* Dilip Mishra // Viva <dilip.mis...@vivainfomedia.com>:
> There are some destinations, which have undefined rate limits. I know that
> postfix marks the destinations as dead after a particular number of
> failures. My question is how is this value defined, and when does it retry a
> dead destination?

maximal_backoff_time = 4000s
minimal_backoff_time = 300s

The backoff time is increased with each unsuccessful attempt.

> Also, does connection caching come to picture, if destination rate delay is
> defined?

I don't understand the question.

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Ralf Hildebrandt
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