Hi Malte,

hope you're doing well.

On Wed, Jul 10, 2024 at 07:09:42PM +0200, Malte Schmidt via nginx wrote:
>
> I am currently working on a setup using nginx mail module with several
> backends. Due to port exhaustion, I would like to do splitting of outgoing
> connections across several IPs. For http this is well documented, but for
> the mail module I could not find anything. Simply trying "proxy_bind" in
> the mail{}-config does not yield any success, because it is forbidden in
> this context.
>
> How would you tackle port exhaustion with many long-running IMAP connections?

A quick look into the source code shows there's no such functionality
available for the mail module.

That's probably possible to create a solution based on the stream module,
where such functionality exists.

Thank you.

--
Sergey A. Osokin
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