diff --git a/patches/openwrt/0004-Update-odhcp6c-from-Barrier-Breaker.patch b/patches/openwrt/0004-Update-odhcp6c-from-Barrier-Breaker-r41447.patch
similarity index 74%
rename from patches/openwrt/0004-Update-odhcp6c-from-Barrier-Breaker.patch
rename to patches/openwrt/0004-Update-odhcp6c-from-Barrier-Breaker-r41447.patch
index 906a0b86989b530745e9fb05606ae050181d24c2..61fd2db240630617612bbda494d7f86ec9d322af 100644
--- a/patches/openwrt/0004-Update-odhcp6c-from-Barrier-Breaker.patch
+++ b/patches/openwrt/0004-Update-odhcp6c-from-Barrier-Breaker-r41447.patch
@@ -1,18 +1,18 @@
 From: Matthias Schiffer <mschiffer@universe-factory.net>
 Date: Sat, 11 Jan 2014 11:47:58 +0100
-Subject: Update odhcp6c from Barrier Breaker
+Subject: Update odhcp6c from Barrier Breaker (r41447)
 
 diff --git a/package/odhcp6c/Makefile b/package/odhcp6c/Makefile
-index e767064..f18e7fa 100644
+index e767064..7ad9bd2 100644
 --- a/package/odhcp6c/Makefile
 +++ b/package/odhcp6c/Makefile
-@@ -8,26 +8,37 @@
+@@ -8,26 +8,55 @@
  include $(TOPDIR)/rules.mk
  
  PKG_NAME:=odhcp6c
 -PKG_VERSION:=2013-10-02
 -PKG_RELEASE=$(PKG_SOURCE_VERSION)-1
-+PKG_VERSION:=2014-04-09
++PKG_VERSION:=2014-06-04
 +PKG_RELEASE=$(PKG_SOURCE_VERSION)
  
  PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.bz2
@@ -20,7 +20,7 @@ index e767064..f18e7fa 100644
  PKG_SOURCE_URL:=git://github.com/sbyx/odhcp6c.git
  PKG_SOURCE_PROTO:=git
 -PKG_SOURCE_VERSION:=357ecc1f5163bc7f74c64f4bca387e8d44a2eac5
-+PKG_SOURCE_VERSION:=6bbd2b0208fc17b6566595bfdfef2ff1d012d143
++PKG_SOURCE_VERSION:=26c5466e626735f27dd073b727b02612c5a807cd
  PKG_MAINTAINER:=Steven Barth <steven@midlink.org>
  
  include $(INCLUDE_DIR)/package.mk
@@ -29,6 +29,14 @@ index e767064..f18e7fa 100644
 +ifneq ($(CONFIG_PACKAGE_odhcp6c_ext_prefix_class),0)
 +  CMAKE_OPTIONS += -DEXT_PREFIX_CLASS=$(CONFIG_PACKAGE_odhcp6c_ext_prefix_class)
 +endif
++
++ifneq ($(CONFIG_PACKAGE_odhcp6c_ext_cer_id),0)
++  CMAKE_OPTIONS += -DEXT_CER_ID=$(CONFIG_PACKAGE_odhcp6c_ext_cer_id)
++endif
++
++ifneq ($(CONFIG_PACKAGE_odhcp6c_ext_s46),0)
++  CMAKE_OPTIONS += -DEXT_S46=$(CONFIG_PACKAGE_odhcp6c_ext_s46)
++endif
 +
  define Package/odhcp6c
 -  SECTION:=ipv6
@@ -44,16 +52,26 @@ index e767064..f18e7fa 100644
 +    int "Prefix Class Extension ID (0 = disabled)"
 +    depends on PACKAGE_odhcp6c
 +    default 0
++
++  config PACKAGE_odhcp6c_ext_cer_id
++    int "CER-ID Extension ID (0 = disabled)"
++    depends on PACKAGE_odhcp6c
++    default 0
++
++  config PACKAGE_odhcp6c_ext_s46
++    int "Softwire MAP Extension ID (0 = disabled)"
++    depends on PACKAGE_odhcp6c
++    default 0
 +endef
 +
  define Package/odhcp6c/install
  	$(INSTALL_DIR) $(1)/usr/sbin/
  	$(INSTALL_BIN) $(PKG_BUILD_DIR)/odhcp6c $(1)/usr/sbin/
 diff --git a/package/odhcp6c/files/dhcpv6.script b/package/odhcp6c/files/dhcpv6.script
-index 324a823..d228014 100755
+index 324a823..42c67c1 100755
 --- a/package/odhcp6c/files/dhcpv6.script
 +++ b/package/odhcp6c/files/dhcpv6.script
-@@ -64,23 +64,34 @@ setup_interface () {
+@@ -64,23 +64,63 @@ setup_interface () {
  		entry="${entry#*,}"
  		local metric="${entry%%,*}"
  
@@ -71,6 +89,7 @@ index 324a823..d228014 100755
  
 +	proto_add_data
 +	[ -n "$CER" ] && json_add_string cer "$CER"
++	[ -n "$PASSTHRU" ] && json_add_string passthru "$PASSTHRU"
 +	proto_close_data
 +
  	proto_send_update "$INTERFACE"
@@ -96,15 +115,43 @@ index 324a823..d228014 100755
 +		[ -n "$ZONE_DSLITE" ] && json_add_string zone "$ZONE_DSLITE"
 +		[ -n "$IFACE_DSLITE_DELEGATE" ] && json_add_boolean delegate "$IFACE_DSLITE_DELEGATE"
 +		json_close_object
++		ubus call network add_dynamic "$(json_dump)"
++	fi
++
++	MAPTYPE=""
++	MAPRULE=""
++
++	if [ -n "$MAPE" ]; then
++		MAPTYPE="map-e"
++		MAPRULE="$MAPE"
++	elif [ -n "$MAPT" ]; then
++		MAPTYPE="map-t"
++		MAPRULE="$MAPT"
++	elif [ -n "$LW4O6" ]; then
++		MAPTYPE="lw4o6"
++		MAPRULE="$LW4O6"
++	fi
++
++	if [ -n "$IFACE_MAP" -a -n "$MAPTYPE" -a -n "$MAPRULE" ]; then
++		json_init
++		json_add_string name "$IFACE_MAP"
++		json_add_string ifname "@$INTERFACE"
++		json_add_string proto map
++		json_add_string type "$MAPTYPE"
++		json_add_string rule "$MAPRULE"
++		json_add_string tunlink "$INTERFACE"
++		[ -n "$ZONE_MAP" ] && json_add_string zone "$ZONE_MAP"
++		[ -n "$IFACE_MAP_DELEGATE" ] && json_add_boolean delegate "$IFACE_MAP_DELEGATE"
++		json_close_object
 +		ubus call network add_dynamic "$(json_dump)"
  	fi
  
  	# TODO: $SNTP_IP $SIP_IP $SNTP_FQDN $SIP_DOMAIN
 diff --git a/package/odhcp6c/files/dhcpv6.sh b/package/odhcp6c/files/dhcpv6.sh
-index bf6cd9a..90a8371 100755
+index bf6cd9a..1c6d609 100755
 --- a/package/odhcp6c/files/dhcpv6.sh
 +++ b/package/odhcp6c/files/dhcpv6.sh
-@@ -5,23 +5,31 @@
+@@ -5,23 +5,34 @@
  init_proto "$@"
  
  proto_dhcpv6_init_config() {
@@ -129,11 +176,14 @@ index bf6cd9a..90a8371 100755
 +	proto_config_add_string 'ip6prefix:ip6addr'
 +	proto_config_add_string iface_dslite
 +	proto_config_add_string zone_dslite
++	proto_config_add_string iface_map
++	proto_config_add_string zone_map
 +	proto_config_add_string 'ifaceid:ip6addr'
 +	proto_config_add_string 'sourcerouting:bool'
 +	proto_config_add_string "userclass"
 +	proto_config_add_string "vendorclass"
 +	proto_config_add_boolean delegate
++	proto_config_add_int "soltimeout"
  }
  
  proto_dhcpv6_setup() {
@@ -142,12 +192,12 @@ index bf6cd9a..90a8371 100755
  
 -	local reqaddress reqprefix clientid reqopts noslaaconly norelease ip6prefix iface_dslite ifaceid
 -	json_get_vars reqaddress reqprefix clientid reqopts noslaaconly norelease ip6prefix iface_dslite ifaceid
-+	local reqaddress reqprefix clientid reqopts noslaaconly forceprefix norelease ip6prefix iface_dslite ifaceid sourcerouting userclass vendorclass delegate zone_dslite
-+	json_get_vars reqaddress reqprefix clientid reqopts noslaaconly forceprefix norelease ip6prefix iface_dslite ifaceid sourcerouting userclass vendorclass delegate zone_dslite
++	local reqaddress reqprefix clientid reqopts noslaaconly forceprefix norelease ip6prefix iface_dslite iface_map ifaceid sourcerouting userclass vendorclass delegate zone_dslite zone_map soltimeout
++	json_get_vars reqaddress reqprefix clientid reqopts noslaaconly forceprefix norelease ip6prefix iface_dslite iface_map ifaceid sourcerouting userclass vendorclass delegate zone_dslite zone_map soltimeout
  
  
  	# Configure
-@@ -35,16 +43,25 @@ proto_dhcpv6_setup() {
+@@ -35,16 +46,30 @@ proto_dhcpv6_setup() {
  
  	[ "$noslaaconly" = "1" ] && append opts "-S"
  
@@ -165,15 +215,20 @@ index bf6cd9a..90a8371 100755
  		append opts "-r$opt"
  	done
  
++	append opts "-t${soltimeout:-120}"
++
  	[ -n "$ip6prefix" ] && proto_export "USERPREFIX=$ip6prefix"
  	[ -n "$iface_dslite" ] && proto_export "IFACE_DSLITE=$iface_dslite"
++	[ -n "$iface_map" ] && proto_export "IFACE_MAP=$iface_map"
 +	[ "$sourcerouting" != "0" ] && proto_export "SOURCE_ROUTING=1"
 +	[ "$delegate" = "0" ] && proto_export "IFACE_DSLITE_DELEGATE=0"
++	[ "$delegate" = "0" ] && proto_export "IFACE_MAP_DELEGATE=0"
 +	[ -n "$zone_dslite" ] && proto_export "ZONE_DSLITE=$zone_dslite"
++	[ -n "$zone_map" ] && proto_export "ZONE_MAP=$zone_map"
  
  	proto_export "INTERFACE=$config"
  	proto_run_command "$config" odhcp6c \
-@@ -52,6 +69,13 @@ proto_dhcpv6_setup() {
+@@ -52,6 +77,13 @@ proto_dhcpv6_setup() {
  		$opts $iface
  }