This is the API documentation for net/telnet: Ruby Standard Library Documentation.
MNet
CNet::Telnet
::new (Net::Telnet)
#binmode (Net::Telnet)
#binmode= (Net::Telnet)
#cmd (Net::Telnet)
#login (Net::Telnet)
#preprocess (Net::Telnet)
#print (Net::Telnet)
#puts (Net::Telnet)
#telnetmode (Net::Telnet)
#telnetmode= (Net::Telnet)
#waitfor (Net::Telnet)
#write (Net::Telnet)