3com 3CR17662-91 用户手册

3 Check you can communicate with the Switch by entering a ping 

command at the DOS prompt in the following format: 

(where xxx.xxx.xxx.xxx is the IP address of the Switch)

If you get an error message, check that your IP information has been 
entered correctly and the Switch is powered up.

4 To open a Telnet session using the DOS prompt, enter the IP address of 

the Switch that you wish to manage in the following format:

(where xxx.xxx.xxx.xxx is the IP address of the Switch)

5 At the login and password prompts, enter 

 as your user name and 

press Return at the password prompt (or the password of your choice if 
you have already modified the default passwords).

6 If you have logged on correctly, the Switch you wish to manage is 

displayed as <S4200G>, as shown in Figure 13 on page 40.

This section describes how you can set up Command Line Interface 
management using SSH over a network.

To manage a Switch using the command line interface over a network 
using SSH:

1 Ensure you have already set up the Switch with IP information as 

described in “Methods of Managing a Switch” on page 32.

2 Check that you have the IP protocol correctly installed on your 

management workstation. You can check this by trying to browse the 
World Wide Web. If you can browse, the IP protocol is installed.

3 Check you can communicate with the Switch by entering a ping 

command at the DOS prompt in the following format: 

(where xxx.xxx.xxx.xxx is the IP address of the Switch)

If you get an error message, check that your IP information has been 
entered correctly and the Switch is powered up.

10014914AA.book  Page 47  Friday, July 7, 2006  2:08 PM