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Diffstat (limited to 'kernel/net/ipv6/Kconfig')
| -rw-r--r-- | kernel/net/ipv6/Kconfig | 261 |
1 files changed, 261 insertions, 0 deletions
diff --git a/kernel/net/ipv6/Kconfig b/kernel/net/ipv6/Kconfig new file mode 100644 index 000000000..438a73aa7 --- /dev/null +++ b/kernel/net/ipv6/Kconfig @@ -0,0 +1,261 @@ +# +# IPv6 configuration +# + +# IPv6 as module will cause a CRASH if you try to unload it +menuconfig IPV6 + tristate "The IPv6 protocol" + default m + ---help--- + This is complemental support for the IP version 6. + You will still be able to do traditional IPv4 networking as well. + + For general information about IPv6, see + <https://en.wikipedia.org/wiki/IPv6>. + For Linux IPv6 development information, see <http://www.linux-ipv6.org>. + For specific information about IPv6 under Linux, read the HOWTO at + <http://www.bieringer.de/linux/IPv6/>. + + To compile this protocol support as a module, choose M here: the + module will be called ipv6. + +if IPV6 + +config IPV6_ROUTER_PREF + bool "IPv6: Router Preference (RFC 4191) support" + ---help--- + Router Preference is an optional extension to the Router + Advertisement message which improves the ability of hosts + to pick an appropriate router, especially when the hosts + are placed in a multi-homed network. + + If unsure, say N. + +config IPV6_ROUTE_INFO + bool "IPv6: Route Information (RFC 4191) support" + depends on IPV6_ROUTER_PREF + ---help--- + This is experimental support of Route Information. + + If unsure, say N. + +config IPV6_OPTIMISTIC_DAD + bool "IPv6: Enable RFC 4429 Optimistic DAD" + ---help--- + This is experimental support for optimistic Duplicate + Address Detection. It allows for autoconfigured addresses + to be used more quickly. + + If unsure, say N. + +config INET6_AH + tristate "IPv6: AH transformation" + select XFRM_ALGO + select CRYPTO + select CRYPTO_HMAC + select CRYPTO_MD5 + select CRYPTO_SHA1 + ---help--- + Support for IPsec AH. + + If unsure, say Y. + +config INET6_ESP + tristate "IPv6: ESP transformation" + select XFRM_ALGO + select CRYPTO + select CRYPTO_AUTHENC + select CRYPTO_HMAC + select CRYPTO_MD5 + select CRYPTO_CBC + select CRYPTO_SHA1 + select CRYPTO_DES + ---help--- + Support for IPsec ESP. + + If unsure, say Y. + +config INET6_IPCOMP + tristate "IPv6: IPComp transformation" + select INET6_XFRM_TUNNEL + select XFRM_IPCOMP + ---help--- + Support for IP Payload Compression Protocol (IPComp) (RFC3173), + typically needed for IPsec. + + If unsure, say Y. + +config IPV6_MIP6 + tristate "IPv6: Mobility" + select XFRM + ---help--- + Support for IPv6 Mobility described in RFC 3775. + + If unsure, say N. + +config INET6_XFRM_TUNNEL + tristate + select INET6_TUNNEL + default n + +config INET6_TUNNEL + tristate + default n + +config INET6_XFRM_MODE_TRANSPORT + tristate "IPv6: IPsec transport mode" + default IPV6 + select XFRM + ---help--- + Support for IPsec transport mode. + + If unsure, say Y. + +config INET6_XFRM_MODE_TUNNEL + tristate "IPv6: IPsec tunnel mode" + default IPV6 + select XFRM + ---help--- + Support for IPsec tunnel mode. + + If unsure, say Y. + +config INET6_XFRM_MODE_BEET + tristate "IPv6: IPsec BEET mode" + default IPV6 + select XFRM + ---help--- + Support for IPsec BEET mode. + + If unsure, say Y. + +config INET6_XFRM_MODE_ROUTEOPTIMIZATION + tristate "IPv6: MIPv6 route optimization mode" + select XFRM + ---help--- + Support for MIPv6 route optimization mode. + +config IPV6_VTI +tristate "Virtual (secure) IPv6: tunneling" + select IPV6_TUNNEL + select NET_IP_TUNNEL + depends on INET6_XFRM_MODE_TUNNEL + ---help--- + Tunneling means encapsulating data of one protocol type within + another protocol and sending it over a channel that understands the + encapsulating protocol. This can be used with xfrm mode tunnel to give + the notion of a secure tunnel for IPSEC and then use routing protocol + on top. + +config IPV6_SIT + tristate "IPv6: IPv6-in-IPv4 tunnel (SIT driver)" + select INET_TUNNEL + select NET_IP_TUNNEL + select IPV6_NDISC_NODETYPE + default y + ---help--- + Tunneling means encapsulating data of one protocol type within + another protocol and sending it over a channel that understands the + encapsulating protocol. This driver implements encapsulation of IPv6 + into IPv4 packets. This is useful if you want to connect two IPv6 + networks over an IPv4-only path. + + Saying M here will produce a module called sit. If unsure, say Y. + +config IPV6_SIT_6RD + bool "IPv6: IPv6 Rapid Deployment (6RD)" + depends on IPV6_SIT + default n + ---help--- + IPv6 Rapid Deployment (6rd; draft-ietf-softwire-ipv6-6rd) builds upon + mechanisms of 6to4 (RFC3056) to enable a service provider to rapidly + deploy IPv6 unicast service to IPv4 sites to which it provides + customer premise equipment. Like 6to4, it utilizes stateless IPv6 in + IPv4 encapsulation in order to transit IPv4-only network + infrastructure. Unlike 6to4, a 6rd service provider uses an IPv6 + prefix of its own in place of the fixed 6to4 prefix. + + With this option enabled, the SIT driver offers 6rd functionality by + providing additional ioctl API to configure the IPv6 Prefix for in + stead of static 2002::/16 for 6to4. + + If unsure, say N. + +config IPV6_NDISC_NODETYPE + bool + +config IPV6_TUNNEL + tristate "IPv6: IP-in-IPv6 tunnel (RFC2473)" + select INET6_TUNNEL + ---help--- + Support for IPv6-in-IPv6 and IPv4-in-IPv6 tunnels described in + RFC 2473. + + If unsure, say N. + +config IPV6_GRE + tristate "IPv6: GRE tunnel" + select IPV6_TUNNEL + select NET_IP_TUNNEL + ---help--- + Tunneling means encapsulating data of one protocol type within + another protocol and sending it over a channel that understands the + encapsulating protocol. This particular tunneling driver implements + GRE (Generic Routing Encapsulation) and at this time allows + encapsulating of IPv4 or IPv6 over existing IPv6 infrastructure. + This driver is useful if the other endpoint is a Cisco router: Cisco + likes GRE much better than the other Linux tunneling driver ("IP + tunneling" above). In addition, GRE allows multicast redistribution + through the tunnel. + + Saying M here will produce a module called ip6_gre. If unsure, say N. + +config IPV6_MULTIPLE_TABLES + bool "IPv6: Multiple Routing Tables" + select FIB_RULES + ---help--- + Support multiple routing tables. + +config IPV6_SUBTREES + bool "IPv6: source address based routing" + depends on IPV6_MULTIPLE_TABLES + ---help--- + Enable routing by source address or prefix. + + The destination address is still the primary routing key, so mixing + normal and source prefix specific routes in the same routing table + may sometimes lead to unintended routing behavior. This can be + avoided by defining different routing tables for the normal and + source prefix specific routes. + + If unsure, say N. + +config IPV6_MROUTE + bool "IPv6: multicast routing" + depends on IPV6 + ---help--- + Experimental support for IPv6 multicast forwarding. + If unsure, say N. + +config IPV6_MROUTE_MULTIPLE_TABLES + bool "IPv6: multicast policy routing" + depends on IPV6_MROUTE + select FIB_RULES + help + Normally, a multicast router runs a userspace daemon and decides + what to do with a multicast packet based on the source and + destination addresses. If you say Y here, the multicast router + will also be able to take interfaces and packet marks into + account and run multiple instances of userspace daemons + simultaneously, each one handling a single table. + + If unsure, say N. + +config IPV6_PIMSM_V2 + bool "IPv6: PIM-SM version 2 support" + depends on IPV6_MROUTE + ---help--- + Support for IPv6 PIM multicast routing protocol PIM-SMv2. + If unsure, say N. + +endif # IPV6 |