# telnet readdir replacement
sub treaddir {
  # return an array of files/dirs from a remote host like readdir
  # using Net::Telnet
  my ($host, $user, $pass, $dir) = (@_);
  my $rhost = new Net::Telnet (Timeout => 10) or die "Net::Telnet could not connect to $host\n";
  $rhost -> open( $host );
  $rhost -> login( $user, $pass );
  # yes its a kludge. its the last element of ls -la
  my @filesdirs = map { (split m[\s+], $_)[8] } $rhost -> cmd(qq{ ls -la $dir });
  chomp @filesdirs;
  $rhost -> close();
  return @filesdirs;
}