User guide

2-18 Cisco 1005 User Guide
Connecting to the Network and Powering Up the Router
Step 4 Connect the other end of the shielded serial transition cable to a CSU/DSU or
modem (synchronous or asynchronous). (See Figure 2-12.) The serial port
operates in data terminal equipment (DTE) mode only. You cannot connect the
cable to another DTE device (such as a router).
Figure 2-12 Connecting to a CSU/DSU or Modem
H3831
Shielded
serial
transition
cable
EIA/TIA-232, EIA/TIA-449, V.35,
X.21, or EIA-530 connector
Serial port
connector
CSU/DSU or modem
12VDC
Cisco 1005