gistfile1.txt

#!/usr/bin/expect

# Set up various other variables here ($user, $password)
set user admin
set password xxxxx30r8fd

# Skapa en fil för lagring av resultat
set outfile [open ./TELNET-RESULTS.txt w]
puts $outfile "--( start )-----------------"

set fp [open hosts.txt r]
while {[gets $fp ip] != -1} {

  # Try to connect
  spawn telnet $ip

  # Handle connection result
  expect {
    -re "Operation timed out|Unable to connect to remote host|Connection refused" {
      puts $outfile "$ip TELNET FAILED"
    }
    -re "Username:|ubnt login:" {
      send "$user\r"

      expect "Password:" {
       send "$password\r"
      }

      expect {
          -re "# |ubnt:" {
   	    send "exit\r"
            puts $outfile "$ip TELNET SUCCESS"
          }
          "Login incorrect" {
            puts $outfile "$ip LOGIN INCORRECT"
          }
      }

    }
    timeout {
      puts $outfile "$ip TELNET timeout"
    }
  }

}
close $fp

# Stäng resultatfilen
puts $outfile "--( Stop )-----------------"
close $outfile

gistfile2.txt

cat TELNET-RESULTS.txt                                                                 C02XH3YMJG5H: Mon Mar 15 08:29:57 2021

--( start )-----------------
192.168.1.1 TELNET SUCCESS
1.1.1.1 TELNET timeout
192.168.1.165 TELNET FAILED
--( Stop )-----------------