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bind-users: Re: Switching to TCP in BIND.

Re: Switching to TCP in BIND.

From: Kevin Darcy <kcd_at_nospam>
Date: Wed Apr 28 2010 - 15:59:11 GMT

On 4/28/2010 6:22 AM, kalpesh varyani wrote:
> Hi all,
> Please let me know if there is some feature in any of the
> versions of BIND, by which it switches to TCP when it detects spoofed
> replies. I am aware that BIND uses UDP for all its query / response
> and TCP for zone transfers.
I know of no such feature. What do you mean by "spoofed" anyway? How
would you expect named to detect "spoofing", and is that its job?

One exception to your "awareness" is that TCP is used as a fallback if
the initial UDP response signals truncation.

                                                     - Kevin

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