Side Effects of Incorrect Network Configuration on Forefront TMG

“…Throughout the years working with ISA and TMG I notice that one of the most challenging configuration for many Admins is to correctly setup the network settings on ISA/TMG. Although we have some great content out there about the subject, such as the An Inside Look into TMG Firewall Networks by Deb Shinder and the great series of 3 articles written by Tom Shinder: Overview of ISA and TMG Networking and ISA Networking Case Study (Part 1), Overview of ISA and TMG Networking and ISA Networking Case Study (Part 2) and Overview of ISA and TMG Networking and ISA Networking Case Study (Part 3). Those are “most read” articles if you are planning your network configuration on TMG, add also on top of that the article Planning Forefront TMG network topology. But, in case you inherited an environment with Forefront TMG and you are experiencing weird problems, than it is time to step back and review your configuration. This post will highlight a very common configuration mistake that can cause network route issues…”

For the details, check out Yuri Diogenes’ blog over at:

http://blogs.technet.com/b/yuridiogenes/archive/2011/08/16/side-effect-of-wrong-network-configuration-on-forefront-tmg.aspx

HTH,

Deb

DEBRA LITTLEJOHN SHINDER
MVP (Enterprise Security)
“MS SECURITY”
[email protected]

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