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Why is named listening on UDP port other than 53?
Author: ISC Support Reference Number: AA-00288 Views: 4213 Created: 2011-05-10 14:45 Last Updated: 2016-12-28 06:08 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.


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