September 2003
Intermediate to advanced
432 pages
8h 53m
English
Content preview from Solaris™ 9 Network Administrator Exam Cram™ 2 (Exam CX-310-044)Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Troubleshooting
Some basic Solaris utilities can be used to troubleshoot DNS problems. This section shows how to deal with the most common problems.
Error Messages
The first place to look for DNS server error messages is /var/adm/messages. All errors relating to the DNS server are written to this file. The following extract shows that there is a configuration error in /etc/named.conf (normally a bracket or semi-colon has been omitted), and that the expiry time might need to be increased to at least 1 week, because it is currently less:
Jun 6 18:03:51 ultra10 named[597]: [ID 295310 daemon.error] \ /etc/named.conf:4: syntax error near '}' Jun 6 18:03:51 ultra10 named[597]: [ID 295310 daemon.warning] db.xyz: \ WARNING SOA expire value is less than ...