On user exec mode type enable.
When you are on the privilege mode type configure terminal.
Upon reaching global config mode you have to type line vty 0 4.
Inside the vty line mode type password
Please see below example:
Router>enable
Router#configure terminal
Enter configuration commands, one per line. End with CNTL/Z.
Router(config)#line vty 0 4
Router(config-line)#password secret
Router(config-line)#exit
Router(config)#exit
line vty 0 4
password <password>
login
exit
VTY password
VTY Password
Telnet
check that the login prompt on your console has changed, and use the "show session" command
line vty
VTY line mode
VTY line mode
VTY line mode
The network administor must have physical access to the device to establish a console connection whereas TELNET access can be established form a remote location. However telnet access depend upon a router with network access's, whereas a console connection can be used to access the router regardless of the router's configuration.
sends data in clear text.need to configure destination device to support telnet connection.
You need to start CMD or COMMAND depending on OS you have, and in the window type telnet and following by IP address of device you want to connect to.
FTP and Telnet are similar in that they are defined as OSI layer 7 (application) protocols. They are different in that they use different ports for sending and receiving messages and are used for different purposes. FTP is used to sending and receiving files across a network. Telnet is used to send commands remotely to another network device.
Device drivers establish the communication between PC's and the device, drivers are the interface of devices,
your password is the last 4 digits of your phone number