#login 1

foreach $host ( @hosts )  {   my $conn = Net::Telnet::Cisco::IOS->new(HOST => $host);  # connect to the host 
	 $conn->login(   Name => $username,        
                          Password => $password);
$conn->close;
};

#Login 2

foreach $host ( @hosts )  {   my $conn = Net::Telnet::Cisco::IOS->new(HOST => $host);  # connect to the host 
         $conn->login(  Passcode => $passw);
$conn->close;
};

##</code><code>##

foreach $host ( @hosts )  {    my $conn = Net::Telnet::Cisco::IOS->new(HOST => $host);  # connect to the host 
	 if ( $conn->login(   Name => $username,        
                          Password => $password));
	else(
         $conn->login(  Passcode => $passw));