Connecting a modem to the auxiliary port, Figure 23 – Cisco 3800 Series User Manual

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Connecting a Console or Modem

Connecting Cables to Cisco 3800 Series Routers

OL-5970-02

Figure 23

Connecting a Computer to the Cisco 3845 Router Console Port

Connecting a Modem to the Auxiliary Port

To connect a modem to the auxiliary port on the router, follow these steps:

Step 1

Use the black RJ-45-to-DB-25 modem adapter cable to connect the router to a modem. (See

Figure 24

and

Figure 25

Step 2

Make sure that your modem and the router auxiliary port are configured for the same transmission speed
(up to 115,200 bps is supported) and hardware flow control, with data carrier detect (DCD) and data
terminal ready (DTR) enabled.

117777

Console port

connector

(RJ-45)

Laptop computer