#!/usr/bin/perl -w

use Net::SNMP;
use strict;
use warnings;
use diagnostics;
                                                                      
          
open IPFILE, "ipfile.txt" or die "Can't get IPs - $!\n";

    

                                                                      
          
my $community = 'public';
my $ifIndex   = '1.3.6.1.2.1.47.1.1.1.1.6';  #1.3.6.1.2.1.2.2.1.1      1.3.6.1.2.1.47.1.1.1.1.12
my $ifDescr   = '1.3.6.1.2.1.47.1.1.1.1.11';  #1.3.6.1.2.1.47.1.1.1.1.13
my $ifDescr2   = '1.3.6.1.2.1.47.1.1.1.1.2';  #1.3.6.1.2.1.47.1.1.1.1.13

my @test1;
my @test2;
          
while ( my $ip = <IPFILE> )
{
	chomp $ip;
	print "Got: $ip\n";                                                                  

    my ( $session, $error ) = Net::SNMP->session(
        -hostname  => $ip,
        -community => $community,
        -port      => 161
    );
    my $response;
                                                                      

    if ( defined( $response = $session->get_table($ifIndex) ) )
    {
        foreach my $index ( values  %{$response} ) #values
        {
	    my $this_desc = "$ifDescr.$index";
            my $description;
            if ( defined( $description = $session->get_request($this_desc) ) )
            {
		    my @serial = values %{$description};
		    #open OUT, ">>serlist.txt";
		    #print OUT @serial;
		    #close OUT;
		    #open (OUT, ">>serlist.txt");
		    #print keys %{$description};
		    #print '.......';
		    #print values %{$description}, "\n";
	    }
        }
        foreach my $index ( values  %{$response} ) #values
        {
	    my $this_desc = "$ifDescr2.$index";
            my $description2;
            if ( defined( $description2 = $session->get_request($this_desc) ) )
            {
		    my @desc = values %{$description2};
		    #open OUT, ">>desclist.txt";
		    #print OUT @desc;
		    #close OUT;
		    #open (FILE, ">>desclist.txt");
		    #print keys %{$description};
		    #print '.......';
		    #print values %{$description2}, "\n";
            }
   			
   		
    }   
	
	print @test1; 

    }
    
    $session->close();

}