15. Connectivity

Networking has been part of Linux since the OS’s beginning as a humble kernel hacked on by a small group of programmers, and it’s completely central to what makes Linux great. Linux networking most of the time just works, providing you with a rock-solid connection that can be endlessly tweaked and tuned to meet your exact needs.

A transition from the old to the new has been going on for years at this point, and we’re still in the middle of it. Some of the tools I cover in this chapter have been around since the Linux Stone Age, and they are now being deprecated: ifconfig, iwconfig, host, ifup, ifdown, and route (ping and traceroute have also been around forever, but they aren’t in line for replacement). For instance, in 3.x Linux ...

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