Application point of view: quickly learn to configure a CISCO Router password

At present, there are many users using CISCO routers, so today we will introduce in detail the main steps for configuring the CISCO Router password and what we need to pay special attention to. I hope this will help you, I hope you will learn more after reading the article. In CISCO router products, we usually need to restrict the access of general users during initial configuration.

This is very important for Routers. By default, Our routers are an open system and the access control options are all disabled, any user can log on to the device to initiate further attacks, therefore, our network administrator needs to configure a password to restrict unauthorized users from accessing devices through direct connections, CONSOLE terminals, and dial-up MODEM lines. Next we will introduce in detail how to configureCISCO RouterPassword. Configure the password and key used to enter the privileged mode: These two passwords are used to restrict unauthorized users from entering the privileged mode. Because the privileged password is unencrypted, we generally recommend that you use the privileged key, which is valid only when the privileged key is not used.

1. router (config) # enablepasswordcisco
Command Description: Enable privileged password protection.

2. router (config) # enablesecretcisco
Command explanation: Enable privileged key protection.

Configure the user password for the control port of the CISCO Router password

1. router (config) # lineconsole0
Command Description: Enter the control line configuration mode.

2. router (config-line) # login
Command explanation: Enable login password protection

3. router (config-line) # passwordcisco
Command explanation: Set the password to cisco. The password here is case sensitive.

Configure the user password for the Auxiliary Port AUX of the CISCO Router password

1. router (config) # lineaux0
Command Description: Enter the Auxiliary port configuration mode.

2. router (config-line) # login
Command explanation: Enable login password protection

3. router (config-line) # passwordcisco
Command explanation: Set the password to cisco. The password here is case sensitive.

Configure the VTY (telnet) logon password for the CISCO Router password

1. router (config) # linevty04
Command Description: Enter the VTY configuration mode.

2. router (config-line) # login
Command explanation: Enable login password protection

3. router (config-line) # passwordcisco
Command explanation: Set the password to cisco. The password here is case sensitive.