[squid-users] squid -z

I set the squid.conf this way:
Are the warning errors normal when I do a squid -z ?
Thank you all.

visible_hostname mew-web-server.rochambeau.org
http_port 8080
cache_dir ufs /backup/proxy 10000 16 256
acl forest src 172.16.3.0/24
acl rwd src 172.16.5.0/24
acl all src 0.0.0.0/0.0.0.0
http_access allow forest
http_access allow rwd
http_access deny all

"../etc/squid.conf" 3541 lines, 121535 characters
# ./squid -z
2006/03/08 13:32:11| WARNING: '0.0.0.0/0.0.0.0' is a subnetwork of
'0.0.0.0/0.0.0.0'
2006/03/08 13:32:11| WARNING: because of this '0.0.0.0/0.0.0.0' is
ignored to keep splay tree searching predictable
2006/03/08 13:32:11| WARNING: You should probably remove
'0.0.0.0/0.0.0.0' fromthe ACL named 'all'
2006/03/08 13:32:11| Creating Swap Directories

-- 
Dominique Bagnato - Head of the Technology Department.
French International School - Bethesda, MD. USA
Tel:301 530 8260 Ext:279 - http://www.rochambeau.org