Solaris man マニュアル
User Commands                                           telnet(1)

NAME
     telnet - user interface to a remote system using the  TELNET
     protocol

SYNOPSIS
     telnet [-8EFKLacdfrx] [-X atype] [-e escape_char] [-k realm]
     [-l user]  [-n file]  [  [  [!]  @hop1  [  @hop2...] @] host
     [port]]