Instaling RPM by extracting it. If does not installled using rpm -i

whatis rpm2cpio
rpm2cpio (8) - Extract cpio archive from RPM Package Manager (RPM) package


whatis cpio
cpio (1) - copy files to and from archives
cpio.h [cpio] (0p) - cpio archive values
cpio (rpm) - A GNU archiving program.


e.g

rpm2cpio banner-1.3.1-5.fc8.i386.rpm | cpio -idmv

cd usr/bin/

./banner

This will exract files from rpm and copy to the required place. As above eg. copy the banner binary to /usr/bin

-d, --make-directories Create leading directories where needed
-i, --extract Extract files from an archive (run in copy-in
mode)
-m, --preserve-modification-time
Retain previous file modification times when
creating files
-v, --verbose Verbosely list the files processed