foreach (@data){
   foreach my $i (@dst){ 
    $count{$i}++;
   }
   foreach my $j (@service){
    $count{$j}++;
   }
  }

##</code><code>##

#!/usr/bin/perl -w
use strict;

my $log = './logfile';
my (@data, %count);

my $count = &check("192.168.47.3");

sub check {
  my $ip = $_[0];
  my %count;

#  open LOG, "< $log" or die "Can't open $log: $!";
  while (<DATA>){
    push (@data, $_) if $_ =~ /$ip/;
  }
#  close LOG;
  foreach (@data){
    my ($dst, $service) = (split /;/)[11,12];
    $count{ $service }++;
    $count{ $dst }++;
  }
  return \%count;
}

while (my ($key, $count) = each(%$count)){
  print "$key was seen $count times\n";
}

__DATA__
0;1;2;3;4;5;6;7;8;9;10;onedest;http;192.168.47.3
0;1;2;3;4;5;6;7;8;9;10;twodest;http;192.168.47.3
0;1;2;3;4;5;6;7;8;9;10;onedest;http;192.168.47.3
0;1;2;3;4;5;6;7;8;9;10;onedest;http;192.168.47.3
0;1;2;3;4;5;6;7;8;9;10;onedest;ftp;192.168.47.3

##</code><code>##

twodest was seen 1 times
http was seen 4 times
ftp was seen 1 times
onedest was seen 4 times