Forum Discussion

juan_47813's avatar
juan_47813
Icon for Nimbostratus rankNimbostratus
May 10, 2012

Problem Outlook Exchange 2010

Hello.   First of all, sorry for my English.   We've a customer who has a Exchange 2010 service for his users: OWA, RPC, etc.   He has two CAS servers, using Windows NLB technology.   The ...
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nathe's avatar
nathe
Icon for Cirrocumulus rankCirrocumulus
May 11, 2012
Juan

 

 

I take it there's no obvious difference between the clients and they're all using the same version of Outlook? Also, on the bad PCs can you telnet to port 135 and 7575 to ensure this works?

 

 

I take it if you go direct and bypass the f5 it works?

 

 

I'm wondeing if it's a TCP issue and possibly keep-alives? Can you double check what your TCP profile is set up for it's Keep Alive settings, compared to the deployment guide?

 

 

This askf5 article may help: http://support.f5.com/kb/en-us/solutions/public/8000/000/sol8049.html and this MS article: http://support.microsoft.com/kb/2535656

 

 

Rgds

 

N