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From Brett Delle Grazie <>
Subject Re: AJP communication failures
Date Wed, 30 May 2012 15:33:16 GMT
On 30 May 2012 16:01, André Warnier <> wrote:
> Roney Duilio Stein wrote:
>> Hello Warnier,
>> The "disablereuse=On" just made things worse, maybe due to the high
>> frequency/quantity of opened connections.
>> I'll look on the possibility to disable the MS NLB.
> According to my superficial reading of a couple of MS KB pages about the
> NLB, it should be relatively easy to at least temporarily take a host out of
> the NLB (for software updates e.g.). You may want to try that first, with
> your two hosts A/B.
> I would also - in a separate step if possible - completely disable the
> Firewall Service, just in case.
> Anyway, whatever solves your problem, please report it here, so that someone
> else may profit from it by searching the list archives.

If there are any network hardware (switches or firewalls) involved
they need to have multicast
MAC enabled - often this is not enabled by default. Failing to do this
can result in similar issues
to those you have described.
Just something else to check :)

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Best Regards,

Brett Delle Grazie

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