Essential System Administration: Commands and File Formats by Æleen Frisch

By Æleen Frisch

If you're a Unix process administrator, then the knowledge you wish each day simply to get your activity performed may perhaps fill a book--a very huge ebook. yet, essentially conversing, you don't are looking to cease and thumb via a weighty quantity every time a challenge arises. Your solution is the Essential approach management Pocket Reference, the single process management reference that matches on your pocket. Concise and easy-to-use, this little publication is the moveable spouse to the vintage Essential procedure Administration through AEleen Frisch.

The Essential method management Pocket Reference is a brief connection with the entire primary and crucial projects required to run such divergent Unix structures as Solaris, Linux, AIX, BSD, SuSe, crimson Hat, and extra. newbies and skilled directors alike will speedy manage to practice its rules and suggestion to resolve daily difficulties. The booklet is split into 3 elements: instructions, Syntax and Their purposes, Configuration documents and codecs, and working process particular details. the data during this e-book is a must have for any administrator or person of a Unix system.

O'Reilly's Pocket References became a favourite between know-how pros in all places. through supplying a wealth of vital info in a concise, well-organized layout, those convenient books bring simply what you must whole the duty to hand. whilst you've reached a sticking aspect and wish to get to an answer quick, the hot Essential procedure management Pocket Reference is the e-book you'll are looking to have.

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USER requests that a user-private group be created. defaultclass = "class-name" Default user class (default is no assigned class). uid_start = "n" Lowest UID assigned. 40 | Essential System Administration Pocket Reference mkuser, chuser, rmuser (AIX) mkuser attribute=value … user chuser attribute=value … user rmuser [-p] user Create/modify/remove a user account. The -p option to rmuser removes the account stanzas from all configurations files, not just the password file. User account attributes See also page 44 for account expiration and pages 48–50 for password aging attributes.

Xxx=host-list: Wildcards ok in list. :yyytime=seconds: Connect time limits. Linux: yyy can be day, week, month or session. defs: LOGIN_RETRIES n LOGIN_TIMEOUT secs DEFAULT_HOME yes|no Solaris: Maximum login failures. Delay between attempts. Allow login if home doesn’t exist? /etc/default/login: TIMEOUT=secs SLEEPTIME=secs SYSLOG=yes|no Login attempt timeout. Delay between attempts. Log root logins and all failures? conf (per user class) chpass PAM PAM is a freely available user authentication facility, currently provided by FreeBSD, HP-UX, Linux, and Solaris.

G group Primary group. -G groups Comma-separated list of secondary groups. -d dir Full path to home directory (defaults to current-base-dir/username). -s shell Full path to login shell. -c full-name Full name (user information field). -m Create home directory and copy standard initialization files to it. -k dir (useradd only) Skeleton directory that contains default initialization files (/etc/skel is the default). This directory is valid only with -m. -e yyyy-mm-dd Account expiration date (default is none).

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