Have you been there? Your firewall array has been working fine for a year and then all of a sudden 
the array can’t connect to the CSS. What the? What happened? You run down the problem and you realize that the array can’t establish a secure connection to the CSS because the certificate on the CSS has expired.
Now what?
You could run setup again and specify a new certificate. That’s pretty easy. But there’s another way that you might want to try.
Check out this alternative solution over on Richard Hicks blog over at:
http://tmgblog.richardhicks.com/2009/03/05/isa-server-2006-workgroup-deployment-certificate-renewal/
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)