It’s hard to troubleshoot ISA firewall and networking problem if you don’t understand the core protocol
infrastructure on which we all live.
Fortunately, the ISA and TMG firewalls only support IPv4, so you won’t have to bend your mind around IPv6. However, you still need to understand IPv4.
How to do it? A good start it to read this free chapter on the MS TechNet site on TCP/IP architecture.
Check out this great information at:
http://technet.microsoft.com/en-us/library/cc751234.aspx
HTH,
Tom
Thomas W Shinder, M.D., MCSE
Sr. Consultant / Technical Writer
Prowess Consulting www.prowessconsulting.com
PROWESS CONSULTING | Microsoft Forefront Security Specialist
Email: [email protected]
MVP — Forefront Edge Security (ISA/TMG/IAG)