return "$ip\/$cidr";
}
+sub ipcidr2msk
+{
+ my ($ip,$cidr) = &Net::IPv4Addr::ipv4_parse(shift);
+ my $netmask = &Net::IPv4Addr::ipv4_cidr2msk($cidr);
+ return "$ip\/$netmask";
+}
+
+
sub validemail {
my $mail = shift;
return 0 if ( $mail !~ /^[0-9a-zA-Z\.\-\_]+\@[0-9a-zA-Z\.\-]+$/ );