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Cisco 3600 Series Routers Hardware Installation Guide
OL-2056-05
Chapter 3 Installing the Router
Connecting WAN, LAN, and Voice Cables
Table 3-4 WAN, LAN, and Voice Connections
Port or Connection Port type, color Connected to: Cable
Ethernet RJ-45, yellow Ethernet hub Straight-through Ethernet
T1/E1 WAN RJ-48C/CA81A,
blue
Network demarcation (telco
demarc or equivalent)
RJ-48 T1
Cisco serial 60-pin D-sub CSU/DSU and serial network or
equipment
Cisco serial transition cable that matches
the signaling protocol (EIA/TIA-232,
EIA/TIA-449, V.35, X.21, or
EIA/TIA-530) and the serial port
operating mode (DTE or DCE).
Refer to the Cisco Modular Access Router
Cable Specifications document for
information about selecting these cables.
Cisco Smart serial Cisco Smart
compact connector,
blue
CSU/DSU and serial network or
equipment
For WIC-2T and WIC-2A/S only
DSL RJ-11C/CA111A,
lavender
Network demarcation device for
service provider’s DSL interface
RJ-11
T1 Digital voice RJ-48C/CA81A,
tan
Digital PBX RJ-48 T1 cable
Analog voice FXS RJ-11, gray Telephone, fax RJ-11
Analog voice FXO RJ-11, pink Central office, analog PBX RJ-11
Analog voice E&M RJ-11, brown Analog PBX RJ-11
BRI S/T WAN
(external NT1)
RJ-48C/CA81A,
orange
NT1 device or private integrated
network exchange (PINX)
RJ-48
BRI U WAN
(built-in NT1)
RJ-49C/CA-A11,
red
ISDN network RJ-49
BRI S/T LL
(external NT1)
RJ-48C/CA81A,
orange
NT1 device RJ-48
CT1/PRI T1 External T1 CSU DB-15 T1 serial cable
CT1/PRI-CSU T1 RJ-48C/CA81A interface RJ-48 straight-through
CTE/PRI E1 E1 network DB-15 to BNC, DB-15 to DB-15, DB-15
to twinax, or DB-15 to RJ-45
Token Ring UTP, purple
STP, purple
Token Ring device RJ-45 Token Ring cable
56/64-kbps DSU/CSU 8-pin modular, blue RJ-48S interface RJ-48 straight-through
Alarm interface
controller
50-pin SCSI
connectors
External alarm inputs
Alarm control relays
Serial transition cable