add multicast DNS to the list of Macros

multicast DNS allows to quickly access hosts without the need to
configure a DNS server

diff --git a/src/PVE/Firewall.pm b/src/PVE/Firewall.pm
index 22bf61dd7315a166f898bd0a79a4e514f186449f..9aa9be177f928f04d9dacafdf93983a4af5c0cff 100644 (file)
--- a/src/PVE/Firewall.pm
+++ b/src/PVE/Firewall.pm
@@ -322,6 +322,10 @@ my $pve_fw_macros = {
        { action => 'PARAM', proto => 'tcp', dport => '465' },
        { action => 'PARAM', proto => 'tcp', dport => '587' },
     ],
+    'MDNS' => [
+       "Multicast DNS",
+       { action => 'PARAM', proto => 'udp', dport => '5353' },
+    ],
     'Munin' => [
        "Munin networked resource monitoring traffic",
        { action => 'PARAM', proto => 'tcp', dport => '4949' },