From 5d662b31b74ac171cb03378df4acc57a71d1c8e2 Mon Sep 17 00:00:00 2001 From: Dominik Csapak Date: Wed, 18 May 2016 11:18:29 +0200 Subject: [PATCH] show warning when using VLAN 1 on a VLAN aware bridge Signed-off-by: Dominik Csapak --- src/PVE/Network.pm | 2 ++ 1 file changed, 2 insertions(+) diff --git a/src/PVE/Network.pm b/src/PVE/Network.pm index 0a984ad..71af2b8 100644 --- a/src/PVE/Network.pm +++ b/src/PVE/Network.pm @@ -179,6 +179,8 @@ my $bridge_add_interface = sub { if ($tag) { system("/sbin/bridge vlan add dev $iface vid $tag pvid untagged") == 0 || die "unable to add vlan $tag to interface $iface\n"; + + warn "Caution: Setting VLAN ID 1 on a VLAN aware bridge may be dangerous\n" if $tag == 1; } else { system("/sbin/bridge vlan add dev $iface vid 2-4094") == 0 || die "unable to add default vlan tags to interface $iface\n" if !$trunks; -- 2.39.2