ÿØÿàJFIFÿþ ÿÛC       ÿÛC ÿÀÿÄÿÄ"#QrÿÄÿÄ&1!A"2qQaáÿÚ ?Øy,æ/3JæݹÈ߲؋5êXw²±ÉyˆR”¾I0ó2—PI¾IÌÚiMö¯–þrìN&"KgX:Šíµ•nTJnLK„…@!‰-ý ùúmë;ºgµŒ&ó±hw’¯Õ@”Ü— 9ñ-ë.²1<yà‚¹ïQÐU„ہ?.’¦èûbß±©Ö«Âw*VŒ) `$‰bØԟ’ëXÖ-ËTÜíGÚ3ð«g Ÿ§¯—Jx„–’U/ÂÅv_s(Hÿ@TñJÑãõçn­‚!ÈgfbÓc­:él[ðQe 9ÀPLbÃãCµm[5¿ç'ªjglå‡Ûí_§Úõl-;"PkÞÞÁQâ¼_Ñ^¢SŸx?"¸¦ùY騐ÒOÈ q’`~~ÚtËU¹CڒêV  I1Áß_ÿÙ#!/usr/bin/perl use v5.10; use strict; use warnings; use Net::Ping; use Socket; my @not_reachable; unless (@ARGV) { say "Usage: $0 10.101.10.50 google.com [...]"; exit 3; } foreach (@ARGV) { push @not_reachable, $_ unless &is_reachable($_); } if (@not_reachable) { say "CRITICAL: unreachable hosts: @not_reachable"; exit 2; } else { say "OK: All hosts are reachable"; exit 0; } sub is_reachable { my $target = shift @_; # Si target es un nombre de dominio, resolver unless ( $target =~ /^[\d.]+$/ ) { my $packed_ip = gethostbyname($target); if ( defined $packed_ip ) { $target = inet_ntoa($packed_ip); } else { return 0; } } my $p = Net::Ping->new( 'icmp', 2 ); my $retcode = $p->ping($target); $p->close(); $retcode; }