[isapros] Re: RPC filter - connectivity changed

  • From: "Jason Jones" <Jason.Jones@xxxxxxxxxxxxxxxxx>
  • To: <isapros@xxxxxxxxxxxxx>
  • Date: Tue, 8 Aug 2006 23:26:08 +0100

Thanks Ori - kinda how I expected the alert to be. 
 
I get the ISA alerts 2/3 times every couple of weeks and lots of event
log errors, saying "RPC server available", then "RPC server unavailable"
in a complete loop. The only way to solve the issue is to reboot all
array members - ouch! Whilst ISA is in this state all existing MAPI
clients remain working, but all new sessions fail.
 
However, I can see no reason why the Exchange server (the RPC published
server) should suddenly appear unavailable - I also cannot see why the
destination server is at fault if a reboot of ISA fixes the problem.
Kinda feels like ISA is getting confused to me :-\
 
JJ 

________________________________

From: isapros-bounce@xxxxxxxxxxxxx [mailto:isapros-bounce@xxxxxxxxxxxxx]
On Behalf Of Ori Yosefi
Sent: 08 August 2006 18:23
To: isapros@xxxxxxxxxxxxx
Subject: [isapros] Re: RPC filter - connectivity changed



This alert is issued when a published RPC server has gone offline / came
back online.

 

When attempting to establish a connection with the RPC server, if the
connection attempt fails (for the first time) then this alert is issued.
Later on, when a connection attempt is successful (for the first time)
then this alert is issued again.

 

HTH,

Ori.

 

________________________________

From: isapros-bounce@xxxxxxxxxxxxx [mailto:isapros-bounce@xxxxxxxxxxxxx]
On Behalf Of Jason Jones
Sent: Tuesday, August 08, 2006 8:10 PM
To: isapros@xxxxxxxxxxxxx
Subject: [isapros] RPC filter - connectivity changed

 

Hi, 

Anyone seen the "RPC filter - connectivity changed" ISA alert? Under
what scenario does this get trigged? 

Is this an ISA problem or an indication that the published RPC server is
at fault? 

Cheers 

JJ 

<<rpc filter.JPG>> 

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