|  | # | 
|  | # IPv6 configuration | 
|  | # | 
|  |  | 
|  | #   IPv6 as module will cause a CRASH if you try to unload it | 
|  | config IPV6 | 
|  | tristate "The IPv6 protocol" | 
|  | default m | 
|  | select CRYPTO if IPV6_PRIVACY | 
|  | select CRYPTO_MD5 if IPV6_PRIVACY | 
|  | ---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 | 
|  | <http://playground.sun.com/pub/ipng/html/ipng-main.html>. | 
|  | 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. | 
|  |  | 
|  | config IPV6_PRIVACY | 
|  | bool "IPv6: Privacy Extensions (RFC 3041) support" | 
|  | depends on IPV6 | 
|  | ---help--- | 
|  | Privacy Extensions for Stateless Address Autoconfiguration in IPv6 | 
|  | support.  With this option, additional periodically-alter | 
|  | pseudo-random global-scope unicast address(es) will assigned to | 
|  | your interface(s). | 
|  |  | 
|  | By default, kernel do not generate temporary addresses. | 
|  | To use temporary addresses, do | 
|  |  | 
|  | echo 2 >/proc/sys/net/ipv6/conf/all/use_tempaddr | 
|  |  | 
|  | See <file:Documentation/networking/ip-sysctl.txt> for details. | 
|  |  | 
|  | config INET6_AH | 
|  | tristate "IPv6: AH transformation" | 
|  | depends on IPV6 | 
|  | select XFRM | 
|  | 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" | 
|  | depends on IPV6 | 
|  | select XFRM | 
|  | select CRYPTO | 
|  | select CRYPTO_HMAC | 
|  | select CRYPTO_MD5 | 
|  | select CRYPTO_SHA1 | 
|  | select CRYPTO_DES | 
|  | ---help--- | 
|  | Support for IPsec ESP. | 
|  |  | 
|  | If unsure, say Y. | 
|  |  | 
|  | config INET6_IPCOMP | 
|  | tristate "IPv6: IPComp transformation" | 
|  | depends on IPV6 | 
|  | select XFRM | 
|  | select INET6_TUNNEL | 
|  | select CRYPTO | 
|  | select CRYPTO_DEFLATE | 
|  | ---help--- | 
|  | Support for IP Payload Compression Protocol (IPComp) (RFC3173), | 
|  | typically needed for IPsec. | 
|  |  | 
|  | If unsure, say Y. | 
|  |  | 
|  | config INET6_TUNNEL | 
|  | tristate "IPv6: tunnel transformation" | 
|  | depends on IPV6 | 
|  | select XFRM | 
|  | ---help--- | 
|  | Support for generic IPv6-in-IPv6 tunnel transformation, which is | 
|  | required by the IPv6-in-IPv6 tunneling module as well as tunnel mode | 
|  | IPComp. | 
|  |  | 
|  | If unsure, say Y. | 
|  |  | 
|  | config IPV6_TUNNEL | 
|  | tristate "IPv6: IPv6-in-IPv6 tunnel" | 
|  | depends on IPV6 | 
|  | ---help--- | 
|  | Support for IPv6-in-IPv6 tunnels described in RFC 2473. | 
|  |  | 
|  | If unsure, say N. | 
|  |  |