Knowledge Base ISC Main Website Ask a Question/Contact ISC
Why is named listening on UDP port other than 53?
Author: ISC Support Reference Number: AA-00288 Views: 2563 Created: 2011-05-10 14:45 Last Updated: 2011-05-10 14:45 0 Rating/ Voters

Named uses a system selected port to make queries of other nameservers. This behavior can be overridden by using query-source to lock down the port and/or address. See also notify-source and transfer-source.

© 2001-2015 Internet Systems Consortium

Please help us to improve the content of our knowledge base by letting us know below how we can improve this article.

If you have a technical question or problem on which you'd like help, please don't submit it here as article feedback.

For assistance with problems and questions for which you have not been able to find an answer in our Knowledge Base, we recommend searching our community mailing list archives and/or posting your question there (you will need to register there first for your posts to be accepted). The bind-users and the dhcp-users lists particularly have a long-standing and active membership.

ISC relies on the financial support of the community to fund the development of its open source software products. If you would like to support future product evolution and maintenance as well having peace of mind knowing that our team of experts are poised to provide you with individual technical assistance whenever you call upon them, then please consider our Professional Subscription Support services - details can be found on our main website.

  • There is no feedback for this article
Info Submit Feedback on this Article
Nickname: Your Email: Subject: Comment:
Enter the code below:
Quick Jump Menu