Network: Set three password: Connect the device through the console port, enter the privileged mode, login Telnet

Software: Cisco Packet Tracer Instructor

The software download link is in the previous article.

Content: Learn how to configure a switch with Telnet by setting three passwords.

Details: The IP address and switch management IP address of the computer must be in the same network segment.

Switch ip:192.168.1.1 255.255.255.0

pc:192.168.1.2 255.255.255.0

PC Gateway: 192.168.1.1 (optional)

Set the password according to the order in which the password is to be entered, i.e.:

1. Set the password to connect the device via the console port;--in the text set 1234

2, set the password to enter the privileged mode switch#;--In the text set 2345

3, set telenet telnet password. --In this article set 3456

Steps:

1. By default, all ports in the switch are in VLAN1. Configure the management IP address of the switch:

2. Set the password for the console port connection device:

3. Set the password to enter the privileged mode switch#:

4. Set the password for Telnet telnet:

Here Vty 0 4 means that the virtual terminal is available by default for 0 to 4 of these five.

5, check the configuration situation:

You can view the password that has been set through show Running-config.

6. Verify Password:

A) Verify the password for the device connected through the console port:

(Note: In user mode, you are prompted to enter a password to connect to the device via the console port.) All passwords entered are not visible. ）

b) Verify the password to enter privileged mode:

c) Verify the password for telnet remote login:

I. Set the IP address for the PC:

The IP address of the PC must be in the same network segment as the switch management IP.

II. Open command Prompt to do the following:

III. Verify Telnet remote login password:

If everything is right, you will see the following interface, the rest of the operation is the same as on the switch:

(Note: The first time I enter the telnet password is wrong, the second time is correct.) ）

Network: Set three password: Connect the device through the console port, enter the privileged mode, login Telnet