--- /dev/null
+Fix unrecognized option '--all'
+
+To reproduce use:
+
+ service networking restart
+
+This calls:
+
+ ifup -a --exclude=lo ("service networking restart")
+
+which sets $ADDRFAM == "meta" and $IFACE == "--all"
+
+
+Index: new/etc/network/if-up.d/vzifup-post.in
+===================================================================
+--- new.orig/etc/network/if-up.d/vzifup-post.in 2012-09-28 09:05:45.000000000 +0200
++++ new/etc/network/if-up.d/vzifup-post.in 2014-03-13 07:38:18.415372011 +0100
+@@ -1,3 +1,5 @@
+ #!/bin/sh
+
++[ "$ADDRFAM" = "inet" ] || [ "$ADDRFAM" = "inet6" ] || exit 0
++
+ exec @SBINDIR@/vzifup-post "$IFACE"