my %options = (TTYPE => { 'DO' => sub {} },);
my $nto = Net::Telnet::Options->new(%options);

##</code><code>##

$t->open($host);
recv($t, $data, 1024, 0);
$nto->answerTelnetOpts($t, $data);
$nto->sendOpt($t, 'SB', 24, 'IS', 'xterm');
recv($t, $data, 1024, 0);
$nto->answerTelnetOpts($t, $data);
recv($t, $data, 1024, 0);
$nto->answerTelnetOpts($t, $data);

##</code><code>##

$t->telnetmode(1);
($prematch, $match) = $t->waitfor('/login:/');