User guide

3-28 Cisco 2524 and Cisco 2525 Router User Guide
Connecting the Console Terminal and Modem
Connecting a Modem to the Auxiliary Port
Take the following steps to connect a modem to the auxiliary port on the router:
Step 1 Connect a modem to the auxiliary port using an RJ-45 roll-over cable with an
RJ-45-to-DB-25 or RJ-45-to-DB-9 adapter. The adapter provided by Cisco
Systems is labeled Modem. (See Figure 3-27.)
Figure 3-27 Connecting a Modem to the Auxiliary Port
Step 2
Make sure that your modem and the auxiliary port on the router are configured for
the same transmission speed (38400 baud is typical) and hardware flow control
with Data Carrier Detect (DCD) and Data Terminal Ready (DTR) operations.
Warning This equipment is intended to be grounded. Ensure that the host is connected to
earth ground during normal use. (To see translated versions of this warning, refer to the
appendix “Translated Safety Warnings.”)
SERIAL 1
SERIAL 0
BRI 0
Router
H5270
RJ-45 roll-over
cable
Auxiliary port
connector (RJ-45)
Modem
RJ-45-to-DB-25 adapter
(EIA/TIA-232)