Chapter 4

GETTING HELP IN RED HAT ENTERPRISE LINUX

SECTION	CONTENT TYPE
1	User commands (both executable and shell programs)
2	System calls (kernel routines invoked from user space)
3	Library functions (provided by program libraries)
4	Special files (such as device files)
5	File formats (for many configuration files and structures)
6	Games (historical section for amusing programs)
7	Conventions, standards, and miscellaneous (protocols, file systems)
8	System administration and privileged commands (maintenance tasks)
9	Linux kernel API (internal kernel calls)

man -k command can be used to search for appropos

[root@localhost alicenab]# man -k lan
awk (1)              - pattern scanning and processing language

[root@localhost alicenab]# whereis passwd
passwd: /usr/bin/passwd /etc/passwd /usr/share/man/man1/passwd.1ossl.gz /usr/share/man/man1/passwd.1.gz

[root@localhost alicenab]# which passwd
/usr/bin/passwd