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Cisco IOS XR Getting Started Guide for the Cisco XR 12000 Series Router
OL-24755-01
Chapter 3 Configuring General Router Features
Connecting and Communicating with the Router
Establishing a Connection Through a Terminal Server
A terminal server connection provides a way to access the Console port from a remote location. It is less
expensive to connect to the router through the Management Ethernet interface (because you do not have
the additional cost of a terminal server). However, if you need to perform tasks that require Console port
access from a remote location, a terminal server is the best method.
The procedure for connecting to the router through a terminal server is similar to the procedure for
directly connecting through the Console port. For both connection types, the physical connection takes
place through the Console port. The difference is that the terminal server connects directly to the Console
port, and you must use a Telnet session to establish communications through the terminal server to the
router.
To establish a connection through a terminal server, perform the following procedure.
SUMMARY STEPS
1. Install and configure the terminal server.
2. Connect the terminal server to the Console port of the target RP or DRP.
3. Power on the router.
4. Identify the target RP or DRP.
5. telnet access-server-address port
6. Press Enter.
7. Log in to the router.
Step 4
Press Enter. Initiates communication with the router.
• If no text or router prompt appears when you connect to the Console
port, press Enter to initiate communications.
• If no text appears when you press Enter and the router has been
started recently, give the router more time to complete the initial boot
procedure, then press Enter.
• If the router has no configuration, the router displays the prompt:
Enter root-system username:. For more information on when a
standalone router is starting up for the first time, see Chapter 2,
“Bringing Up the Cisco IOS XR Software on a Standalone Router.”
• If the router has been configured, the router displays the prompt:
Username:
Step 5
Log in to the router. Establishes your access rights for the router management session.
• Enter the username and password, as described in the “Logging In to
a Router or an SDR” section on page 3-36.
• After you log in, the router displays the CLI prompt, which is
described in the “CLI Prompt” section on page 3-37.
Command or Action Purpose