Cisco CPA2501, User Manual

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Preparing to Install the Router 2-13
Preparing to Connect to a Network
The network end of the EIA/TIA-449 serial transition cable (not included) provides a
DB-37 connector, as shown in Figure 2-3. The end that connects to the serial port on the
rear panel of the router has a DB-60 connector. EIA/TIA-449 serial transition cables are
available with a DB-37 plug or receptacle in either DTE or DCE mode. To order a cable,
refer to the section “Obtaining Service and Support” in the “Overview of the Router”
chapter.
Figure 2-3 EIA/TIA-449 Serial Transition Cable Connectors, Network End
V.35 Connections
The V.35 standard is recommended for speeds up to 48 kbps, although in practice it is used
successfully at 4 Mbps.
The network end of the V.35 serial transition cable (not included) provides a standard
34-pin Winchester-type connector, as shown in Figure 2-4. The end that connects to the
serial port on the rear panel of the router has a DB-60 connector. V.35 cables are available
with a standard V.35 plug or receptacle in either DTE or DCE mode. To order a cable, refer
to the section “Obtaining Service and Support” in the “Overview of the Router” chapter.
H1344a
DTE
DCE