Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | # |
| 2 | # IP netfilter configuration |
| 3 | # |
| 4 | |
| 5 | menu "IP: Netfilter Configuration" |
| 6 | depends on INET && NETFILTER |
| 7 | |
KOVACS Krisztian | 73e4022 | 2008-10-08 11:35:12 +0200 | [diff] [blame] | 8 | config NF_DEFRAG_IPV4 |
| 9 | tristate |
| 10 | default n |
| 11 | |
Yasuyuki Kozakai | 9fb9cbb | 2005-11-09 16:38:16 -0800 | [diff] [blame] | 12 | config NF_CONNTRACK_IPV4 |
Patrick McHardy | c9386cf | 2007-01-04 12:16:06 -0800 | [diff] [blame] | 13 | tristate "IPv4 connection tracking support (required for NAT)" |
| 14 | depends on NF_CONNTRACK |
Patrick McHardy | 33b8e77 | 2007-12-17 22:47:05 -0800 | [diff] [blame] | 15 | default m if NETFILTER_ADVANCED=n |
KOVACS Krisztian | 73e4022 | 2008-10-08 11:35:12 +0200 | [diff] [blame] | 16 | select NF_DEFRAG_IPV4 |
Yasuyuki Kozakai | 9fb9cbb | 2005-11-09 16:38:16 -0800 | [diff] [blame] | 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 IPv4 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 | |
Patrick McHardy | a999e68 | 2006-11-29 02:35:20 +0100 | [diff] [blame] | 28 | config NF_CONNTRACK_PROC_COMPAT |
| 29 | bool "proc/sysctl compatibility with old connection tracking" |
Patrick McHardy | 0c4ca1b | 2006-12-02 22:04:24 -0800 | [diff] [blame] | 30 | depends on NF_CONNTRACK_IPV4 |
Patrick McHardy | a999e68 | 2006-11-29 02:35:20 +0100 | [diff] [blame] | 31 | default y |
| 32 | help |
| 33 | This option enables /proc and sysctl compatibility with the old |
Stephen Hemminger | 67c0d57 | 2009-03-16 15:17:23 +0100 | [diff] [blame] | 34 | layer 3 dependent connection tracking. This is needed to keep |
Patrick McHardy | a999e68 | 2006-11-29 02:35:20 +0100 | [diff] [blame] | 35 | old programs that have not been adapted to the new names working. |
| 36 | |
| 37 | If unsure, say Y. |
| 38 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 39 | config IP_NF_QUEUE |
Harald Welte | 7af4cc3 | 2005-08-09 19:44:15 -0700 | [diff] [blame] | 40 | tristate "IP Userspace queueing via NETLINK (OBSOLETE)" |
Patrick McHardy | 33b8e77 | 2007-12-17 22:47:05 -0800 | [diff] [blame] | 41 | depends on NETFILTER_ADVANCED |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 42 | help |
| 43 | Netfilter has the ability to queue packets to user space: the |
| 44 | netlink device can be used to access them using this driver. |
| 45 | |
Harald Welte | 7af4cc3 | 2005-08-09 19:44:15 -0700 | [diff] [blame] | 46 | This option enables the old IPv4-only "ip_queue" implementation |
| 47 | which has been obsoleted by the new "nfnetlink_queue" code (see |
| 48 | CONFIG_NETFILTER_NETLINK_QUEUE). |
| 49 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 50 | To compile it as a module, choose M here. If unsure, say N. |
| 51 | |
| 52 | config IP_NF_IPTABLES |
| 53 | tristate "IP tables support (required for filtering/masq/NAT)" |
Patrick McHardy | 33b8e77 | 2007-12-17 22:47:05 -0800 | [diff] [blame] | 54 | default m if NETFILTER_ADVANCED=n |
Patrick McHardy | a3c941b | 2007-02-12 11:15:02 -0800 | [diff] [blame] | 55 | select NETFILTER_XTABLES |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 56 | help |
| 57 | iptables is a general, extensible packet identification framework. |
| 58 | The packet filtering and full NAT (masquerading, port forwarding, |
| 59 | etc) subsystems now use this: say `Y' or `M' here if you want to use |
| 60 | either of those. |
| 61 | |
| 62 | To compile it as a module, choose M here. If unsure, say N. |
| 63 | |
Jan Engelhardt | c2df73d | 2008-10-08 11:35:18 +0200 | [diff] [blame] | 64 | if IP_NF_IPTABLES |
| 65 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 66 | # The matches. |
Jan Engelhardt | aba0d34 | 2008-10-08 11:35:17 +0200 | [diff] [blame] | 67 | config IP_NF_MATCH_ADDRTYPE |
| 68 | tristate '"addrtype" address type match support' |
Patrick McHardy | 33b8e77 | 2007-12-17 22:47:05 -0800 | [diff] [blame] | 69 | depends on NETFILTER_ADVANCED |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 70 | help |
Jan Engelhardt | aba0d34 | 2008-10-08 11:35:17 +0200 | [diff] [blame] | 71 | This option allows you to match what routing thinks of an address, |
| 72 | eg. UNICAST, LOCAL, BROADCAST, ... |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 73 | |
Jan Engelhardt | aba0d34 | 2008-10-08 11:35:17 +0200 | [diff] [blame] | 74 | If you want to compile it as a module, say M here and read |
| 75 | <file:Documentation/kbuild/modules.txt>. If unsure, say `N'. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 76 | |
Yasuyuki Kozakai | dc5ab2f | 2006-04-01 02:22:30 -0800 | [diff] [blame] | 77 | config IP_NF_MATCH_AH |
Jan Engelhardt | 4c37799 | 2007-12-04 23:31:59 -0800 | [diff] [blame] | 78 | tristate '"ah" match support' |
Patrick McHardy | 33b8e77 | 2007-12-17 22:47:05 -0800 | [diff] [blame] | 79 | depends on NETFILTER_ADVANCED |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 80 | help |
Yasuyuki Kozakai | dc5ab2f | 2006-04-01 02:22:30 -0800 | [diff] [blame] | 81 | This match extension allows you to match a range of SPIs |
| 82 | inside AH header of IPSec packets. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 83 | |
| 84 | To compile it as a module, choose M here. If unsure, say N. |
| 85 | |
Jan Engelhardt | aba0d34 | 2008-10-08 11:35:17 +0200 | [diff] [blame] | 86 | config IP_NF_MATCH_ECN |
| 87 | tristate '"ecn" match support' |
Jan Engelhardt | aba0d34 | 2008-10-08 11:35:17 +0200 | [diff] [blame] | 88 | depends on NETFILTER_ADVANCED |
| 89 | help |
| 90 | This option adds a `ECN' match, which allows you to match against |
| 91 | the IPv4 and TCP header ECN fields. |
| 92 | |
| 93 | To compile it as a module, choose M here. If unsure, say N. |
| 94 | |
Jan Engelhardt | 4323362 | 2009-02-19 11:16:03 +0100 | [diff] [blame] | 95 | config IP_NF_MATCH_TTL |
| 96 | tristate '"ttl" match support' |
| 97 | depends on NETFILTER_ADVANCED |
| 98 | select NETFILTER_XT_MATCH_HL |
| 99 | ---help--- |
| 100 | This is a backwards-compat option for the user's convenience |
| 101 | (e.g. when running oldconfig). It selects |
Stephen Hemminger | 67c0d57 | 2009-03-16 15:17:23 +0100 | [diff] [blame] | 102 | CONFIG_NETFILTER_XT_MATCH_HL. |
Jan Engelhardt | 4323362 | 2009-02-19 11:16:03 +0100 | [diff] [blame] | 103 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 104 | # `filter', generic and specific targets |
| 105 | config IP_NF_FILTER |
| 106 | tristate "Packet filtering" |
Patrick McHardy | 33b8e77 | 2007-12-17 22:47:05 -0800 | [diff] [blame] | 107 | default m if NETFILTER_ADVANCED=n |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 108 | help |
| 109 | Packet filtering defines a table `filter', which has a series of |
| 110 | rules for simple packet filtering at local input, forwarding and |
| 111 | local output. See the man page for iptables(8). |
| 112 | |
| 113 | To compile it as a module, choose M here. If unsure, say N. |
| 114 | |
| 115 | config IP_NF_TARGET_REJECT |
| 116 | tristate "REJECT target support" |
| 117 | depends on IP_NF_FILTER |
Patrick McHardy | 33b8e77 | 2007-12-17 22:47:05 -0800 | [diff] [blame] | 118 | default m if NETFILTER_ADVANCED=n |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 119 | help |
| 120 | The REJECT target allows a filtering rule to specify that an ICMP |
| 121 | error should be issued in response to an incoming packet, rather |
| 122 | than silently being dropped. |
| 123 | |
| 124 | To compile it as a module, choose M here. If unsure, say N. |
| 125 | |
| 126 | config IP_NF_TARGET_LOG |
| 127 | tristate "LOG target support" |
Patrick McHardy | 33b8e77 | 2007-12-17 22:47:05 -0800 | [diff] [blame] | 128 | default m if NETFILTER_ADVANCED=n |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 129 | help |
| 130 | This option adds a `LOG' target, which allows you to create rules in |
| 131 | any iptables table which records the packet header to the syslog. |
| 132 | |
| 133 | To compile it as a module, choose M here. If unsure, say N. |
| 134 | |
| 135 | config IP_NF_TARGET_ULOG |
Thomas Voegtle | 44adf28 | 2006-04-24 17:15:54 -0700 | [diff] [blame] | 136 | tristate "ULOG target support" |
Patrick McHardy | 33b8e77 | 2007-12-17 22:47:05 -0800 | [diff] [blame] | 137 | default m if NETFILTER_ADVANCED=n |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 138 | ---help--- |
Harald Welte | f40863c | 2005-10-10 20:51:53 -0700 | [diff] [blame] | 139 | |
| 140 | This option enables the old IPv4-only "ipt_ULOG" implementation |
| 141 | which has been obsoleted by the new "nfnetlink_log" code (see |
| 142 | CONFIG_NETFILTER_NETLINK_LOG). |
| 143 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 144 | This option adds a `ULOG' target, which allows you to create rules in |
| 145 | any iptables table. The packet is passed to a userspace logging |
| 146 | daemon using netlink multicast sockets; unlike the LOG target |
| 147 | which can only be viewed through syslog. |
| 148 | |
Matt LaPlante | 44c0920 | 2006-10-03 22:34:14 +0200 | [diff] [blame] | 149 | The appropriate userspace logging daemon (ulogd) may be obtained from |
Justin P. Mattock | 631dd1a | 2010-10-18 11:03:14 +0200 | [diff] [blame] | 150 | <http://www.netfilter.org/projects/ulogd/index.html> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 151 | |
| 152 | To compile it as a module, choose M here. If unsure, say N. |
| 153 | |
Jozsef Kadlecsik | 5b1158e | 2006-12-02 22:07:13 -0800 | [diff] [blame] | 154 | # NAT + specific targets: nf_conntrack |
| 155 | config NF_NAT |
| 156 | tristate "Full NAT" |
Jan Engelhardt | c2df73d | 2008-10-08 11:35:18 +0200 | [diff] [blame] | 157 | depends on NF_CONNTRACK_IPV4 |
Patrick McHardy | 33b8e77 | 2007-12-17 22:47:05 -0800 | [diff] [blame] | 158 | default m if NETFILTER_ADVANCED=n |
Jozsef Kadlecsik | 5b1158e | 2006-12-02 22:07:13 -0800 | [diff] [blame] | 159 | help |
| 160 | The Full NAT option allows masquerading, port forwarding and other |
| 161 | forms of full Network Address Port Translation. It is controlled by |
| 162 | the `nat' table in iptables: see the man page for iptables(8). |
| 163 | |
| 164 | To compile it as a module, choose M here. If unsure, say N. |
| 165 | |
Jozsef Kadlecsik | 5b1158e | 2006-12-02 22:07:13 -0800 | [diff] [blame] | 166 | config NF_NAT_NEEDED |
| 167 | bool |
| 168 | depends on NF_NAT |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 169 | default y |
| 170 | |
| 171 | config IP_NF_TARGET_MASQUERADE |
| 172 | tristate "MASQUERADE target support" |
Patrick McHardy | 587aa64 | 2007-03-14 16:37:25 -0700 | [diff] [blame] | 173 | depends on NF_NAT |
Patrick McHardy | 33b8e77 | 2007-12-17 22:47:05 -0800 | [diff] [blame] | 174 | default m if NETFILTER_ADVANCED=n |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 175 | help |
| 176 | Masquerading is a special case of NAT: all outgoing connections are |
| 177 | changed to seem to come from a particular interface's address, and |
| 178 | if the interface goes down, those connections are lost. This is |
| 179 | only useful for dialup accounts with dynamic IP address (ie. your IP |
| 180 | address will be different on next dialup). |
| 181 | |
| 182 | To compile it as a module, choose M here. If unsure, say N. |
| 183 | |
Jan Engelhardt | aba0d34 | 2008-10-08 11:35:17 +0200 | [diff] [blame] | 184 | config IP_NF_TARGET_NETMAP |
| 185 | tristate "NETMAP target support" |
| 186 | depends on NF_NAT |
| 187 | depends on NETFILTER_ADVANCED |
| 188 | help |
| 189 | NETMAP is an implementation of static 1:1 NAT mapping of network |
| 190 | addresses. It maps the network address part, while keeping the host |
| 191 | address part intact. |
| 192 | |
| 193 | To compile it as a module, choose M here. If unsure, say N. |
| 194 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 195 | config IP_NF_TARGET_REDIRECT |
| 196 | tristate "REDIRECT target support" |
Patrick McHardy | 587aa64 | 2007-03-14 16:37:25 -0700 | [diff] [blame] | 197 | depends on NF_NAT |
Patrick McHardy | 33b8e77 | 2007-12-17 22:47:05 -0800 | [diff] [blame] | 198 | depends on NETFILTER_ADVANCED |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 199 | help |
| 200 | REDIRECT is a special case of NAT: all incoming connections are |
| 201 | mapped onto the incoming interface's address, causing the packets to |
| 202 | come to the local machine instead of passing through. This is |
| 203 | useful for transparent proxies. |
| 204 | |
| 205 | To compile it as a module, choose M here. If unsure, say N. |
| 206 | |
Patrick McHardy | 807467c | 2006-12-02 22:10:34 -0800 | [diff] [blame] | 207 | config NF_NAT_SNMP_BASIC |
Patrick McHardy | 8ce22fc | 2008-01-14 23:31:36 -0800 | [diff] [blame] | 208 | tristate "Basic SNMP-ALG support" |
Jiri Olsa | 93557f5 | 2011-01-18 18:12:24 +0100 | [diff] [blame^] | 209 | depends on NF_CONNTRACK_SNMP && NF_NAT |
Patrick McHardy | 33b8e77 | 2007-12-17 22:47:05 -0800 | [diff] [blame] | 210 | depends on NETFILTER_ADVANCED |
Jiri Olsa | 93557f5 | 2011-01-18 18:12:24 +0100 | [diff] [blame^] | 211 | default NF_NAT && NF_CONNTRACK_SNMP |
Patrick McHardy | 807467c | 2006-12-02 22:10:34 -0800 | [diff] [blame] | 212 | ---help--- |
| 213 | |
| 214 | This module implements an Application Layer Gateway (ALG) for |
| 215 | SNMP payloads. In conjunction with NAT, it allows a network |
| 216 | management system to access multiple private networks with |
| 217 | conflicting addresses. It works by modifying IP addresses |
| 218 | inside SNMP payloads to match IP-layer NAT mapping. |
| 219 | |
| 220 | This is the "basic" form of SNMP-ALG, as described in RFC 2962 |
| 221 | |
| 222 | To compile it as a module, choose M here. If unsure, say N. |
| 223 | |
Jozsef Kadlecsik | 55a7332 | 2006-12-02 22:07:44 -0800 | [diff] [blame] | 224 | # If they want FTP, set to $CONFIG_IP_NF_NAT (m or y), |
| 225 | # or $CONFIG_IP_NF_FTP (m or y), whichever is weaker. |
| 226 | # From kconfig-language.txt: |
| 227 | # |
| 228 | # <expr> '&&' <expr> (6) |
| 229 | # |
| 230 | # (6) Returns the result of min(/expr/, /expr/). |
Patrick McHardy | 4910a08 | 2008-03-20 15:15:57 +0100 | [diff] [blame] | 231 | config NF_NAT_PROTO_DCCP |
| 232 | tristate |
| 233 | depends on NF_NAT && NF_CT_PROTO_DCCP |
| 234 | default NF_NAT && NF_CT_PROTO_DCCP |
| 235 | |
Patrick McHardy | f09943f | 2006-12-02 22:09:41 -0800 | [diff] [blame] | 236 | config NF_NAT_PROTO_GRE |
| 237 | tristate |
| 238 | depends on NF_NAT && NF_CT_PROTO_GRE |
| 239 | |
Patrick McHardy | 6185f87 | 2008-03-20 15:15:51 +0100 | [diff] [blame] | 240 | config NF_NAT_PROTO_UDPLITE |
| 241 | tristate |
| 242 | depends on NF_NAT && NF_CT_PROTO_UDPLITE |
| 243 | default NF_NAT && NF_CT_PROTO_UDPLITE |
| 244 | |
Patrick McHardy | 9d908a6 | 2008-04-14 11:15:50 +0200 | [diff] [blame] | 245 | config NF_NAT_PROTO_SCTP |
| 246 | tristate |
| 247 | default NF_NAT && NF_CT_PROTO_SCTP |
| 248 | depends on NF_NAT && NF_CT_PROTO_SCTP |
Patrick McHardy | 4e9d8a7 | 2008-04-19 17:52:51 -0700 | [diff] [blame] | 249 | select LIBCRC32C |
Patrick McHardy | 9d908a6 | 2008-04-14 11:15:50 +0200 | [diff] [blame] | 250 | |
Jozsef Kadlecsik | 55a7332 | 2006-12-02 22:07:44 -0800 | [diff] [blame] | 251 | config NF_NAT_FTP |
| 252 | tristate |
Jan Engelhardt | c2df73d | 2008-10-08 11:35:18 +0200 | [diff] [blame] | 253 | depends on NF_CONNTRACK && NF_NAT |
Jozsef Kadlecsik | 55a7332 | 2006-12-02 22:07:44 -0800 | [diff] [blame] | 254 | default NF_NAT && NF_CONNTRACK_FTP |
| 255 | |
Patrick McHardy | 869f37d | 2006-12-02 22:09:06 -0800 | [diff] [blame] | 256 | config NF_NAT_IRC |
| 257 | tristate |
Jan Engelhardt | c2df73d | 2008-10-08 11:35:18 +0200 | [diff] [blame] | 258 | depends on NF_CONNTRACK && NF_NAT |
Patrick McHardy | 869f37d | 2006-12-02 22:09:06 -0800 | [diff] [blame] | 259 | default NF_NAT && NF_CONNTRACK_IRC |
| 260 | |
Patrick McHardy | a536df3 | 2006-12-02 22:10:18 -0800 | [diff] [blame] | 261 | config NF_NAT_TFTP |
| 262 | tristate |
Jan Engelhardt | c2df73d | 2008-10-08 11:35:18 +0200 | [diff] [blame] | 263 | depends on NF_CONNTRACK && NF_NAT |
Patrick McHardy | a536df3 | 2006-12-02 22:10:18 -0800 | [diff] [blame] | 264 | default NF_NAT && NF_CONNTRACK_TFTP |
| 265 | |
Patrick McHardy | 1695890 | 2006-12-02 22:08:26 -0800 | [diff] [blame] | 266 | config NF_NAT_AMANDA |
| 267 | tristate |
Jan Engelhardt | c2df73d | 2008-10-08 11:35:18 +0200 | [diff] [blame] | 268 | depends on NF_CONNTRACK && NF_NAT |
Patrick McHardy | 1695890 | 2006-12-02 22:08:26 -0800 | [diff] [blame] | 269 | default NF_NAT && NF_CONNTRACK_AMANDA |
| 270 | |
Patrick McHardy | f09943f | 2006-12-02 22:09:41 -0800 | [diff] [blame] | 271 | config NF_NAT_PPTP |
| 272 | tristate |
Jan Engelhardt | c2df73d | 2008-10-08 11:35:18 +0200 | [diff] [blame] | 273 | depends on NF_CONNTRACK && NF_NAT |
Patrick McHardy | f09943f | 2006-12-02 22:09:41 -0800 | [diff] [blame] | 274 | default NF_NAT && NF_CONNTRACK_PPTP |
| 275 | select NF_NAT_PROTO_GRE |
| 276 | |
Patrick McHardy | f587de0 | 2006-12-02 22:08:46 -0800 | [diff] [blame] | 277 | config NF_NAT_H323 |
| 278 | tristate |
Jan Engelhardt | c2df73d | 2008-10-08 11:35:18 +0200 | [diff] [blame] | 279 | depends on NF_CONNTRACK && NF_NAT |
Patrick McHardy | f587de0 | 2006-12-02 22:08:46 -0800 | [diff] [blame] | 280 | default NF_NAT && NF_CONNTRACK_H323 |
| 281 | |
Patrick McHardy | 9fafcd7 | 2006-12-02 22:09:57 -0800 | [diff] [blame] | 282 | config NF_NAT_SIP |
| 283 | tristate |
Jan Engelhardt | c2df73d | 2008-10-08 11:35:18 +0200 | [diff] [blame] | 284 | depends on NF_CONNTRACK && NF_NAT |
Patrick McHardy | 9fafcd7 | 2006-12-02 22:09:57 -0800 | [diff] [blame] | 285 | default NF_NAT && NF_CONNTRACK_SIP |
| 286 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 287 | # mangle + specific targets |
| 288 | config IP_NF_MANGLE |
| 289 | tristate "Packet mangling" |
Patrick McHardy | 33b8e77 | 2007-12-17 22:47:05 -0800 | [diff] [blame] | 290 | default m if NETFILTER_ADVANCED=n |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 291 | help |
| 292 | This option adds a `mangle' table to iptables: see the man page for |
| 293 | iptables(8). This table is used for various packet alterations |
| 294 | which can effect how the packet is routed. |
| 295 | |
| 296 | To compile it as a module, choose M here. If unsure, say N. |
| 297 | |
Jan Engelhardt | aba0d34 | 2008-10-08 11:35:17 +0200 | [diff] [blame] | 298 | config IP_NF_TARGET_CLUSTERIP |
| 299 | tristate "CLUSTERIP target support (EXPERIMENTAL)" |
| 300 | depends on IP_NF_MANGLE && EXPERIMENTAL |
| 301 | depends on NF_CONNTRACK_IPV4 |
| 302 | depends on NETFILTER_ADVANCED |
| 303 | select NF_CONNTRACK_MARK |
| 304 | help |
| 305 | The CLUSTERIP target allows you to build load-balancing clusters of |
| 306 | network servers without having a dedicated load-balancing |
| 307 | router/server/switch. |
| 308 | |
| 309 | To compile it as a module, choose M here. If unsure, say N. |
| 310 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 311 | config IP_NF_TARGET_ECN |
| 312 | tristate "ECN target support" |
| 313 | depends on IP_NF_MANGLE |
Patrick McHardy | 33b8e77 | 2007-12-17 22:47:05 -0800 | [diff] [blame] | 314 | depends on NETFILTER_ADVANCED |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 315 | ---help--- |
| 316 | This option adds a `ECN' target, which can be used in the iptables mangle |
| 317 | table. |
| 318 | |
| 319 | You can use this target to remove the ECN bits from the IPv4 header of |
| 320 | an IP packet. This is particularly useful, if you need to work around |
| 321 | existing ECN blackholes on the internet, but don't want to disable |
| 322 | ECN support in general. |
| 323 | |
| 324 | To compile it as a module, choose M here. If unsure, say N. |
| 325 | |
Jan Engelhardt | 4323362 | 2009-02-19 11:16:03 +0100 | [diff] [blame] | 326 | config IP_NF_TARGET_TTL |
| 327 | tristate '"TTL" target support' |
Randy Dunlap | 76b6717 | 2010-10-18 11:13:30 +0200 | [diff] [blame] | 328 | depends on NETFILTER_ADVANCED && IP_NF_MANGLE |
Jan Engelhardt | 4323362 | 2009-02-19 11:16:03 +0100 | [diff] [blame] | 329 | select NETFILTER_XT_TARGET_HL |
| 330 | ---help--- |
Randy Dunlap | 76b6717 | 2010-10-18 11:13:30 +0200 | [diff] [blame] | 331 | This is a backwards-compatible option for the user's convenience |
Jan Engelhardt | 4323362 | 2009-02-19 11:16:03 +0100 | [diff] [blame] | 332 | (e.g. when running oldconfig). It selects |
Stephen Hemminger | 67c0d57 | 2009-03-16 15:17:23 +0100 | [diff] [blame] | 333 | CONFIG_NETFILTER_XT_TARGET_HL. |
Jan Engelhardt | 4323362 | 2009-02-19 11:16:03 +0100 | [diff] [blame] | 334 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 335 | # raw + specific targets |
| 336 | config IP_NF_RAW |
| 337 | tristate 'raw table support (required for NOTRACK/TRACE)' |
Patrick McHardy | 33b8e77 | 2007-12-17 22:47:05 -0800 | [diff] [blame] | 338 | depends on NETFILTER_ADVANCED |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 339 | help |
| 340 | This option adds a `raw' table to iptables. This table is the very |
| 341 | first in the netfilter framework and hooks in at the PREROUTING |
| 342 | and OUTPUT chains. |
| 343 | |
| 344 | If you want to compile it as a module, say M here and read |
Dirk Hohndel | e403149 | 2007-10-30 13:37:19 -0700 | [diff] [blame] | 345 | <file:Documentation/kbuild/modules.txt>. If unsure, say `N'. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 346 | |
James Morris | 560ee65 | 2008-06-09 15:57:24 -0700 | [diff] [blame] | 347 | # security table for MAC policy |
| 348 | config IP_NF_SECURITY |
| 349 | tristate "Security table" |
James Morris | 560ee65 | 2008-06-09 15:57:24 -0700 | [diff] [blame] | 350 | depends on SECURITY |
Patrick McHardy | 70eed75 | 2008-07-23 16:42:42 -0700 | [diff] [blame] | 351 | depends on NETFILTER_ADVANCED |
James Morris | 560ee65 | 2008-06-09 15:57:24 -0700 | [diff] [blame] | 352 | help |
| 353 | This option adds a `security' table to iptables, for use |
| 354 | with Mandatory Access Control (MAC) policy. |
| 355 | |
| 356 | If unsure, say N. |
| 357 | |
Jan Engelhardt | c2df73d | 2008-10-08 11:35:18 +0200 | [diff] [blame] | 358 | endif # IP_NF_IPTABLES |
| 359 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 360 | # ARP tables |
| 361 | config IP_NF_ARPTABLES |
| 362 | tristate "ARP tables support" |
Patrick McHardy | a3c941b | 2007-02-12 11:15:02 -0800 | [diff] [blame] | 363 | select NETFILTER_XTABLES |
Patrick McHardy | 33b8e77 | 2007-12-17 22:47:05 -0800 | [diff] [blame] | 364 | depends on NETFILTER_ADVANCED |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 365 | help |
| 366 | arptables is a general, extensible packet identification framework. |
| 367 | The ARP packet filtering and mangling (manipulation)subsystems |
| 368 | use this: say Y or M here if you want to use either of those. |
| 369 | |
| 370 | To compile it as a module, choose M here. If unsure, say N. |
| 371 | |
Jan Engelhardt | c2df73d | 2008-10-08 11:35:18 +0200 | [diff] [blame] | 372 | if IP_NF_ARPTABLES |
| 373 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 374 | config IP_NF_ARPFILTER |
| 375 | tristate "ARP packet filtering" |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 376 | help |
| 377 | ARP packet filtering defines a table `filter', which has a series of |
| 378 | rules for simple ARP packet filtering at local input and |
| 379 | local output. On a bridge, you can also specify filtering rules |
| 380 | for forwarded ARP packets. See the man page for arptables(8). |
| 381 | |
| 382 | To compile it as a module, choose M here. If unsure, say N. |
| 383 | |
| 384 | config IP_NF_ARP_MANGLE |
| 385 | tristate "ARP payload mangling" |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 386 | help |
| 387 | Allows altering the ARP packet payload: source and destination |
| 388 | hardware and network addresses. |
| 389 | |
Jan Engelhardt | c2df73d | 2008-10-08 11:35:18 +0200 | [diff] [blame] | 390 | endif # IP_NF_ARPTABLES |
| 391 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 392 | endmenu |
| 393 | |