Working with a client on an Exchange 2003 to Exchange 2010 migration and had some issues with Outlook Anywhere working. I did some digging and resolve the issue as being something stupid I had done with the TMG 2010 rules. However along the way I found this particular error occurring at times and for a short while it lead me on a wild goose chase. I eventually … [Read more...]
How to access Windows Activation Server through ISA or TMG Firewalls
Today I had to create a rule in ISA/TMG for a client to allow any computer to get out to the Windows Activation Servers without the user being given access to other websites. It was pretty simple but I thought I’d share with you all. Basically all the rule has to do is to allow HTTP and HTTPS protocols out from All Protected Networks to 64.4.11.160 (this is a referrer … [Read more...]