make the whole iptables/netfiter modular (closes: #3871, #3527)

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@12649 3c298f89-4303-0410-b956-a3cf2f4a3e73

9 files changed, 285 insertions, 144 deletions

diff --git a/include/netfilter.mk b/include/netfilter.mk
index 0ccbf590d..8acff9048 100644
--- a/include/netfilter.mk
+++ b/include/netfilter.mk
@@ -21,29 +21,56 @@ define nf_add
 endef
 
 
+# core
+
+# kernel only
+$(eval $(if $(NF_KMOD),$(call nf_add,IPT_CORE,CONFIG_NETFILTER_XTABLES, $(P_XT)x_tables $(P_XT)xt_tcpudp),))
+$(eval $(if $(NF_KMOD),$(call nf_add,IPT_CORE,CONFIG_IP_NF_IPTABLES, $(P_V4)ip_tables),))
+$(eval $(if $(NF_KMOD),$(call nf_add,IPT_CORE,CONFIG_IP_NF_FILTER, $(P_V4)iptable_filter),))
+$(eval $(if $(NF_KMOD),$(call nf_add,IPT_CORE,CONFIG_IP_NF_MANGLE, $(P_V4)iptable_mangle),))
+
+# userland only
+$(eval $(if $(NF_KMOD),,$(call nf_add,IPT_CORE,CONFIG_IP_NF_IPTABLES, xt_standard ipt_icmp xt_tcp xt_udp)))
+
+$(eval $(call nf_add,IPT_CORE,CONFIG_IP_NF_MATCH_LIMIT, $(P_V4)ipt_limit))
+$(eval $(call nf_add,IPT_CORE,CONFIG_NETFILTER_XT_MATCH_LIMIT, $(P_XT)xt_limit))
+$(eval $(call nf_add,IPT_CORE,CONFIG_IP_NF_MATCH_MAC, $(P_V4)ipt_mac))
+$(eval $(call nf_add,IPT_CORE,CONFIG_NETFILTER_XT_MATCH_MAC, $(P_XT)xt_mac))
+$(eval $(call nf_add,IPT_CORE,CONFIG_IP_NF_MATCH_MULTIPORT, $(P_V4)ipt_multiport))
+$(eval $(call nf_add,IPT_CORE,CONFIG_NETFILTER_XT_MATCH_MULTIPORT, $(P_XT)xt_multiport))
+
+$(eval $(call nf_add,IPT_CORE,CONFIG_IP_NF_TARGET_LOG, $(P_V4)ipt_LOG))
+$(eval $(call nf_add,IPT_CORE,CONFIG_IP_NF_TARGET_TCPMSS, $(P_V4)ipt_TCPMSS))
+$(eval $(call nf_add,IPT_CORE,CONFIG_NETFILTER_XT_TARGET_TCPMSS, $(P_XT)xt_TCPMSS))
+$(eval $(call nf_add,IPT_CORE,CONFIG_IP_NF_TARGET_REJECT, $(P_V4)ipt_REJECT))
+
+
 # conntrack
 
 # kernel only
 $(eval $(if $(NF_KMOD),$(call nf_add,IPT_CONNTRACK,CONFIG_NF_CONNTRACK, $(P_XT)nf_conntrack),))
+$(eval $(if $(NF_KMOD),$(call nf_add,IPT_CONNTRACK,CONFIG_IP_NF_CONNTRACK, $(P_V4)ip_conntrack),))
 $(eval $(if $(NF_KMOD),$(call nf_add,IPT_CONNTRACK,CONFIG_NF_CONNTRACK_IPV4, $(P_V4)nf_conntrack_ipv4),))
 
-$(eval $(call nf_add,IPT_CONNTRACK,CONFIG_IP_NF_MATCH_CONNBYTES, $(P_V4)ipt_connbytes))
-$(eval $(call nf_add,IPT_CONNTRACK,CONFIG_NETFILTER_XT_MATCH_CONNBYTES, $(P_XT)xt_connbytes))
-$(eval $(call nf_add,IPT_CONNTRACK,CONFIG_IP_NF_MATCH_CONNMARK, $(P_V4)ipt_connmark))
-$(eval $(call nf_add,IPT_CONNTRACK,CONFIG_NETFILTER_XT_MATCH_CONNMARK, $(P_XT)xt_connmark))
-$(eval $(call nf_add,IPT_CONNTRACK,CONFIG_IP_NF_MATCH_CONNTRACK, $(P_V4)ipt_conntrack))
-$(eval $(call nf_add,IPT_CONNTRACK,CONFIG_NETFILTER_XT_MATCH_CONNTRACK, $(P_XT)xt_conntrack))
-$(eval $(call nf_add,IPT_CONNTRACK,CONFIG_IP_NF_MATCH_HELPER, $(P_V4)ipt_helper))
-$(eval $(call nf_add,IPT_CONNTRACK,CONFIG_NETFILTER_XT_MATCH_HELPER, $(P_XT)xt_helper))
-$(eval $(call nf_add,IPT_CONNTRACK,CONFIG_IP_NF_MATCH_LIMIT, $(P_V4)ipt_limit))
-$(eval $(call nf_add,IPT_CONNTRACK,CONFIG_NETFILTER_XT_MATCH_LIMIT, $(P_XT)xt_limit))
-$(eval $(call nf_add,IPT_CONNTRACK,CONFIG_IP_NF_MATCH_RECENT, $(P_V4)ipt_recent))
 $(eval $(call nf_add,IPT_CONNTRACK,CONFIG_IP_NF_MATCH_STATE, $(P_V4)ipt_state))
 $(eval $(call nf_add,IPT_CONNTRACK,CONFIG_NETFILTER_XT_MATCH_STATE, $(P_XT)xt_state))
 
-$(eval $(call nf_add,IPT_CONNTRACK,CONFIG_IP_NF_TARGET_CONNMARK, $(P_V4)ipt_CONNMARK))
-$(eval $(call nf_add,IPT_CONNTRACK,CONFIG_NETFILTER_XT_TARGET_CONNMARK, $(P_XT)xt_CONNMARK))
-$(eval $(call nf_add,IPT_CONNTRACK,CONFIG_NETFILTER_XT_TARGET_NOTRACK, $(P_XT)xt_NOTRACK))
+
+# conntrack-extra
+
+$(eval $(call nf_add,IPT_CONNTRACK_EXTRA,CONFIG_IP_NF_MATCH_CONNBYTES, $(P_V4)ipt_connbytes))
+$(eval $(call nf_add,IPT_CONNTRACK_EXTRA,CONFIG_NETFILTER_XT_MATCH_CONNBYTES, $(P_XT)xt_connbytes))
+$(eval $(call nf_add,IPT_CONNTRACK_EXTRA,CONFIG_IP_NF_MATCH_CONNMARK, $(P_V4)ipt_connmark))
+$(eval $(call nf_add,IPT_CONNTRACK_EXTRA,CONFIG_NETFILTER_XT_MATCH_CONNMARK, $(P_XT)xt_connmark))
+$(eval $(call nf_add,IPT_CONNTRACK_EXTRA,CONFIG_IP_NF_MATCH_CONNTRACK, $(P_V4)ipt_conntrack))
+$(eval $(call nf_add,IPT_CONNTRACK_EXTRA,CONFIG_NETFILTER_XT_MATCH_CONNTRACK, $(P_XT)xt_conntrack))
+$(eval $(call nf_add,IPT_CONNTRACK_EXTRA,CONFIG_IP_NF_MATCH_HELPER, $(P_V4)ipt_helper))
+$(eval $(call nf_add,IPT_CONNTRACK_EXTRA,CONFIG_NETFILTER_XT_MATCH_HELPER, $(P_XT)xt_helper))
+$(eval $(call nf_add,IPT_CONNTRACK_EXTRA,CONFIG_IP_NF_MATCH_RECENT, $(P_V4)ipt_recent))
+
+$(eval $(call nf_add,IPT_CONNTRACK_EXTRA,CONFIG_IP_NF_TARGET_CONNMARK, $(P_V4)ipt_CONNMARK))
+$(eval $(call nf_add,IPT_CONNTRACK_EXTRA,CONFIG_NETFILTER_XT_TARGET_CONNMARK, $(P_XT)xt_CONNMARK))
+$(eval $(call nf_add,IPT_CONNTRACK_EXTRA,CONFIG_NETFILTER_XT_TARGET_NOTRACK, $(P_XT)xt_NOTRACK))
 
 
 # extra
@@ -63,8 +90,6 @@ $(eval $(call nf_add,IPT_EXTRA,CONFIG_NETFILTER_XT_MATCH_QUOTA, $(P_XT)xt_quota)
 $(eval $(call nf_add,IPT_EXTRA,CONFIG_NETFILTER_XT_TARGET_TARPIT, $(P_XT)xt_TARPIT))
 $(eval $(call nf_add,IPT_EXTRA,CONFIG_NETFILTER_XT_TARGET_DELUDE, $(P_XT)xt_DELUDE))
 $(eval $(call nf_add,IPT_EXTRA,CONFIG_NETFILTER_XT_TARGET_CHAOS, $(P_XT)xt_CHAOS))
-$(eval $(call nf_add,IPT_EXTRA,CONFIG_IP_NF_TARGET_LOG, $(P_V4)ipt_LOG))
-$(eval $(call nf_add,IPT_EXTRA,CONFIG_IP_NF_TARGET_REJECT, $(P_V4)ipt_REJECT))
 #$(eval $(call nf_add,IPT_EXTRA,CONFIG_IP_NF_TARGET_ROUTE, $(P_V4)ipt_ROUTE))
 
 
@@ -90,18 +115,13 @@ $(eval $(call nf_add,IPT_IPOPT,CONFIG_NETFILTER_XT_TARGET_DSCP, $(P_XT)xt_DSCP))
 $(eval $(call nf_add,IPT_IPOPT,CONFIG_IP_NF_MATCH_ECN, $(P_V4)ipt_ecn))
 $(eval $(call nf_add,IPT_IPOPT,CONFIG_IP_NF_MATCH_LENGTH, $(P_V4)ipt_length))
 $(eval $(call nf_add,IPT_IPOPT,CONFIG_NETFILTER_XT_MATCH_LENGTH, $(P_XT)xt_length))
-$(eval $(call nf_add,IPT_IPOPT,CONFIG_IP_NF_MATCH_MAC, $(P_V4)ipt_mac))
-$(eval $(call nf_add,IPT_IPOPT,CONFIG_NETFILTER_XT_MATCH_MAC, $(P_XT)xt_mac))
 $(eval $(call nf_add,IPT_IPOPT,CONFIG_IP_NF_MATCH_MARK, $(P_V4)ipt_mark))
 $(eval $(call nf_add,IPT_IPOPT,CONFIG_NETFILTER_XT_MATCH_MARK, $(P_XT)xt_mark))
-$(eval $(call nf_add,IPT_IPOPT,CONFIG_IP_NF_MATCH_MULTIPORT, $(P_V4)ipt_multiport))
-$(eval $(call nf_add,IPT_IPOPT,CONFIG_NETFILTER_XT_MATCH_MULTIPORT, $(P_XT)xt_multiport))
 $(eval $(call nf_add,IPT_IPOPT,CONFIG_NETFILTER_XT_MATCH_STATISTIC, $(P_XT)xt_statistic))
 $(eval $(call nf_add,IPT_IPOPT,CONFIG_IP_NF_MATCH_TCPMSS, $(P_V4)ipt_tcpmss))
 $(eval $(call nf_add,IPT_IPOPT,CONFIG_NETFILTER_XT_MATCH_TCPMSS, $(P_XT)xt_tcpmss))
 $(eval $(call nf_add,IPT_IPOPT,CONFIG_IP_NF_MATCH_TIME, $(P_V4)ipt_time))
 $(eval $(call nf_add,IPT_IPOPT,CONFIG_NETFILTER_XT_MATCH_TIME, $(P_XT)xt_time))
-$(eval $(call nf_add,IPT_IPOPT,CONFIG_IP_NF_MATCH_TOS, $(P_V4)ipt_tos))
 $(eval $(call nf_add,IPT_IPOPT,CONFIG_IP_NF_MATCH_TTL, $(P_V4)ipt_ttl))
 $(eval $(call nf_add,IPT_IPOPT,CONFIG_IP_NF_MATCH_UNCLEAN, $(P_V4)ipt_unclean))
 
@@ -111,10 +131,17 @@ $(eval $(call nf_add,IPT_IPOPT,CONFIG_IP_NF_TARGET_DSCP, $(P_V4)ipt_DSCP))
 $(eval $(call nf_add,IPT_IPOPT,CONFIG_IP_NF_TARGET_ECN, $(P_V4)ipt_ECN))
 $(eval $(call nf_add,IPT_IPOPT,CONFIG_IP_NF_TARGET_MARK, $(P_V4)ipt_MARK))
 $(eval $(call nf_add,IPT_IPOPT,CONFIG_NETFILTER_XT_TARGET_MARK, $(P_XT)xt_MARK))
-$(eval $(call nf_add,IPT_IPOPT,CONFIG_IP_NF_TARGET_TCPMSS, $(P_V4)ipt_TCPMSS))
-$(eval $(call nf_add,IPT_IPOPT,CONFIG_NETFILTER_XT_TARGET_TCPMSS, $(P_XT)xt_TCPMSS))
 $(eval $(call nf_add,IPT_IPOPT,CONFIG_IP_NF_TARGET_TTL, $(P_V4)ipt_TTL))
-$(eval $(call nf_add,IPT_IPOPT,CONFIG_IP_NF_TARGET_TOS, $(P_V4)ipt_TOS))
+
+# XXX: tos/TOS extensions have been merged in dscp/DSCP in linux 2.6.25, but not yet in iptables
+ifeq ($(strip $(call CompareKernelPatchVer,$(KERNEL_PATCHVER),ge,2.6.25)),1)
+  # userland only
+  $(eval $(if $(NF_KMOD),,$(call nf_add,IPT_IPOPT,CONFIG_NETFILTER_XT_MATCH_DSCP, $(P_XT)xt_tos)))
+  $(eval $(if $(NF_KMOD),,$(call nf_add,IPT_IPOPT,CONFIG_NETFILTER_XT_TARGET_DSCP, $(P_XT)xt_TOS)))
+else
+  $(eval $(call nf_add,IPT_IPOPT,CONFIG_IP_NF_MATCH_TOS, $(P_V4)ipt_tos))
+  $(eval $(call nf_add,IPT_IPOPT,CONFIG_IP_NF_TARGET_TOS, $(P_V4)ipt_TOS))
+endif
 
 
 # iprange
@@ -180,16 +207,20 @@ $(eval $(call nf_add,IPT_IPV6,CONFIG_IP6_NF_TARGET_ROUTE, $(P_V6)ip6t_ROUTE))
 
 # kernel only
 $(eval $(if $(NF_KMOD),$(call nf_add,IPT_NAT,CONFIG_IP_NF_NAT, $(P_V4)iptable_nat),))
-$(eval $(if $(NF_KMOD),$(call nf_add,IPT_NAT,CONFIG_NF_NAT,$(P_V4)nf_nat $(P_V4)iptable_nat),))
-# userland only
-$(eval $(if $(NF_KMOD),,$(call nf_add,IPT_NAT,CONFIG_IP_NF_NAT, $(P_V4)ipt_SNAT $(P_V4)ipt_DNAT)))
-$(eval $(if $(NF_KMOD),,$(call nf_add,IPT_NAT,CONFIG_NF_NAT, $(P_V4)ipt_SNAT $(P_V4)ipt_DNAT)))
+$(eval $(if $(NF_KMOD),$(call nf_add,IPT_NAT,CONFIG_NF_NAT, $(P_V4)nf_nat $(P_V4)iptable_nat),))
 
+# userland only
+$(eval $(if $(NF_KMOD),,$(call nf_add,IPT_NAT,CONFIG_NF_NAT, ipt_SNAT ipt_DNAT)))
+$(eval $(if $(NF_KMOD),,$(call nf_add,IPT_NAT,CONFIG_IP_NF_NAT, ipt_SNAT ipt_DNAT)))
 
 $(eval $(call nf_add,IPT_NAT,CONFIG_IP_NF_TARGET_MASQUERADE, $(P_V4)ipt_MASQUERADE))
-$(eval $(call nf_add,IPT_NAT,CONFIG_IP_NF_TARGET_MIRROR, $(P_V4)ipt_MIRROR))
-$(eval $(call nf_add,IPT_NAT,CONFIG_IP_NF_TARGET_NETMAP, $(P_V4)ipt_NETMAP))
-$(eval $(call nf_add,IPT_NAT,CONFIG_IP_NF_TARGET_REDIRECT, $(P_V4)ipt_REDIRECT))
+
+
+# nat-extra
+
+$(eval $(call nf_add,IPT_NAT_EXTRA,CONFIG_IP_NF_TARGET_MIRROR, $(P_V4)ipt_MIRROR))
+$(eval $(call nf_add,IPT_NAT_EXTRA,CONFIG_IP_NF_TARGET_NETMAP, $(P_V4)ipt_NETMAP))
+$(eval $(call nf_add,IPT_NAT_EXTRA,CONFIG_IP_NF_TARGET_REDIRECT, $(P_V4)ipt_REDIRECT))
 
 
 # nathelper
@@ -249,13 +280,9 @@ $(eval $(call nf_add,IPT_ULOG,CONFIG_IP_NF_TARGET_ULOG, $(P_V4)ipt_ULOG))
 
 
 # userland only
-IPT_BUILTIN := $(if $(NF_KMOD),,$(P_V4)ipt_standard)
-IPT_BUILTIN += $(if $(NF_KMOD),,$(P_V4)ipt_icmp $(P_V4)ipt_tcp $(P_V4)ipt_udp)
-
-IPT_BUILTIN += $(if $(NF_KMOD),,$(P_XT)xt_standard)
-IPT_BUILTIN += $(if $(NF_KMOD),,$(P_XT)xt_icmp $(P_XT)xt_tcp $(P_XT)xt_udp)
-
+IPT_BUILTIN += $(IPT_CORE-y) $(IPT_CORE-m)
 IPT_BUILTIN += $(IPT_CONNTRACK-y)
+IPT_BUILTIN += $(IPT_CONNTRACK_EXTRA-y)
 IPT_BUILTIN += $(IPT_EXTRA-y)
 IPT_BUILTIN += $(IPT_FILTER-y)
 IPT_BUILTIN += $(IPT_IMQ-y)
@@ -265,6 +292,7 @@ IPT_BUILTIN += $(IPT_IPSEC-y)
 IPT_BUILTIN += $(IPT_IPSET-y)
 IPT_BUILTIN += $(IPT_IPV6-y)
 IPT_BUILTIN += $(IPT_NAT-y)
+IPT_BUILTIN += $(IPT_NAT_EXTRA-y)
 IPT_BUILTIN += $(IPT_NATHELPER-y)
 IPT_BUILTIN += $(IPT_NATHELPER_EXTRA-y)
 IPT_BUILTIN += $(IPT_ULOG-y)
diff --git a/package/firewall/Makefile b/package/firewall/Makefile
index e3a28fc0f..9d4e5dd31 100644
--- a/package/firewall/Makefile
+++ b/package/firewall/Makefile
@@ -18,7 +18,7 @@ define Package/firewall
   CATEGORY:=Base system
   URL:=http://openwrt.org/
   TITLE:=OpenWrt firewall
-  DEPENDS:=+iptables +iptables-mod-ipopt +iptables-mod-extra
+  DEPENDS:=+iptables-mod-conntrack +iptables-mod-nat
 endef
 
 define Package/firewall/description
diff --git a/package/iptables/Makefile b/package/iptables/Makefile
index b6be986a4..ff2f314d1 100644
--- a/package/iptables/Makefile
+++ b/package/iptables/Makefile
@@ -56,15 +56,38 @@ define Package/iptables
 $(call Package/iptables/Default)
   TITLE:=IPv4 firewall administration tool
   MENU:=1
+  DEPENDS+= +kmod-ipt-core
+endef
+
+define Package/iptables/description
+ IPv4 firewall administration tool.
+ Includes support for:
+ - limit
+ - LOG
+ - mac
+ - multiport
+ - REJECT
+ - TCPMSS
 endef
 
 define Package/iptables-mod-conntrack
 $(call Package/iptables/Module, +kmod-ipt-conntrack)
-  TITLE:=connection tracking modules
+  TITLE:=Basic connection tracking extensions
 endef
 
 define Package/iptables-mod-conntrack/description
- iptables extensions for connection tracking.
+ Basic iptables extensions for connection tracking.
+ Includes:
+ - state
+endef
+
+define Package/iptables-mod-conntrack-extra
+$(call Package/iptables/Module, +kmod-ipt-conntrack-extra)
+  TITLE:=Extra connection tracking extensions
+endef
+
+define Package/iptables-mod-conntrack-extra/description
+ Extra iptables extensions for connection tracking.
  Includes:
  - libipt_conntrack
  - libipt_helper
@@ -73,7 +96,7 @@ endef
 
 define Package/iptables-mod-filter
 $(call Package/iptables/Module, +kmod-ipt-filter)
-  TITLE:=filter modules
+  TITLE:=Content inspection extensions
 endef
 
 define Package/iptables-mod-filter/description
@@ -96,11 +119,11 @@ endef
 
 define Package/iptables-mod-ipopt
 $(call Package/iptables/Module, +kmod-ipt-ipopt)
-  TITLE:=IP/Packet option modules
+  TITLE:=IP/Packet option extensions
 endef
 
 define Package/iptables-mod-ipopt/description
- iptables extensions for matching/changing IP packet options.\\\
+ iptables extensions for matching/changing IP packet options.
  Includes:
  - libipt_CLASSIFY
  - libipt_dscp/DSCP
@@ -117,7 +140,7 @@ endef
 
 define Package/iptables-mod-ipsec
 $(call Package/iptables/Module, +kmod-ipt-ipsec)
-  TITLE:=IPSec extensions
+  TITLE:=IPsec extensions
 endef
 
 define Package/iptables-mod-ipsec/description
@@ -130,13 +153,26 @@ endef
 
 define Package/iptables-mod-nat
 $(call Package/iptables/Module, +kmod-ipt-nat)
-  TITLE:=extra NAT targets
+  TITLE:=Basic NAT extensions
 endef
 
 define Package/iptables-mod-nat/description
- iptables extensions for different NAT targets.
+ iptables extensions for basic NAT targets.
+ Includes:
+ - MASQUERADE
+ - SNAT
+ - DNAT
+endef
+
+define Package/iptables-mod-nat-extra
+$(call Package/iptables/Module, +kmod-ipt-nat-extra)
+  TITLE:=Extra NAT extensions
+endef
+
+define Package/iptables-mod-nat-extra/description
+ iptables extensions for extra NAT targets.
  Includes:
- - libipt_REDIRECT
+ - REDIRECT
 endef
 
 define Package/iptables-mod-ulog
@@ -152,7 +188,7 @@ endef
 
 define Package/iptables-mod-iprange
 $(call Package/iptables/Module, +kmod-ipt-iprange)
-  TITLE:=ip range module
+  TITLE:=IP range extension
 endef
 
 define Package/iptables-mod-iprange/description
@@ -163,13 +199,12 @@ endef
 
 define Package/iptables-mod-extra
 $(call Package/iptables/Module, +kmod-ipt-extra)
-  TITLE:=other extra iptables extensions
+  TITLE:=Other extra iptables extensions
 endef
 
 define Package/iptables-mod-extra/description
  other extra iptables extensions.
  Includes:
- - libipt_limit
  - libipt_owner
  - libipt_physdev
  - libipt_pkttype
@@ -183,7 +218,7 @@ endef
 
 define Package/iptables-mod-ipset
 $(call Package/iptables/Module, +kmod-ipt-ipset)
-  TITLE:=ipset iptables extension
+  TITLE:=IPset extension
 endef
 
 define Package/iptables-utils
@@ -296,6 +331,7 @@ L7_INSTALL:=\
 $(eval $(call BuildPackage,iptables))
 $(eval $(call BuildPackage,iptables-utils))
 $(eval $(call BuildPlugin,iptables-mod-conntrack,$(IPT_CONNTRACK-m)))
+$(eval $(call BuildPlugin,iptables-mod-conntrack-extra,$(IPT_CONNTRACK_EXTRA-m)))
 $(eval $(call BuildPlugin,iptables-mod-extra,$(IPT_EXTRA-m)))
 $(eval $(call BuildPlugin,iptables-mod-ipset,$(IPT_IPSET-m)))
 $(eval $(call BuildPlugin,iptables-mod-filter,$(IPT_FILTER-m),$(L7_INSTALL)))
@@ -303,6 +339,7 @@ $(eval $(call BuildPlugin,iptables-mod-imq,$(IPT_IMQ-m)))
 $(eval $(call BuildPlugin,iptables-mod-ipopt,$(IPT_IPOPT-m)))
 $(eval $(call BuildPlugin,iptables-mod-ipsec,$(IPT_IPSEC-m)))
 $(eval $(call BuildPlugin,iptables-mod-nat,$(IPT_NAT-m)))
+$(eval $(call BuildPlugin,iptables-mod-nat-extra,$(IPT_NAT_EXTRA-m)))
 $(eval $(call BuildPlugin,iptables-mod-iprange,$(IPT_IPRANGE-m)))
 $(eval $(call BuildPlugin,iptables-mod-ulog,$(IPT_ULOG-m)))
 $(eval $(call BuildPackage,ip6tables))
diff --git a/package/kernel/modules/netfilter.mk b/package/kernel/modules/netfilter.mk
index 345153a25..dc1e71b02 100644
--- a/package/kernel/modules/netfilter.mk
+++ b/package/kernel/modules/netfilter.mk
@@ -10,31 +10,76 @@ NF_MENU:=Netfilter Extensions
 NF_KMOD:=1
 include $(INCLUDE_DIR)/netfilter.mk
 
+define KernelPackage/ipt-core
+  SUBMENU:=$(NF_MENU)
+  TITLE:=Netfilter core
+  KCONFIG:=$(KCONFIG_IPT_CORE)
+  FILES:=$(foreach mod,$(IPT_CORE-m),$(LINUX_DIR)/net/$(mod).$(LINUX_KMOD_SUFFIX))
+  AUTOLOAD:=$(call AutoLoad,40,$(notdir $(IPT_CORE-m)))
+endef
+
+define KernelPackage/ipt-core/description
+ Netfilter core kernel modules
+ Includes:
+ - limit
+ - LOG
+ - mac
+ - multiport
+ - TCPMSS
+ - REJECT
+endef
+
+$(eval $(call KernelPackage,ipt-core))
+
+
 define KernelPackage/ipt-conntrack
   SUBMENU:=$(NF_MENU)
-  TITLE:=Modules for connection tracking
+  TITLE:=Basic connection tracking modules
   KCONFIG:=$(KCONFIG_IPT_CONNTRACK)
   FILES:=$(foreach mod,$(IPT_CONNTRACK-m),$(LINUX_DIR)/net/$(mod).$(LINUX_KMOD_SUFFIX))
-  AUTOLOAD:=$(call AutoLoad,40,$(notdir $(IPT_CONNTRACK-m)))
+  AUTOLOAD:=$(call AutoLoad,41,$(notdir $(IPT_CONNTRACK-m)))
+  DEPENDS:= kmod-ipt-core
 endef
 
 define KernelPackage/ipt-conntrack/description
  Netfilter (IPv4) kernel modules for connection tracking
  Includes:
- - ipt_conntrack
- - ipt_helper
- - ipt_connmark/CONNMARK
+ - state
 endef
 
 $(eval $(call KernelPackage,ipt-conntrack))
 
 
+define KernelPackage/ipt-conntrack-extra
+  SUBMENU:=$(NF_MENU)
+  TITLE:=Extra connection tracking modules
+  KCONFIG:=$(KCONFIG_IPT_CONNTRACK_EXTRA)
+  FILES:=$(foreach mod,$(IPT_CONNTRACK_EXTRA-m),$(LINUX_DIR)/net/$(mod).$(LINUX_KMOD_SUFFIX))
+  AUTOLOAD:=$(call AutoLoad,42,$(notdir $(IPT_CONNTRACK_EXTRA-m)))
+  DEPENDS:= kmod-ipt-core +kmod-ipt-conntrack
+endef
+
+define KernelPackage/ipt-conntrack-extra/description
+ Netfilter (IPv4) extra kernel modules for connection tracking
+ Includes:
+ - connbytes
+ - connmark/CONNMARK
+ - conntrack
+ - helper
+ - recent
+ - NOTRACK
+endef
+
+$(eval $(call KernelPackage,ipt-conntrack-extra))
+
+
 define KernelPackage/ipt-filter
   SUBMENU:=$(NF_MENU)
   TITLE:=Modules for packet content inspection
   KCONFIG:=$(KCONFIG_IPT_FILTER)
   FILES:=$(foreach mod,$(IPT_FILTER-m),$(LINUX_DIR)/net/$(mod).$(LINUX_KMOD_SUFFIX))
-  AUTOLOAD:=$(call AutoLoad,40,$(notdir $(IPT_FILTER-m)))
+  AUTOLOAD:=$(call AutoLoad,45,$(notdir $(IPT_FILTER-m)))
+  DEPENDS:= kmod-ipt-core
 endef
 
 define KernelPackage/ipt-filter/description
@@ -52,7 +97,8 @@ define KernelPackage/ipt-ipopt
   TITLE:=Modules for matching/changing IP packet options
   KCONFIG:=$(KCONFIG_IPT_IPOPT)
   FILES:=$(foreach mod,$(IPT_IPOPT-m),$(LINUX_DIR)/net/$(mod).$(LINUX_KMOD_SUFFIX))
-  AUTOLOAD:=$(call AutoLoad,40,$(notdir $(IPT_IPOPT-m)))
+  AUTOLOAD:=$(call AutoLoad,45,$(notdir $(IPT_IPOPT-m)))
+  DEPENDS:= kmod-ipt-core
 endef
 
 define KernelPackage/ipt-ipopt/description
@@ -62,7 +108,6 @@ define KernelPackage/ipt-ipopt/description
  - ipt_dscp/DSCP
  - ipt_ecn/ECN
  - ipt_length
- - ipt_mac
  - ipt_tos/TOS
  - ipt_tcpmms
  - ipt_ttl/TTL
@@ -77,7 +122,8 @@ define KernelPackage/ipt-ipsec
   TITLE:=Modules for matching IPSec packets
   KCONFIG:=$(KCONFIG_IPT_IPSEC)
   FILES:=$(foreach mod,$(IPT_IPSEC-m),$(LINUX_DIR)/net/$(mod).$(LINUX_KMOD_SUFFIX))
-  AUTOLOAD:=$(call AutoLoad,40,$(notdir $(IPT_IPSEC-m)))
+  AUTOLOAD:=$(call AutoLoad,45,$(notdir $(IPT_IPSEC-m)))
+  DEPENDS:= kmod-ipt-core
 endef
 
 define KernelPackage/ipt-ipsec/description
@@ -92,38 +138,60 @@ $(eval $(call KernelPackage,ipt-ipsec))
 
 define KernelPackage/ipt-nat
   SUBMENU:=$(NF_MENU)
-  TITLE:=Modules for extra NAT targets
+  TITLE:=Basic NAT targets
   KCONFIG:=$(KCONFIG_IPT_NAT)
   FILES:=$(foreach mod,$(IPT_NAT-m),$(LINUX_DIR)/net/$(mod).$(LINUX_KMOD_SUFFIX))
-  AUTOLOAD:=$(call AutoLoad,40,$(notdir $(IPT_NAT-m)))
+  AUTOLOAD:=$(call AutoLoad,42,$(notdir $(IPT_NAT-m)))
+  DEPENDS:= kmod-ipt-core +kmod-ipt-conntrack
 endef
 
 define KernelPackage/ipt-nat/description
- Netfilter (IPv4) modules for extra NAT targets
+ Netfilter (IPv4) kernel modules for basic NAT targets
  Includes:
- - ipt_REDIRECT
- - ipt_NETMAP
+ - MASQUERADE
 endef
 
 $(eval $(call KernelPackage,ipt-nat))
 
 
+define KernelPackage/ipt-nat-extra
+  SUBMENU:=$(NF_MENU)
+  TITLE:=Extra NAT targets
+  KCONFIG:=$(KCONFIG_IPT_NAT_EXTRA)
+  FILES:=$(foreach mod,$(IPT_NAT_EXTRA-m),$(LINUX_DIR)/net/$(mod).$(LINUX_KMOD_SUFFIX))
+  AUTOLOAD:=$(call AutoLoad,43,$(notdir $(IPT_NAT_EXTRA-m)))
+  DEPENDS:= kmod-ipt-core +kmod-ipt-nat
+endef
+
+define KernelPackage/ipt-nat-extra/description
+ Netfilter (IPv4) kernel modules for extra NAT targets
+ Includes:
+ - MIRROR
+ - NETMAP
+ - REDIRECT
+endef
+
+$(eval $(call KernelPackage,ipt-nat-extra))
+
+
 define KernelPackage/ipt-nathelper
   SUBMENU:=$(NF_MENU)
-  TITLE:=Default Conntrack and NAT helpers
+  TITLE:=Basic Conntrack and NAT helpers
   KCONFIG:=$(KCONFIG_IPT_NATHELPER)
   FILES:=$(foreach mod,$(IPT_NATHELPER-m),$(LINUX_DIR)/net/$(mod).$(LINUX_KMOD_SUFFIX))
-  AUTOLOAD:=$(call AutoLoad,40,$(notdir $(IPT_NATHELPER-m)))
+  AUTOLOAD:=$(call AutoLoad,45,$(notdir $(IPT_NATHELPER-m)))
+  DEPENDS:= kmod-ipt-core +kmod-ipt-nat
 endef
 
 define KernelPackage/ipt-nathelper/description
  Default Netfilter (IPv4) Conntrack and NAT helpers
  Includes:
- - ip_conntrack_ftp
- - ip_nat_ftp
- - ip_conntrack_irc
- - ip_nat_irc
- - ip_conntrack_tftp
+ - conntrack_ftp
+ - nat_ftp
+ - conntrack_irc
+ - nat_irc
+ - conntrack_tftp
+ - nat_tftp
 endef
 
 $(eval $(call KernelPackage,ipt-nathelper))
@@ -134,7 +202,8 @@ define KernelPackage/ipt-nathelper-extra
   TITLE:=Extra Conntrack and NAT helpers
   KCONFIG:=$(KCONFIG_IPT_NATHELPER_EXTRA)
   FILES:=$(foreach mod,$(IPT_NATHELPER_EXTRA-m),$(LINUX_DIR)/net/$(mod).$(LINUX_KMOD_SUFFIX))
-  AUTOLOAD:=$(call AutoLoad,40,$(notdir $(IPT_NATHELPER_EXTRA-m)))
+  AUTOLOAD:=$(call AutoLoad,45,$(notdir $(IPT_NATHELPER_EXTRA-m)))
+  DEPENDS:= kmod-ipt-core +kmod-ipt-nat
 endef
 
 define KernelPackage/ipt-nathelper-extra/description
@@ -164,10 +233,11 @@ define KernelPackage/ipt-imq
   FILES:= \
 	$(LINUX_DIR)/drivers/net/imq.$(LINUX_KMOD_SUFFIX) \
 	$(foreach mod,$(IPT_IMQ-m),$(LINUX_DIR)/net/$(mod).$(LINUX_KMOD_SUFFIX))
-  AUTOLOAD:=$(call AutoLoad,40,$(notdir \
+  AUTOLOAD:=$(call AutoLoad,45,$(notdir \
 	$(LINUX_DIR)/drivers/net/imq.$(LINUX_KMOD_SUFFIX) \
 	$(IPT_IMQ-m) \
   ))
+  DEPENDS:= kmod-ipt-core
 endef
 
 define KernelPackage/ipt-imq/description
@@ -182,13 +252,14 @@ define KernelPackage/ipt-queue
   TITLE:=Module for user-space packet queueing
   KCONFIG:=$(KCONFIG_IPT_QUEUE)
   FILES:=$(foreach mod,$(IPT_QUEUE-m),$(LINUX_DIR)/net/$(mod).$(LINUX_KMOD_SUFFIX))
-  AUTOLOAD:=$(call AutoLoad,40,$(notdir $(IPT_QUEUE-m)))
+  AUTOLOAD:=$(call AutoLoad,45,$(notdir $(IPT_QUEUE-m)))
+  DEPENDS:= kmod-ipt-core
 endef
 
 define KernelPackage/ipt-queue/description
  Netfilter (IPv4) module for user-space packet queueing
  Includes:
- - ipt_QUEUE
+ - QUEUE
 endef
 
 $(eval $(call KernelPackage,ipt-queue))
@@ -199,7 +270,8 @@ define KernelPackage/ipt-ulog
   TITLE:=Module for user-space packet logging
   KCONFIG:=$(KCONFIG_IPT_ULOG)
   FILES:=$(foreach mod,$(IPT_ULOG-m),$(LINUX_DIR)/net/$(mod).$(LINUX_KMOD_SUFFIX))
-  AUTOLOAD:=$(call AutoLoad,40,$(notdir $(IPT_ULOG-m)))
+  AUTOLOAD:=$(call AutoLoad,45,$(notdir $(IPT_ULOG-m)))
+  DEPENDS:= kmod-ipt-core
 endef
 
 define KernelPackage/ipt-ulog/description
@@ -215,7 +287,8 @@ define KernelPackage/ipt-iprange
   SUBMENU:=$(NF_MENU)
   TITLE:=Module for matching ip ranges
   FILES:=$(foreach mod,$(IPT_IPRANGE-m),$(LINUX_DIR)/net/$(mod).$(LINUX_KMOD_SUFFIX))
-  AUTOLOAD:=$(call AutoLoad,40,$(notdir $(IPT_IPRANGE-m)))
+  AUTOLOAD:=$(call AutoLoad,45,$(notdir $(IPT_IPRANGE-m)))
+  DEPENDS:= kmod-ipt-core
 endef
 
 define KernelPackage/ipt-iprange/description
@@ -232,7 +305,8 @@ define KernelPackage/ipt-ipset
   TITLE:=IPSET Modules
   KCONFIG:=$(KCONFIG_IPT_IPSET)
   FILES:=$(foreach mod,$(IPT_IPSET-m),$(LINUX_DIR)/net/$(mod).$(LINUX_KMOD_SUFFIX))
-  AUTOLOAD:=$(call AutoLoad,40,$(notdir $(IPT_IPSET-m)))
+  AUTOLOAD:=$(call AutoLoad,45,$(notdir $(IPT_IPSET-m)))
+  DEPENDS:= kmod-ipt-core
 endef
 
 define KernelPackage/ipt-ipset/description
@@ -259,13 +333,13 @@ define KernelPackage/ipt-extra
   TITLE:=Extra modules
   KCONFIG:=$(KCONFIG_IPT_EXTRA)
   FILES:=$(foreach mod,$(IPT_EXTRA-m),$(LINUX_DIR)/net/$(mod).$(LINUX_KMOD_SUFFIX))
-  AUTOLOAD:=$(call AutoLoad,40,$(notdir $(IPT_EXTRA-m)))
+  AUTOLOAD:=$(call AutoLoad,45,$(notdir $(IPT_EXTRA-m)))
+  DEPENDS:= kmod-ipt-core
 endef
 
 define KernelPackage/ipt-extra/description
  Other Netfilter (IPv4) kernel modules
  Includes:
- - ipt_limit
  - ipt_owner
  - ipt_physdev
  - ipt_pkttype
diff --git a/target/linux/generic-2.4/config-default b/target/linux/generic-2.4/config-default
index b4acd5990..23697360e 100644
--- a/target/linux/generic-2.4/config-default
+++ b/target/linux/generic-2.4/config-default
@@ -215,16 +215,18 @@ CONFIG_IP_NF_AMANDA=m
 CONFIG_IP_NF_ARPFILTER=m
 CONFIG_IP_NF_ARPTABLES=m
 CONFIG_IP_NF_ARP_MANGLE=m
-CONFIG_IP_NF_CONNTRACK=y
+# CONFIG_IP_NF_COMPAT_IPCHAINS is not set
+# CONFIG_IP_NF_COMPAT_IPFWADM is not set
+CONFIG_IP_NF_CONNTRACK=m
 CONFIG_IP_NF_CONNTRACK_MARK=y
 CONFIG_IP_NF_CT_ACCT=m
 CONFIG_IP_NF_CT_PROTO_GRE=m
-CONFIG_IP_NF_FILTER=y
+CONFIG_IP_NF_FILTER=m
 CONFIG_IP_NF_FTP=m
 CONFIG_IP_NF_H323=m
-CONFIG_IP_NF_IPTABLES=y
+CONFIG_IP_NF_IPTABLES=m
 CONFIG_IP_NF_IRC=m
-CONFIG_IP_NF_MANGLE=y
+CONFIG_IP_NF_MANGLE=m
 CONFIG_IP_NF_MATCH_AH_ESP=m
 CONFIG_IP_NF_MATCH_CONDITION=m
 CONFIG_IP_NF_MATCH_CONNBYTES=m
@@ -237,17 +239,17 @@ CONFIG_IP_NF_MATCH_IPP2P=m
 CONFIG_IP_NF_MATCH_LAYER7=m
 # CONFIG_IP_NF_MATCH_LAYER7_DEBUG is not set
 CONFIG_IP_NF_MATCH_LENGTH=m
-CONFIG_IP_NF_MATCH_LIMIT=y
+CONFIG_IP_NF_MATCH_LIMIT=m
 CONFIG_IP_NF_MATCH_MAC=m
 CONFIG_IP_NF_MATCH_MARK=m
-CONFIG_IP_NF_MATCH_MULTIPORT=y
+CONFIG_IP_NF_MATCH_MULTIPORT=m
 CONFIG_IP_NF_MATCH_OWNER=m
 CONFIG_IP_NF_MATCH_PKTTYPE=m
 # CONFIG_IP_NF_MATCH_QUOTA is not set
 CONFIG_IP_NF_MATCH_RANDOM=m
 CONFIG_IP_NF_MATCH_RECENT=m
 CONFIG_IP_NF_MATCH_SET=m
-CONFIG_IP_NF_MATCH_STATE=y
+CONFIG_IP_NF_MATCH_STATE=m
 CONFIG_IP_NF_MATCH_STRING=m
 CONFIG_IP_NF_MATCH_TCPMSS=m
 CONFIG_IP_NF_MATCH_TIME=m
@@ -255,7 +257,7 @@ CONFIG_IP_NF_MATCH_TOS=m
 CONFIG_IP_NF_MATCH_TTL=m
 CONFIG_IP_NF_MATCH_UNCLEAN=m
 CONFIG_IP_NF_MMS=m
-CONFIG_IP_NF_NAT=y
+CONFIG_IP_NF_NAT=m
 CONFIG_IP_NF_NAT_AMANDA=m
 CONFIG_IP_NF_NAT_FTP=m
 CONFIG_IP_NF_NAT_H323=m
@@ -286,13 +288,13 @@ CONFIG_IP_NF_TARGET_CLASSIFY=m
 CONFIG_IP_NF_TARGET_IMQ=m
 CONFIG_IP_NF_TARGET_LOG=m
 CONFIG_IP_NF_TARGET_MARK=m
-CONFIG_IP_NF_TARGET_MASQUERADE=y
+CONFIG_IP_NF_TARGET_MASQUERADE=m
 CONFIG_IP_NF_TARGET_MIRROR=m
 CONFIG_IP_NF_TARGET_NETMAP=m
 CONFIG_IP_NF_TARGET_REDIRECT=m
-CONFIG_IP_NF_TARGET_REJECT=y
+CONFIG_IP_NF_TARGET_REJECT=m
 CONFIG_IP_NF_TARGET_SET=m
-CONFIG_IP_NF_TARGET_TCPMSS=y
+CONFIG_IP_NF_TARGET_TCPMSS=m
 CONFIG_IP_NF_TARGET_TOS=m
 CONFIG_IP_NF_TARGET_TTL=m
 CONFIG_IP_NF_TARGET_ULOG=m
diff --git a/target/linux/generic-2.6/config-2.6.23 b/target/linux/generic-2.6/config-2.6.23
index 0d9352b75..a2178865b 100644
--- a/target/linux/generic-2.6/config-2.6.23
+++ b/target/linux/generic-2.6/config-2.6.23
@@ -561,12 +561,12 @@ CONFIG_IP_NF_CONNTRACK=y
 CONFIG_IP_NF_CONNTRACK_MARK=y
 CONFIG_IP_NF_CT_ACCT=y
 CONFIG_IP_NF_CT_PROTO_SCTP=m
-CONFIG_IP_NF_FILTER=y
+CONFIG_IP_NF_FILTER=m
 CONFIG_IP_NF_FTP=m
 CONFIG_IP_NF_H323=m
-CONFIG_IP_NF_IPTABLES=y
+CONFIG_IP_NF_IPTABLES=m
 CONFIG_IP_NF_IRC=m
-CONFIG_IP_NF_MANGLE=y
+CONFIG_IP_NF_MANGLE=m
 CONFIG_IP_NF_MATCH_ADDRTYPE=m
 CONFIG_IP_NF_MATCH_AH=m
 CONFIG_IP_NF_MATCH_ECN=m
@@ -611,10 +611,10 @@ CONFIG_IP_NF_SIP=m
 CONFIG_IP_NF_TARGET_ECN=m
 CONFIG_IP_NF_TARGET_IMQ=m
 CONFIG_IP_NF_TARGET_LOG=m
-CONFIG_IP_NF_TARGET_MASQUERADE=y
+CONFIG_IP_NF_TARGET_MASQUERADE=m
 CONFIG_IP_NF_TARGET_NETMAP=m
 CONFIG_IP_NF_TARGET_REDIRECT=m
-CONFIG_IP_NF_TARGET_REJECT=y
+CONFIG_IP_NF_TARGET_REJECT=m
 CONFIG_IP_NF_TARGET_ROUTE=m
 CONFIG_IP_NF_TARGET_SAME=m
 CONFIG_IP_NF_TARGET_SET=m
@@ -752,7 +752,7 @@ CONFIG_NETDEVICES=y
 CONFIG_NETFILTER=y
 # CONFIG_NETFILTER_DEBUG is not set
 # CONFIG_NETFILTER_NETLINK is not set
-CONFIG_NETFILTER_XTABLES=y
+CONFIG_NETFILTER_XTABLES=m
 CONFIG_NETFILTER_XT_MATCH_COMMENT=m
 CONFIG_NETFILTER_XT_MATCH_CONNBYTES=m
 CONFIG_NETFILTER_XT_MATCH_CONNLIMIT=m
@@ -764,10 +764,10 @@ CONFIG_NETFILTER_XT_MATCH_ESP=m
 CONFIG_NETFILTER_XT_MATCH_HASHLIMIT=m
 CONFIG_NETFILTER_XT_MATCH_HELPER=m
 CONFIG_NETFILTER_XT_MATCH_LENGTH=m
-CONFIG_NETFILTER_XT_MATCH_LIMIT=y
+CONFIG_NETFILTER_XT_MATCH_LIMIT=m
 CONFIG_NETFILTER_XT_MATCH_MAC=m
 CONFIG_NETFILTER_XT_MATCH_MARK=m
-CONFIG_NETFILTER_XT_MATCH_MULTIPORT=y
+CONFIG_NETFILTER_XT_MATCH_MULTIPORT=m
 CONFIG_NETFILTER_XT_MATCH_PHYSDEV=m
 CONFIG_NETFILTER_XT_MATCH_PKTTYPE=m
 CONFIG_NETFILTER_XT_MATCH_POLICY=m
@@ -775,7 +775,7 @@ CONFIG_NETFILTER_XT_MATCH_PORTSCAN=m
 # CONFIG_NETFILTER_XT_MATCH_QUOTA is not set
 CONFIG_NETFILTER_XT_MATCH_REALM=m
 CONFIG_NETFILTER_XT_MATCH_SCTP=m
-CONFIG_NETFILTER_XT_MATCH_STATE=y
+CONFIG_NETFILTER_XT_MATCH_STATE=m
 # CONFIG_NETFILTER_XT_MATCH_STATISTIC is not set
 CONFIG_NETFILTER_XT_MATCH_STRING=m
 CONFIG_NETFILTER_XT_MATCH_TCPMSS=m
@@ -790,7 +790,7 @@ CONFIG_NETFILTER_XT_TARGET_NFLOG=m
 CONFIG_NETFILTER_XT_TARGET_NFQUEUE=m
 CONFIG_NETFILTER_XT_TARGET_NOTRACK=m
 CONFIG_NETFILTER_XT_TARGET_TARPIT=m
-CONFIG_NETFILTER_XT_TARGET_TCPMSS=y
+CONFIG_NETFILTER_XT_TARGET_TCPMSS=m
 CONFIG_NETFILTER_XT_TARGET_TRACE=m
 # CONFIG_NETPOLL is not set
 # CONFIG_NETROM is not set
@@ -877,13 +877,13 @@ CONFIG_NFS_V3=y
 # CONFIG_NFS_V3_ACL is not set
 CONFIG_NFS_V4=y
 # CONFIG_NFTL is not set
-CONFIG_NF_CONNTRACK=y
+CONFIG_NF_CONNTRACK=m
 CONFIG_NF_CONNTRACK_AMANDA=m
 CONFIG_NF_CONNTRACK_ENABLED=y
 # CONFIG_NF_CONNTRACK_EVENTS is not set
 CONFIG_NF_CONNTRACK_FTP=m
 CONFIG_NF_CONNTRACK_H323=m
-CONFIG_NF_CONNTRACK_IPV4=y
+CONFIG_NF_CONNTRACK_IPV4=m
 CONFIG_NF_CONNTRACK_IPV6=m
 CONFIG_NF_CONNTRACK_IRC=m
 CONFIG_NF_CONNTRACK_MARK=y
@@ -899,7 +899,7 @@ CONFIG_NF_CT_ACCT=y
 CONFIG_NF_CT_PROTO_GRE=m
 # CONFIG_NF_CT_PROTO_SCTP is not set
 # CONFIG_NF_CT_PROTO_UDPLITE is not set
-CONFIG_NF_NAT=y
+CONFIG_NF_NAT=m
 CONFIG_NF_NAT_AMANDA=m
 CONFIG_NF_NAT_FTP=m
 CONFIG_NF_NAT_H323=m
diff --git a/target/linux/generic-2.6/config-2.6.24 b/target/linux/generic-2.6/config-2.6.24
index f6d0a46c7..201df2242 100644
--- a/target/linux/generic-2.6/config-2.6.24
+++ b/target/linux/generic-2.6/config-2.6.24
@@ -577,12 +577,12 @@ CONFIG_IP_NF_CONNTRACK=y
 CONFIG_IP_NF_CONNTRACK_MARK=y
 CONFIG_IP_NF_CT_ACCT=y
 CONFIG_IP_NF_CT_PROTO_SCTP=m
-CONFIG_IP_NF_FILTER=y
+CONFIG_IP_NF_FILTER=m
 CONFIG_IP_NF_FTP=m
 CONFIG_IP_NF_H323=m
-CONFIG_IP_NF_IPTABLES=y
+CONFIG_IP_NF_IPTABLES=m
 CONFIG_IP_NF_IRC=m
-CONFIG_IP_NF_MANGLE=y
+CONFIG_IP_NF_MANGLE=m
 CONFIG_IP_NF_MATCH_ADDRTYPE=m
 CONFIG_IP_NF_MATCH_AH=m
 CONFIG_IP_NF_MATCH_ECN=m
@@ -628,10 +628,10 @@ CONFIG_IP_NF_SIP=m
 CONFIG_IP_NF_TARGET_ECN=m
 CONFIG_IP_NF_TARGET_IMQ=m
 CONFIG_IP_NF_TARGET_LOG=m
-CONFIG_IP_NF_TARGET_MASQUERADE=y
+CONFIG_IP_NF_TARGET_MASQUERADE=m
 CONFIG_IP_NF_TARGET_NETMAP=m
 CONFIG_IP_NF_TARGET_REDIRECT=m
-CONFIG_IP_NF_TARGET_REJECT=y
+CONFIG_IP_NF_TARGET_REJECT=m
 CONFIG_IP_NF_TARGET_ROUTE=m
 CONFIG_IP_NF_TARGET_SAME=m
 CONFIG_IP_NF_TARGET_SET=m
@@ -776,7 +776,7 @@ CONFIG_NETDEVICES=y
 CONFIG_NETFILTER=y
 # CONFIG_NETFILTER_DEBUG is not set
 # CONFIG_NETFILTER_NETLINK is not set
-CONFIG_NETFILTER_XTABLES=y
+CONFIG_NETFILTER_XTABLES=m
 CONFIG_NETFILTER_XT_MATCH_COMMENT=m
 CONFIG_NETFILTER_XT_MATCH_CONNBYTES=m
 CONFIG_NETFILTER_XT_MATCH_CONNLIMIT=m
@@ -788,10 +788,10 @@ CONFIG_NETFILTER_XT_MATCH_ESP=m
 CONFIG_NETFILTER_XT_MATCH_HASHLIMIT=m
 CONFIG_NETFILTER_XT_MATCH_HELPER=m
 CONFIG_NETFILTER_XT_MATCH_LENGTH=m
-CONFIG_NETFILTER_XT_MATCH_LIMIT=y
+CONFIG_NETFILTER_XT_MATCH_LIMIT=m
 CONFIG_NETFILTER_XT_MATCH_MAC=m
 CONFIG_NETFILTER_XT_MATCH_MARK=m
-CONFIG_NETFILTER_XT_MATCH_MULTIPORT=y
+CONFIG_NETFILTER_XT_MATCH_MULTIPORT=m
 CONFIG_NETFILTER_XT_MATCH_PHYSDEV=m
 CONFIG_NETFILTER_XT_MATCH_PKTTYPE=m
 CONFIG_NETFILTER_XT_MATCH_POLICY=m
@@ -799,7 +799,7 @@ CONFIG_NETFILTER_XT_MATCH_PORTSCAN=m
 # CONFIG_NETFILTER_XT_MATCH_QUOTA is not set
 CONFIG_NETFILTER_XT_MATCH_REALM=m
 CONFIG_NETFILTER_XT_MATCH_SCTP=m
-CONFIG_NETFILTER_XT_MATCH_STATE=y
+CONFIG_NETFILTER_XT_MATCH_STATE=m
 # CONFIG_NETFILTER_XT_MATCH_STATISTIC is not set
 CONFIG_NETFILTER_XT_MATCH_STRING=m
 CONFIG_NETFILTER_XT_MATCH_TCPMSS=m
@@ -814,7 +814,7 @@ CONFIG_NETFILTER_XT_TARGET_NFLOG=m
 CONFIG_NETFILTER_XT_TARGET_NFQUEUE=m
 CONFIG_NETFILTER_XT_TARGET_NOTRACK=m
 CONFIG_NETFILTER_XT_TARGET_TARPIT=m
-CONFIG_NETFILTER_XT_TARGET_TCPMSS=y
+CONFIG_NETFILTER_XT_TARGET_TCPMSS=m
 CONFIG_NETFILTER_XT_TARGET_TRACE=m
 # CONFIG_NETPOLL is not set
 # CONFIG_NETROM is not set
@@ -902,13 +902,13 @@ CONFIG_NFS_V3=y
 # CONFIG_NFS_V3_ACL is not set
 CONFIG_NFS_V4=y
 # CONFIG_NFTL is not set
-CONFIG_NF_CONNTRACK=y
+CONFIG_NF_CONNTRACK=m
 CONFIG_NF_CONNTRACK_AMANDA=m
 CONFIG_NF_CONNTRACK_ENABLED=y
 # CONFIG_NF_CONNTRACK_EVENTS is not set
 CONFIG_NF_CONNTRACK_FTP=m
 CONFIG_NF_CONNTRACK_H323=m
-CONFIG_NF_CONNTRACK_IPV4=y
+CONFIG_NF_CONNTRACK_IPV4=m
 CONFIG_NF_CONNTRACK_IPV6=m
 CONFIG_NF_CONNTRACK_IRC=m
 CONFIG_NF_CONNTRACK_MARK=y
@@ -924,7 +924,7 @@ CONFIG_NF_CT_ACCT=y
 CONFIG_NF_CT_PROTO_GRE=m
 # CONFIG_NF_CT_PROTO_SCTP is not set
 # CONFIG_NF_CT_PROTO_UDPLITE is not set
-CONFIG_NF_NAT=y
+CONFIG_NF_NAT=m
 CONFIG_NF_NAT_AMANDA=m
 CONFIG_NF_NAT_FTP=m
 CONFIG_NF_NAT_H323=m
diff --git a/target/linux/generic-2.6/config-2.6.25 b/target/linux/generic-2.6/config-2.6.25
index a97ad0d73..cba2e2376 100644
--- a/target/linux/generic-2.6/config-2.6.25
+++ b/target/linux/generic-2.6/config-2.6.25
@@ -590,12 +590,12 @@ CONFIG_IP_NF_CONNTRACK=y
 CONFIG_IP_NF_CONNTRACK_MARK=y
 CONFIG_IP_NF_CT_ACCT=y
 CONFIG_IP_NF_CT_PROTO_SCTP=m
-CONFIG_IP_NF_FILTER=y
+CONFIG_IP_NF_FILTER=m
 CONFIG_IP_NF_FTP=m
 CONFIG_IP_NF_H323=m
-CONFIG_IP_NF_IPTABLES=y
+CONFIG_IP_NF_IPTABLES=m
 CONFIG_IP_NF_IRC=m
-CONFIG_IP_NF_MANGLE=y
+CONFIG_IP_NF_MANGLE=m
 CONFIG_IP_NF_MATCH_ADDRTYPE=m
 CONFIG_IP_NF_MATCH_AH=m
 CONFIG_IP_NF_MATCH_ECN=m
@@ -640,10 +640,10 @@ CONFIG_IP_NF_SIP=m
 CONFIG_IP_NF_TARGET_ECN=m
 CONFIG_IP_NF_TARGET_IMQ=m
 CONFIG_IP_NF_TARGET_LOG=m
-CONFIG_IP_NF_TARGET_MASQUERADE=y
+CONFIG_IP_NF_TARGET_MASQUERADE=m
 CONFIG_IP_NF_TARGET_NETMAP=m
 CONFIG_IP_NF_TARGET_REDIRECT=m
-CONFIG_IP_NF_TARGET_REJECT=y
+CONFIG_IP_NF_TARGET_REJECT=m
 CONFIG_IP_NF_TARGET_ROUTE=m
 CONFIG_IP_NF_TARGET_SAME=m
 CONFIG_IP_NF_TARGET_SET=m
@@ -793,7 +793,7 @@ CONFIG_NETFILTER_ADVANCED=y
 # CONFIG_NETFILTER_NETLINK is not set
 # CONFIG_NETFILTER_NETLINK_LOG is not set
 # CONFIG_NETFILTER_NETLINK_QUEUE is not set
-CONFIG_NETFILTER_XTABLES=y
+CONFIG_NETFILTER_XTABLES=m
 CONFIG_NETFILTER_XT_MATCH_COMMENT=m
 CONFIG_NETFILTER_XT_MATCH_CONNBYTES=m
 CONFIG_NETFILTER_XT_MATCH_CONNLIMIT=m
@@ -806,10 +806,10 @@ CONFIG_NETFILTER_XT_MATCH_HASHLIMIT=m
 CONFIG_NETFILTER_XT_MATCH_HELPER=m
 CONFIG_NETFILTER_XT_MATCH_IPRANGE=m
 CONFIG_NETFILTER_XT_MATCH_LENGTH=m
-CONFIG_NETFILTER_XT_MATCH_LIMIT=y
+CONFIG_NETFILTER_XT_MATCH_LIMIT=m
 CONFIG_NETFILTER_XT_MATCH_MAC=m
 CONFIG_NETFILTER_XT_MATCH_MARK=m
-CONFIG_NETFILTER_XT_MATCH_MULTIPORT=y
+CONFIG_NETFILTER_XT_MATCH_MULTIPORT=m
 CONFIG_NETFILTER_XT_MATCH_OWNER=m
 CONFIG_NETFILTER_XT_MATCH_PHYSDEV=m
 CONFIG_NETFILTER_XT_MATCH_PKTTYPE=m
@@ -819,7 +819,7 @@ CONFIG_NETFILTER_XT_MATCH_PORTSCAN=m
 CONFIG_NETFILTER_XT_MATCH_RATEEST=m
 CONFIG_NETFILTER_XT_MATCH_REALM=m
 CONFIG_NETFILTER_XT_MATCH_SCTP=m
-CONFIG_NETFILTER_XT_MATCH_STATE=y
+CONFIG_NETFILTER_XT_MATCH_STATE=m
 # CONFIG_NETFILTER_XT_MATCH_STATISTIC is not set
 CONFIG_NETFILTER_XT_MATCH_STRING=m
 CONFIG_NETFILTER_XT_MATCH_TCPMSS=m
@@ -835,7 +835,7 @@ CONFIG_NETFILTER_XT_TARGET_NFQUEUE=m
 CONFIG_NETFILTER_XT_TARGET_NOTRACK=m
 CONFIG_NETFILTER_XT_TARGET_RATEEST=m
 CONFIG_NETFILTER_XT_TARGET_TARPIT=m
-CONFIG_NETFILTER_XT_TARGET_TCPMSS=y
+CONFIG_NETFILTER_XT_TARGET_TCPMSS=m
 CONFIG_NETFILTER_XT_TARGET_TCPOPTSTRIP=m
 CONFIG_NETFILTER_XT_TARGET_TRACE=m
 # CONFIG_NETPOLL is not set
@@ -927,13 +927,13 @@ CONFIG_NFS_V3=y
 # CONFIG_NFS_V3_ACL is not set
 CONFIG_NFS_V4=y
 # CONFIG_NFTL is not set
-CONFIG_NF_CONNTRACK=y
+CONFIG_NF_CONNTRACK=m
 CONFIG_NF_CONNTRACK_AMANDA=m
 CONFIG_NF_CONNTRACK_ENABLED=y
 # CONFIG_NF_CONNTRACK_EVENTS is not set
 CONFIG_NF_CONNTRACK_FTP=m
 CONFIG_NF_CONNTRACK_H323=m
-CONFIG_NF_CONNTRACK_IPV4=y
+CONFIG_NF_CONNTRACK_IPV4=m
 CONFIG_NF_CONNTRACK_IPV6=m
 CONFIG_NF_CONNTRACK_IRC=m
 CONFIG_NF_CONNTRACK_MARK=y
@@ -949,7 +949,7 @@ CONFIG_NF_CT_ACCT=y
 CONFIG_NF_CT_PROTO_GRE=m
 # CONFIG_NF_CT_PROTO_SCTP is not set
 # CONFIG_NF_CT_PROTO_UDPLITE is not set
-CONFIG_NF_NAT=y
+CONFIG_NF_NAT=m
 CONFIG_NF_NAT_AMANDA=m
 CONFIG_NF_NAT_FTP=m
 CONFIG_NF_NAT_H323=m
diff --git a/target/linux/generic-2.6/config-2.6.26 b/target/linux/generic-2.6/config-2.6.26
index 4db058304..3f2cdd72e 100644
--- a/target/linux/generic-2.6/config-2.6.26
+++ b/target/linux/generic-2.6/config-2.6.26
@@ -607,12 +607,12 @@ CONFIG_IP_NF_CONNTRACK=y
 CONFIG_IP_NF_CONNTRACK_MARK=y
 CONFIG_IP_NF_CT_ACCT=y
 CONFIG_IP_NF_CT_PROTO_SCTP=m
-CONFIG_IP_NF_FILTER=y
+CONFIG_IP_NF_FILTER=m
 CONFIG_IP_NF_FTP=m
 CONFIG_IP_NF_H323=m
-CONFIG_IP_NF_IPTABLES=y
+CONFIG_IP_NF_IPTABLES=m
 CONFIG_IP_NF_IRC=m
-CONFIG_IP_NF_MANGLE=y
+CONFIG_IP_NF_MANGLE=m
 CONFIG_IP_NF_MATCH_ADDRTYPE=m
 CONFIG_IP_NF_MATCH_AH=m
 CONFIG_IP_NF_MATCH_ECN=m
@@ -657,10 +657,10 @@ CONFIG_IP_NF_SIP=m
 CONFIG_IP_NF_TARGET_ECN=m
 CONFIG_IP_NF_TARGET_IMQ=m
 CONFIG_IP_NF_TARGET_LOG=m
-CONFIG_IP_NF_TARGET_MASQUERADE=y
+CONFIG_IP_NF_TARGET_MASQUERADE=m
 CONFIG_IP_NF_TARGET_NETMAP=m
 CONFIG_IP_NF_TARGET_REDIRECT=m
-CONFIG_IP_NF_TARGET_REJECT=y
+CONFIG_IP_NF_TARGET_REJECT=m
 CONFIG_IP_NF_TARGET_ROUTE=m
 CONFIG_IP_NF_TARGET_SAME=m
 CONFIG_IP_NF_TARGET_SET=m
@@ -816,7 +816,7 @@ CONFIG_NETFILTER_ADVANCED=y
 # CONFIG_NETFILTER_NETLINK is not set
 # CONFIG_NETFILTER_NETLINK_LOG is not set
 # CONFIG_NETFILTER_NETLINK_QUEUE is not set
-CONFIG_NETFILTER_XTABLES=y
+CONFIG_NETFILTER_XTABLES=m
 CONFIG_NETFILTER_XT_MATCH_COMMENT=m
 CONFIG_NETFILTER_XT_MATCH_CONNBYTES=m
 CONFIG_NETFILTER_XT_MATCH_CONNLIMIT=m
@@ -829,10 +829,10 @@ CONFIG_NETFILTER_XT_MATCH_HASHLIMIT=m
 CONFIG_NETFILTER_XT_MATCH_HELPER=m
 CONFIG_NETFILTER_XT_MATCH_IPRANGE=m
 CONFIG_NETFILTER_XT_MATCH_LENGTH=m
-CONFIG_NETFILTER_XT_MATCH_LIMIT=y
+CONFIG_NETFILTER_XT_MATCH_LIMIT=m
 CONFIG_NETFILTER_XT_MATCH_MAC=m
 CONFIG_NETFILTER_XT_MATCH_MARK=m
-CONFIG_NETFILTER_XT_MATCH_MULTIPORT=y
+CONFIG_NETFILTER_XT_MATCH_MULTIPORT=m
 CONFIG_NETFILTER_XT_MATCH_OWNER=m
 CONFIG_NETFILTER_XT_MATCH_PHYSDEV=m
 CONFIG_NETFILTER_XT_MATCH_PKTTYPE=m
@@ -842,7 +842,7 @@ CONFIG_NETFILTER_XT_MATCH_PORTSCAN=m
 CONFIG_NETFILTER_XT_MATCH_RATEEST=m
 CONFIG_NETFILTER_XT_MATCH_REALM=m
 CONFIG_NETFILTER_XT_MATCH_SCTP=m
-CONFIG_NETFILTER_XT_MATCH_STATE=y
+CONFIG_NETFILTER_XT_MATCH_STATE=m
 # CONFIG_NETFILTER_XT_MATCH_STATISTIC is not set
 CONFIG_NETFILTER_XT_MATCH_STRING=m
 CONFIG_NETFILTER_XT_MATCH_TCPMSS=m
@@ -858,7 +858,7 @@ CONFIG_NETFILTER_XT_TARGET_NFQUEUE=m
 CONFIG_NETFILTER_XT_TARGET_NOTRACK=m
 CONFIG_NETFILTER_XT_TARGET_RATEEST=m
 CONFIG_NETFILTER_XT_TARGET_TARPIT=m
-CONFIG_NETFILTER_XT_TARGET_TCPMSS=y
+CONFIG_NETFILTER_XT_TARGET_TCPMSS=m
 CONFIG_NETFILTER_XT_TARGET_TCPOPTSTRIP=m
 CONFIG_NETFILTER_XT_TARGET_TRACE=m
 # CONFIG_NETPOLL is not set
@@ -951,13 +951,13 @@ CONFIG_NFS_V3=y
 # CONFIG_NFS_V3_ACL is not set
 CONFIG_NFS_V4=y
 # CONFIG_NFTL is not set
-CONFIG_NF_CONNTRACK=y
+CONFIG_NF_CONNTRACK=m
 CONFIG_NF_CONNTRACK_AMANDA=m
 CONFIG_NF_CONNTRACK_ENABLED=y
 # CONFIG_NF_CONNTRACK_EVENTS is not set
 CONFIG_NF_CONNTRACK_FTP=m
 CONFIG_NF_CONNTRACK_H323=m
-CONFIG_NF_CONNTRACK_IPV4=y
+CONFIG_NF_CONNTRACK_IPV4=m
 CONFIG_NF_CONNTRACK_IPV6=m
 CONFIG_NF_CONNTRACK_IRC=m
 CONFIG_NF_CONNTRACK_MARK=y
@@ -973,7 +973,7 @@ CONFIG_NF_CT_ACCT=y
 CONFIG_NF_CT_PROTO_GRE=m
 # CONFIG_NF_CT_PROTO_SCTP is not set
 # CONFIG_NF_CT_PROTO_UDPLITE is not set
-CONFIG_NF_NAT=y
+CONFIG_NF_NAT=m
 CONFIG_NF_NAT_AMANDA=m
 CONFIG_NF_NAT_FTP=m
 CONFIG_NF_NAT_H323=m