add better inline documentation

diff --git a/src/PVE/Firewall.pm b/src/PVE/Firewall.pm
index f4f112797aa9d97bebe79f52a2cad0097eaca705..2597891b327ed91818d934c8c38ac719a9dda8a0 100644 (file)
--- a/src/PVE/Firewall.pm
+++ b/src/PVE/Firewall.pm
@@ -592,7 +592,7 @@ $pve_std_chains->{4} = {
     'PVEFW-smurfs' => [
        # same as shorewall smurfs action
        # Filter packets for smurfs (packets with a broadcast address as the source).
     'PVEFW-smurfs' => [
        # same as shorewall smurfs action
        # Filter packets for smurfs (packets with a broadcast address as the source).

-       "-s 0.0.0.0/32 -j RETURN",
+       "-s 0.0.0.0/32 -j RETURN", # allow DHCP

        "-m addrtype --src-type BROADCAST -g PVEFW-smurflog",
        "-s 224.0.0.0/4 -g PVEFW-smurflog",
     ],
        "-m addrtype --src-type BROADCAST -g PVEFW-smurflog",
        "-s 224.0.0.0/4 -g PVEFW-smurflog",
     ],