1# 2# IP netfilter configuration 3# 4 5menu "IPv6: Netfilter Configuration" 6 depends on INET && IPV6 && NETFILTER 7 8config NF_DEFRAG_IPV6 9 tristate 10 default n 11 12config NF_CONNTRACK_IPV6 13 tristate "IPv6 connection tracking support" 14 depends on INET && IPV6 && NF_CONNTRACK 15 default m if NETFILTER_ADVANCED=n 16 select NF_DEFRAG_IPV6 17 ---help--- 18 Connection tracking keeps a record of what packets have passed 19 through your machine, in order to figure out how they are related 20 into connections. 21 22 This is IPv6 support on Layer 3 independent connection tracking. 23 Layer 3 independent connection tracking is experimental scheme 24 which generalize ip_conntrack to support other layer 3 protocols. 25 26 To compile it as a module, choose M here. If unsure, say N. 27 28config IP6_NF_IPTABLES 29 tristate "IP6 tables support (required for filtering)" 30 depends on INET && IPV6 31 select NETFILTER_XTABLES 32 default m if NETFILTER_ADVANCED=n 33 help 34 ip6tables is a general, extensible packet identification framework. 35 Currently only the packet filtering and packet mangling subsystem 36 for IPv6 use this, but connection tracking is going to follow. 37 Say 'Y' or 'M' here if you want to use either of those. 38 39 To compile it as a module, choose M here. If unsure, say N. 40 41if IP6_NF_IPTABLES 42 43# The simple matches. 44config IP6_NF_MATCH_AH 45 tristate '"ah" match support' 46 depends on NETFILTER_ADVANCED 47 help 48 This module allows one to match AH packets. 49 50 To compile it as a module, choose M here. If unsure, say N. 51 52config IP6_NF_MATCH_EUI64 53 tristate '"eui64" address check' 54 depends on NETFILTER_ADVANCED 55 help 56 This module performs checking on the IPv6 source address 57 Compares the last 64 bits with the EUI64 (delivered 58 from the MAC address) address 59 60 To compile it as a module, choose M here. If unsure, say N. 61 62config IP6_NF_MATCH_FRAG 63 tristate '"frag" Fragmentation header match support' 64 depends on NETFILTER_ADVANCED 65 help 66 frag matching allows you to match packets based on the fragmentation 67 header of the packet. 68 69 To compile it as a module, choose M here. If unsure, say N. 70 71config IP6_NF_MATCH_OPTS 72 tristate '"hbh" hop-by-hop and "dst" opts header match support' 73 depends on NETFILTER_ADVANCED 74 help 75 This allows one to match packets based on the hop-by-hop 76 and destination options headers of a packet. 77 78 To compile it as a module, choose M here. If unsure, say N. 79 80config IP6_NF_MATCH_HL 81 tristate '"hl" hoplimit match support' 82 depends on NETFILTER_ADVANCED 83 select NETFILTER_XT_MATCH_HL 84 ---help--- 85 This is a backwards-compat option for the user's convenience 86 (e.g. when running oldconfig). It selects 87 CONFIG_NETFILTER_XT_MATCH_HL. 88 89config IP6_NF_MATCH_IPV6HEADER 90 tristate '"ipv6header" IPv6 Extension Headers Match' 91 default m if NETFILTER_ADVANCED=n 92 help 93 This module allows one to match packets based upon 94 the ipv6 extension headers. 95 96 To compile it as a module, choose M here. If unsure, say N. 97 98config IP6_NF_MATCH_MH 99 tristate '"mh" match support' 100 depends on NETFILTER_ADVANCED 101 help 102 This module allows one to match MH packets. 103 104 To compile it as a module, choose M here. If unsure, say N. 105 106config IP6_NF_MATCH_RPFILTER 107 tristate '"rpfilter" reverse path filter match support' 108 depends on NETFILTER_ADVANCED 109 depends on IP6_NF_MANGLE || IP6_NF_RAW 110 ---help--- 111 This option allows you to match packets whose replies would 112 go out via the interface the packet came in. 113 114 To compile it as a module, choose M here. If unsure, say N. 115 The module will be called ip6t_rpfilter. 116 117config IP6_NF_MATCH_RT 118 tristate '"rt" Routing header match support' 119 depends on NETFILTER_ADVANCED 120 help 121 rt matching allows you to match packets based on the routing 122 header of the packet. 123 124 To compile it as a module, choose M here. If unsure, say N. 125 126# The targets 127config IP6_NF_TARGET_HL 128 tristate '"HL" hoplimit target support' 129 depends on NETFILTER_ADVANCED && IP6_NF_MANGLE 130 select NETFILTER_XT_TARGET_HL 131 ---help--- 132 This is a backwards-compatible option for the user's convenience 133 (e.g. when running oldconfig). It selects 134 CONFIG_NETFILTER_XT_TARGET_HL. 135 136config IP6_NF_FILTER 137 tristate "Packet filtering" 138 default m if NETFILTER_ADVANCED=n 139 help 140 Packet filtering defines a table `filter', which has a series of 141 rules for simple packet filtering at local input, forwarding and 142 local output. See the man page for iptables(8). 143 144 To compile it as a module, choose M here. If unsure, say N. 145 146config IP6_NF_TARGET_REJECT 147 tristate "REJECT target support" 148 depends on IP6_NF_FILTER 149 default m if NETFILTER_ADVANCED=n 150 help 151 The REJECT target allows a filtering rule to specify that an ICMPv6 152 error should be issued in response to an incoming packet, rather 153 than silently being dropped. 154 155 To compile it as a module, choose M here. If unsure, say N. 156 157config IP6_NF_MANGLE 158 tristate "Packet mangling" 159 default m if NETFILTER_ADVANCED=n 160 help 161 This option adds a `mangle' table to iptables: see the man page for 162 iptables(8). This table is used for various packet alterations 163 which can effect how the packet is routed. 164 165 To compile it as a module, choose M here. If unsure, say N. 166 167config IP6_NF_RAW 168 tristate 'raw table support (required for TRACE)' 169 help 170 This option adds a `raw' table to ip6tables. This table is the very 171 first in the netfilter framework and hooks in at the PREROUTING 172 and OUTPUT chains. 173 174 If you want to compile it as a module, say M here and read 175 <file:Documentation/kbuild/modules.txt>. If unsure, say `N'. 176 177# security table for MAC policy 178config IP6_NF_SECURITY 179 tristate "Security table" 180 depends on SECURITY 181 depends on NETFILTER_ADVANCED 182 help 183 This option adds a `security' table to iptables, for use 184 with Mandatory Access Control (MAC) policy. 185 186 If unsure, say N. 187 188config NF_NAT_IPV6 189 tristate "IPv6 NAT" 190 depends on NF_CONNTRACK_IPV6 191 depends on NETFILTER_ADVANCED 192 select NF_NAT 193 help 194 The IPv6 NAT option allows masquerading, port forwarding and other 195 forms of full Network Address Port Translation. It is controlled by 196 the `nat' table in ip6tables, see the man page for ip6tables(8). 197 198 To compile it as a module, choose M here. If unsure, say N. 199 200if NF_NAT_IPV6 201 202config IP6_NF_TARGET_MASQUERADE 203 tristate "MASQUERADE target support" 204 help 205 Masquerading is a special case of NAT: all outgoing connections are 206 changed to seem to come from a particular interface's address, and 207 if the interface goes down, those connections are lost. This is 208 only useful for dialup accounts with dynamic IP address (ie. your IP 209 address will be different on next dialup). 210 211 To compile it as a module, choose M here. If unsure, say N. 212 213config IP6_NF_TARGET_NPT 214 tristate "NPT (Network Prefix translation) target support" 215 help 216 This option adds the `SNPT' and `DNPT' target, which perform 217 stateless IPv6-to-IPv6 Network Prefix Translation per RFC 6296. 218 219 To compile it as a module, choose M here. If unsure, say N. 220 221endif # NF_NAT_IPV6 222 223endif # IP6_NF_IPTABLES 224 225endmenu 226 227