Apache: иногда вылазит Cannot resolve host name ?

[root@sunv20z root]# /www/bin/apachectl stop
/www/bin/apachectl stop: httpd stopped
[root@sunv20z root]# /www/bin/apachectl start
[Thu Apr 21 09:43:35 2005] [error] Cannot resolve host name mysite.org ---
ignoring!
[Thu Apr 21 09:43:35 2005] [alert] httpd: Could not determine the server's fully
qualified domain name, using 127.0.0.1 for ServerName
/www/bin/apachectl start: httpd started
[root@sunv20z root]# ping mysite.org
PING mysite.org (111.111.111.111) 56(84) bytes of data.
64 bytes from mysite.org (111.111.111.111): icmp_seq=0 ttl=64 time=0.000 ms
64 bytes from mysite.org (111.111.111.111): icmp_seq=1 ttl=64 time=0.000 ms
64 bytes from mysite.org (111.111.111.111): icmp_seq=2 ttl=64 time=0.000 ms
64 bytes from mysite.org (111.111.111.111): icmp_seq=3 ttl=64 time=0.000 ms

--- mysite.org ping statistics ---
4 packets transmitted, 4 received, 0% packet loss, time 3000ms
rtt min/avg/max/mdev = 0.000/0.000/0.000/0.000 ms, pipe 2
[root@sunv20z root]# /www/bin/apachectl stop
/www/bin/apachectl stop: httpd stopped
[root@sunv20z root]# /www/bin/apachectl start
[Thu Apr 21 09:44:16 2005] [alert] httpd: Could not determine the server's fully qualified domain name, using 127.0.0.1
for ServerName
/www/bin/apachectl start: httpd started

получается я обязан прописывать в hosts этот сайт ? у меня ночью апач перестартует и сайт исчезает.