Allowing DNS to listen only on UDP
Tony Finch
dot at dotat.at
Fri Apr 21 12:20:28 UTC 2017
Harshith Mulky <harshith.mulky at outlook.com> wrote:
>
> Is there a easy way to turn off/ Disable the DNS server to stop
> listening the requests over TCP and turn it ON whenever required?
It is always required :-)
As well as what Reindl said, you might like to look at:
https://tools.ietf.org/html/rfc7766
- DNS Transport over TCP - Implementation Requirements
https://tools.ietf.org/html/draft-kristoff-dnsop-dns-tcp-requirements
- DNS Transport over TCP - Operational Requirements
Tony.
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