Linux Newsgroups

Linux is supported by many Usenet newsgroups in the comp.os.linux hierarchy, viz.

c.o.l.announce - General announcements - moderated
c.o.l.advocacy - Why Linux is better...
c.o.l.answers - Answers, FAQs
c.o.l.networking - Ethernet, TCP/IP, SLIP, PPP etc.
c.o.l.hardware - Hardware, platform specific problems
c.o.l.development.apps
c.o.l.development.system
c.o.l.setup - Getting your system going
c.o.l.x - X11 on Linux
c.o.l.misc - Miscellaneous

Also:

alt.os.linux
aus.computers.linux - Australia
fr.comp.os.linux - France
alt.uu.comp.os.linux.questions
alt.os.linux.caldera
comp.windows.x.i386unix - X11 for Linux and others