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Showing posts from March, 2011

HA Proxy for Exchange 2010 Deployment & SMTP Restriction

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Hi ... Sorry I have been away for some time doing some stuff, so I hadn't got a chance to update my blog. I thought I would share my recent experience of deploying an Open Source "Linux Load Balancer" (HA Proxy - http://haproxy.1wt.eu/ ). This Load Balancer is amazing ... I have been able to do so much with it in the past, here is one of the very simple and effective solutions (Cost wise & Performance) that we gave to the client using this ... I worked with a friend M L N Rao, who was helping me out with the Exchange front of things. Please read on to see .... I have tried to explain how to do it as well as why ... let me know what you think in the comments ...
So, here is what happened, Our Exchange Team deployed Microsoft Exchange Server 2010 at a clients location and decided to go with MS-NLB. The MS NLB (Network Load Balancer) is a Load Balancer for different Microsoft products like IIS Servers/ISA/TMG, etc but the truth be told more pain than good for network a…