Answer:
To get the range of very lines in a switch or a router, in the global mode, type " line very" and the question mark after the space. It displays the ranges of valid very lines in the device.
Step-by-step explanation:
Routers and switches are intermediate components of a computer network. They are used to connect various nodes and networks. For a remote connection, they use the virtual interface called vty to connect to computers for management purposes. These vty lines allows for SSH and telnet access from workstations and the range of very lines are predetermined and limited and varies for all switches and routers.