line vty 0 4 login local

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What is “line VTY 0 4 “?

While working on Cisco Routers or Switches you may come across line vty configuration. So, In this article will explain the “ line vty 0 4 ” and further, we will configure the line vty on Cisco Router. Let’s start! VTY stands for Virtual Teletype.

What is the VTY 0 4 VTY password?

Consider the VTY 0 4 as the door of entry to the router. With the "login" command you are basically locking the door. The password is the key to open the door.

How many line VTY 0 4 configurations are supported on Cisco router?

Cisco hardware supports a maximum of 16 line virtual interfaces, i.e. (0,1,2,3,…,15). In this session, we will configure the line vty 0 4 configurations on Cisco Router. You must have proper privileges to access the device in configuration mode to configure the line vty configuration.