to DB-15, tan RJ-48S to DB-15 120-ohm balanced E1
RJ-48S to twin-ax
RJ-48S to twin-ax 120-ohm balanced E1
Channelized E1 PRI,
unbalanced
DB-15 to BNC, tan
DB-15 to BNC 75-ohm unbalanced E1
NM-1FE1CE1U
NM-1FE2CE1U
NM-1CE1U
NM-2CE-1U
RJ-48S to BNC, tan
RJ-48S to BNC 75-ohm unbalanced E1
NM-1CE1T1-PRI
NM-2CE1T1-PRI
BRI S/T
(external NT1)
RJ-45, orange
RJ-45 straight-through
NM-4B-S/T
NM-8B-S/T
BRI U (built-in NT1)
RJ-45, red
RJ-45 straight-through
NM-4B-U
NM-8B-U
Serial Connections
Synchronous serial
60-pin D, blue
Serial transition cable (EIA/TIA-232,
EIA/TIA-449, EIA/TIA-530 DTE, V.35,
X.21, NRZ/NRZI)
NM-4T
NM-4A/S
NM-8A/S
Asynchronous serial
68-pin D to 25-pin D
DB-68 to DB-25 EIA/TIA-232 octal
NM-16A
NM-32A
68-pin D to RJ-45
DB-68 to RJ-45 EIA/TIA-232 octal
Serial
60-pin D, blue
Cisco Smart serial 12-in-1—see
Table 1-4
for
part numbers
NM-16A/S
Serial surge protection
Cisco Product ID CAB-SS-SURGE
Fractional DS3 or
below, to DSU
50-pin D, blue
DB-50 HSSI DTE
NM-1HSSI
Fractional DS3 or
below, to another
router
DB-50 HSSI null modem
Table 1-3
Cabling for Cisco Network Modules (continued)
Connection Type
Connector Type,
Cable Color
Cable
Use with