Red Hat ENTERPRISE LINUX WS 2.1 - Guia de Instalação Página 214

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214 Important Linux features
DONE
INDEX
INDEX
append filb to the end of the archive
tar rvf dira.tar filb
append if fila does not exist in fila.tar or if it exists but has been modified
tar uvf dira.tar fila
you can copy with relative pathnames e.g.
cd /u/data/guest/nmr
tar cvf dataseta
or with absolute pathnames e.g.
tar cvf /u/data/guest/nmr/dataseta
13.2 Important Files
13.2.1 /etc/shadow
the file /etc/shadow:
contains the complete password information
has one line for each user (account) on the system, each line contains 9 fields
separated by colons
•example
root:$1$Oz.sVA5j$yMP3jpXgNTIjLTo6CZ7QK1:11432:0:99999:7:::
bin:*:11432:0:99999:7:::
daemon:*:11432:0:99999:7:::
adm:*:11432:0:99999:7:::
lp:*:11432:0:99999:7:::
sync:*:11432:0:99999:7:::
shutdown:*:11432:0:99999:7:::
halt:*:11432:0:99999:7:::
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