Index: net/ifconfig.sh
===================================================================
--- net/ifconfig.sh	(revision 2418)
+++ net/ifconfig.sh	(working copy)
@@ -364,7 +364,7 @@
 				x="-net ${x}"
 			elif [[ ${y} == *.*.*.*/32 ]] ; then
 				x="-host ${x}"
-			elif [[ ${y} == *.*.*.*/* ]] ; then
+			elif [[ ${y} == *.*.*.*/* || ${y} == "default" || ${y} == "0.0.0.0" ]] ; then
 				x="-net ${x}"
 			else
 				# Given the lack of a netmask, we assume a host
@@ -430,12 +430,12 @@
 		config=( "${config[@]//peer/pointopoint}" )
 	fi
 
-	# Ensure that the interface is up so we can add IPv6 addresses
-	interface_up "${real_iface}"
-
 	# Some kernels like to apply lo with an address when they are brought up
 	if [[ ${config[@]} == "127.0.0.1 netmask 255.0.0.0 broadcast 127.255.255.255" ]]; then
-		is_loopback "${iface}" && ifconfig "${iface}" 0.0.0.0
+		if is_loopback "${real_iface}" ; then
+			ifconfig "${real_iface}" ${config[@]}
+			return 0
+		fi
 	fi
 
 	ifconfig "${iface}" ${config[@]}