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diff --git a/package/network/ipv6/6to4/files/.svn/entries b/package/network/ipv6/6to4/files/.svn/entries
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+10
+
+dir
+36060
+svn://svn.openwrt.org/openwrt/trunk/package/network/ipv6/6to4/files
+svn://svn.openwrt.org/openwrt
+
+
+
+2013-01-15T13:08:10.006426Z
+35172
+cyrus
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+3c298f89-4303-0410-b956-a3cf2f4a3e73
+
+6to4.sh
+file
+
+
+
+
+2013-03-17T12:13:19.000000Z
+4a28c5c1df028f23d81f88924d2b5cda
+2013-01-15T13:08:10.006426Z
+35172
+cyrus
+has-props
+
+
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+1853
+
diff --git a/package/network/ipv6/6to4/files/.svn/prop-base/6to4.sh.svn-base b/package/network/ipv6/6to4/files/.svn/prop-base/6to4.sh.svn-base
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--- /dev/null
+++ b/package/network/ipv6/6to4/files/.svn/prop-base/6to4.sh.svn-base
@@ -0,0 +1,5 @@
+K 14
+svn:executable
+V 1
+*
+END
diff --git a/package/network/ipv6/6to4/files/.svn/text-base/6to4.sh.svn-base b/package/network/ipv6/6to4/files/.svn/text-base/6to4.sh.svn-base
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--- /dev/null
+++ b/package/network/ipv6/6to4/files/.svn/text-base/6to4.sh.svn-base
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+#!/bin/sh
+# 6to4.sh - IPv6-in-IPv4 tunnel backend
+# Copyright (c) 2010-2012 OpenWrt.org
+
+[ -n "$INCLUDE_ONLY" ] || {
+	. /lib/functions.sh
+	. /lib/functions/network.sh
+	. ../netifd-proto.sh
+	init_proto "$@"
+}
+
+find_6to4_prefix() {
+	local ip4="$1"
+	local oIFS="$IFS"; IFS="."; set -- $ip4; IFS="$oIFS"
+
+	printf "2002:%02x%02x:%02x%02x\n" $1 $2 $3 $4
+}
+
+test_6to4_rfc1918()
+{
+	local oIFS="$IFS"; IFS="."; set -- $1; IFS="$oIFS"
+	[ $1 -eq  10 ] && return 0
+	[ $1 -eq 192 ] && [ $2 -eq 168 ] && return 0
+	[ $1 -eq 172 ] && [ $2 -ge  16 ] && [ $2 -le  31 ] && return 0
+
+	# RFC 6598
+	[ $1 -eq 100 ] && [ $2 -ge  64 ] && [ $2 -le 127 ] && return 0
+
+	return 1
+}
+
+proto_6to4_setup() {
+	local cfg="$1"
+	local iface="$2"
+	local link="6to4-$cfg"
+
+	local mtu ttl ipaddr
+	json_get_vars mtu ttl ipaddr
+
+	( proto_add_host_dependency "$cfg" 0.0.0.0 )
+
+	local wanif
+	if ! network_find_wan wanif; then
+		proto_notify_error "$cfg" "NO_WAN_LINK"
+		return
+	fi
+
+	[ -z "$ipaddr" ] && {
+		if ! network_get_ipaddr ipaddr "$wanif"; then
+			proto_notify_error "$cfg" "NO_WAN_ADDRESS"
+			return
+		fi
+	}
+
+	test_6to4_rfc1918 "$ipaddr" && {
+		proto_notify_error "$cfg" "INVALID_LOCAL_ADDRESS"
+		return
+	}
+
+	# find our local prefix
+	local prefix6=$(find_6to4_prefix "$ipaddr")
+	local local6="$prefix6::1"
+
+	proto_init_update "$link" 1
+	proto_add_ipv6_address "$local6" 16
+	proto_add_ipv6_prefix "$prefix6::/48"
+	proto_add_ipv6_route "::" 0 "::192.88.99.1"
+
+	proto_add_tunnel
+	json_add_string mode sit
+	json_add_int mtu "${mtu:-1280}"
+	json_add_int ttl "${ttl:-64}"
+	json_add_string local "$ipaddr"
+	proto_close_tunnel
+
+	proto_send_update "$cfg"
+}
+
+proto_6to4_teardown() {
+	local cfg="$1"
+}
+
+proto_6to4_init_config() {
+	no_device=1
+	available=1
+
+	proto_config_add_string "ipaddr"
+	proto_config_add_int "mtu"
+	proto_config_add_int "ttl"
+}
+
+[ -n "$INCLUDE_ONLY" ] || {
+	add_protocol 6to4
+}
diff --git a/package/network/ipv6/6to4/files/6to4.sh b/package/network/ipv6/6to4/files/6to4.sh
new file mode 100755
index 0000000..6f2fbd8
--- /dev/null
+++ b/package/network/ipv6/6to4/files/6to4.sh
@@ -0,0 +1,94 @@
+#!/bin/sh
+# 6to4.sh - IPv6-in-IPv4 tunnel backend
+# Copyright (c) 2010-2012 OpenWrt.org
+
+[ -n "$INCLUDE_ONLY" ] || {
+	. /lib/functions.sh
+	. /lib/functions/network.sh
+	. ../netifd-proto.sh
+	init_proto "$@"
+}
+
+find_6to4_prefix() {
+	local ip4="$1"
+	local oIFS="$IFS"; IFS="."; set -- $ip4; IFS="$oIFS"
+
+	printf "2002:%02x%02x:%02x%02x\n" $1 $2 $3 $4
+}
+
+test_6to4_rfc1918()
+{
+	local oIFS="$IFS"; IFS="."; set -- $1; IFS="$oIFS"
+	[ $1 -eq  10 ] && return 0
+	[ $1 -eq 192 ] && [ $2 -eq 168 ] && return 0
+	[ $1 -eq 172 ] && [ $2 -ge  16 ] && [ $2 -le  31 ] && return 0
+
+	# RFC 6598
+	[ $1 -eq 100 ] && [ $2 -ge  64 ] && [ $2 -le 127 ] && return 0
+
+	return 1
+}
+
+proto_6to4_setup() {
+	local cfg="$1"
+	local iface="$2"
+	local link="6to4-$cfg"
+
+	local mtu ttl ipaddr
+	json_get_vars mtu ttl ipaddr
+
+	( proto_add_host_dependency "$cfg" 0.0.0.0 )
+
+	local wanif
+	if ! network_find_wan wanif; then
+		proto_notify_error "$cfg" "NO_WAN_LINK"
+		return
+	fi
+
+	[ -z "$ipaddr" ] && {
+		if ! network_get_ipaddr ipaddr "$wanif"; then
+			proto_notify_error "$cfg" "NO_WAN_ADDRESS"
+			return
+		fi
+	}
+
+	test_6to4_rfc1918 "$ipaddr" && {
+		proto_notify_error "$cfg" "INVALID_LOCAL_ADDRESS"
+		return
+	}
+
+	# find our local prefix
+	local prefix6=$(find_6to4_prefix "$ipaddr")
+	local local6="$prefix6::1"
+
+	proto_init_update "$link" 1
+	proto_add_ipv6_address "$local6" 16
+	proto_add_ipv6_prefix "$prefix6::/48"
+	proto_add_ipv6_route "::" 0 "::192.88.99.1"
+
+	proto_add_tunnel
+	json_add_string mode sit
+	json_add_int mtu "${mtu:-1280}"
+	json_add_int ttl "${ttl:-64}"
+	json_add_string local "$ipaddr"
+	proto_close_tunnel
+
+	proto_send_update "$cfg"
+}
+
+proto_6to4_teardown() {
+	local cfg="$1"
+}
+
+proto_6to4_init_config() {
+	no_device=1
+	available=1
+
+	proto_config_add_string "ipaddr"
+	proto_config_add_int "mtu"
+	proto_config_add_int "ttl"
+}
+
+[ -n "$INCLUDE_ONLY" ] || {
+	add_protocol 6to4
+}