The Full Form of VTY is‍ Virtual teletype.

Virtual teletype (VTY) is a command line interface (CLI) created in a router and used to facilitate a connection to the daemon via Telnet, a network protocol used in local area networks. To connect to a VTY, users must present a valid password.

The VTY interface has three restricted mode commands:

• VTY View: Enables read-only interface access
• VTY Enable: Enables read-write access to the CLI
• VTY Other: Includes modes like Trivial File Transfer Protocol (TFTP)

VTY uses a set of CLI command actions, which depend on the three types of actions CLI can perform:

• Movement
• Editing
• Advanced

If you’re in the IT industry and looking to understand some of the context around Machine Learning and how it can be useful, here are some basics and essential concepts that help to define ML and its role in business.