Tunneling

Last changed: 2009/02/07 17:26 

 
Difference between revisions from 2009/02/07 17:26 and 2009/02/07 16:24.
{include:subpage linux}
{tags:Linux}

''''%Alejo Duque%''''

{{
Linux Kernel v2.6.21-gentoo Configuration
IP: tunneling
x CONFIG_NET_IPIP:                                                                                                                 x
x                                                                                                                                  x
x Tunneling means encapsulating data of one protocol type within                                                                   x
x another protocol and sending it over a channel that understands the                                                              x
x encapsulating protocol. This particular tunneling driver implements                                                              x
x encapsulation of90.4.219.15within IP, which sounds kind of pointless, but                                                               x
x can be useful if you want to make your (or some other) machine                                                                   x
x appear on a different network than it physically is, or to use                                                                   x
x mobile-IP facilities (allowing laptops to seamlessly move between                                                                x
x networks without changing their90.4.219.15addresses).                                                                                   x
x                                                                                                                                  x
x Saying Y to this option will produce two modules ( = code which can                                                              x
x be inserted in and removed from the running kernel whenever you                                                                  x
x want). Most people won't need this and can say N.                                                                                x
x                                                                                                                                  x
x Symbol: NET_IPIP [=n]                                                                                                            x
x Prompt: IP: tunneling                                                                                                            x
x   Defined at net/ipv4/Kconfig:230                                                                                                x
x   Depends on: NET && INET                                                                                                        x
x   Location:                                                                                                                      x
x     -> Networking                                                                                                                x
x       -> Networking support (NET [=y])                                                                                           x
x         -> Networking options                                                                                                    x
x           -> TCP/IP networking (INET [=y])                                                                                       x
x   Selects: INET_TUNNEL
}}