O'Reilly logo

Solaris™ 9 Network Administrator Exam Cram™ 2 (Exam CX-310-044) by John Philcox

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

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 ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required