Ports And Cabling - Cisco 1900 series Hardware Installation

Chapter 4 Installing and Connecting the Router

Ports and Cabling

Table 4-1
The connections summarized in
•
Table 4-1
Port or Connection
Gigabit Ethernet
(GE)
T1/E1 WAN
Cisco serial (1T)
Cisco Smart serial
(2T)
DSL
BRI S/T WAN
(external NT1
BRI U WAN
(built-in NT1)
Analog modem
56/64-kbps
CSU/DSU
1. The color codes are specific to cables shipped by Cisco
2. NT1 = Network Termination 1
3. PINX = Private integrated network exchange
OL-19084-02
summarizes some typical WAN and LAN connections for Cisco 1900 series routers.
Cisco Modular Access Router Cable Specifications
WAN and LAN Connections
Port Type, Color
RJ-45, yellow
RJ-48C
60-pin D-sub, blue CSU/DSU and serial
Cisco Smart
compact
connector, blue
RJ-11C/RJ-14C
RJ-45, orange
2
)
RJ-49C/CA-A11,
orange
RJ-11
8-pin modular
Table 4-1 are also described in detail in the following documents:
1
Connected to:
Ethernet switch or hub.
T1 or E1 network or
CSU/DSU.
network or equipment.
CSU/DSU and serial
network or equipment.
For WIC-2T and WIC-2A/S
only.
Network demarcation
device for service provider's
DSL interface.
NT1 device or PINX
ISDN network
PSTN
RJ-48S interface.
Cisco 1900 Series Hardware Installation
Connecting WAN and LAN Cables
Cable
Crossover to connect to a
router
Straight-through to connect
to a switch
RJ-48 T1/E1
straight-through (Crossover
to connect to a PBX or any
other 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.
RJ-11 straight-through for
2-wire
RJ-14 straight-through for
4-wire
3
RJ-45 straight-through
RJ-49 straight-through
RJ-11 straight-through
RJ-48 straight-through.
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