use Net::SSH2;
use warnings;
use strict;

my $buflen = 10000;
my $buf1 = '0' x $buflen;

my $ssh2 = Net::SSH2->new();

$ssh2->connect('xxx.xxx.xxx.xxx') or die;

$ssh2->auth_password('xxx','xxxxxxx') or die "Unable to login $! \n";

my $chan = $ssh2->channel();

$chan->blocking(0);

$chan->shell();

for(1 .. 2) {

 if($_ == 1) {$chan->write("echo \$PATH\n")}
 else {$chan->write("echo \$HOME\n")}
 select(undef,undef,undef,0.25);

 $chan->read($buf1, $buflen);
 print "BUF1: ", $buf1, "\n";
}

$chan->close;