d directory.)
/etc/mail??”Contains files used to configure your sendmail mail service.
/etc/pcmcia??”Contains configuration files that allow you to have a variety of PCMCIA
cards configured for your computer. (PCMCIA slots are those openings on your laptop
that enable you to have credit card??“sized cards attached to your computer. You can attach
devices such as modems and external CD-ROMs.)
/etc/postfix??”Contains configuration files for the postfix mail transport agent.
/etc/ppp??”Contains several configuration files used to set up Point-to-Point Protocol
(PPP) so that you can have your computer dial out to the Internet.
/etc/rc?.d??”There is a separate rc?.d directory for each valid system state: rc0.d
(shutdown state), rc1.d (single-user state), rc2.d (multiuser state), rc3.d (multiuser
plus networking state), rc4.d (user-defined state), rc5.d (multiuser, networking, plus
GUI login state), and rc6.d (reboot state). Some Linux distros, such as Slackware, put
most of the start-up scripts directly in /etc/rc.d, without the runlevel notation.
/etc/security??”Contains files that set a variety of default security conditions for your
computer. These files are part of the pam (pluggable authentication modules) package.
/etc/skel??”Any files contained in this directory are automatically copied to a user??™s
home directory when that user is added to the system.
Pages:
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342