S1(config)#ip domain-name s1swi
S1(config)#crypto key generate rsa
S1(config)#username jeremy secret 123456
S1(config)#line vty 0 4
S1(config-line)#transport ?
input Define which protocols to use when connecting to the terminal
server
output Define which protocols to use for outgoing connections
preferred Specify the preferred protocol to use
S1(config-line)#transport in
S1(config-line)#transport input ?
all All protocols
none No protocols
ssh TCP/IP SSH protocol
telnet TCP/IP Telnet protocol
S1(config-line)#transport input telnet ssh
S1(config-line)#login local
S1#show users
Line User Host(s) Idle Location
0 con 0 idle 00:15:05
* 1 vty 0 jeremy idle 00:00:00 cix.mx
S1#clear line vty 0