use Net::Cisco;
my $t =Net::Telnet::Cisco->new(Host=>'10.0.2.2');
my @output;
my $tl=0;
$t->login('9190','KUM@R425');
$t->print("telnet 192.168.203.23")or $tl=1;
$t->waitfor('m/password:/');
$t->print("public");
$t->waitfor('m/]>/');
@output=$t->print("show system");
$t->waitfor('m/]>/');
$t->print("exit");
open(CONFIG,">config.txt");
print CONFIG "@output\n"; 
close(CONFIG);
$t->close;