.htaccess - Manager can view this page from anywhere, everyone else must be from intranet

AuthUserFile /home/www/htpasswd

AuthName "Intranet"
AuthType Basic
Satisfy Any #Default is Satisfy ALL

order deny,allow
deny from all
allow from 192.168.1.
allow from 192.168.2.
require user manager


Reference link
http://home.golden.net/htaccess.html
http://www.sfu.ca/cas/htaccess.html
http://webmaster.iu.edu/security_info/index.shtml