return $__local_network;
}
-my $max_iptables_ipset_name_length = 27;
+# ipset names are limited to 31 characters, and we use '_swap'
+# suffix for atomic update, for example PVEFW-${VMID}-${ipset_name}_swap
+
+my $max_iptables_ipset_name_length = 31 - length("_swap");
sub compute_ipset_chain_name {
my ($vmid, $ipset_name) = @_;