Logging In to a Server Over the Serial Port Using PuTTY

Scenarios

Use PuTTY to log in to a server over a serial port in any of the following scenarios:

• The server is configured for the first time at a site.
• A remote connection to the server cannot be established.

Prerequisites

Conditions

• The PC is connected to the server over a serial cable.
• PuTTY 0.68 or later has been installed.

The PuTTY of the latest version is recommended, because an earlier version may cause a failure in accessing the server.

Data

User name and password for logging in to the server.

Procedure

1. Double-click PuTTY.exe.

   The PuTTY Configuration window is displayed.

2. In the navigation tree, choose Connection > Serial.
3. Set the login parameters.

   The following are the examples:

   • Serial Line to connect to: COMn
   • Speed (baud): 115200
   • Data bits: 8
   • Stop bits: 1
   • Parity: None
   • Flow control: None

     n indicates the serial port number, and the value is an integer.

4. In the navigation tree, choose Session.
5. Select Serial under Connection type, as shown in Figure 6-1.
   Figure 6-1 PuTTY Configuration window
   
6. Click Open.

   The PuTTY login window is displayed.

7. Enter the user name and password.

   If the login is successful, the server host name is displayed on the left of the prompt.