Cisco WS-X3011 Configuration Note page 15

The synchronous serial port supports the following signaling standards:
Note
EIA/TIA-232, EIA/TIA-449, V.35, X.21, and EIA-530.
Figure 9 Connecting a CSU/DSU or Other DCE Device
BRI 0
ETH 0 SERIAL 0
SERIAL 0
SERIAL 1
FLEX SLOT
DIAG
BRI 0
SUPERV ISIOR ENGINE
Synchronous serial
port (DB-60)
Serial transition
cable
EIA/TIA-232, EIA/TIA-449, V.35,
X.21, or EIA-530 connector
Connect the ISDN BRI port (RJ-45) to an NT1 device. (See Figure 10.)
Step 2
After you have installed the router card, connect the power cable to the switch and the
Step 3
power source and then power it ON. (If the switch does not power ON, refer to the
appropriate manual for the switch.)
SERIAL 1
AUX
WS-X3011
CSU/DSU or
other DCE
Router Card (WS-X3011) Configuration Note
Connecting to a Network
Switch
15