However, you always need to consider unintended consequences. Once unintended consequence of running the firewall service under a domain account relates to account names that are used for SQL Server Logging with the TMG firewall.
For more information on this issue and how to avoid problems, check out the TMG Team blog over at:
HTH,
Deb
DEBRA LITTLEJOHN SHINDER
MVP (Enterprise Security)
“MS SECURITY”
[email protected]