In this Article, I will explain the Permissions required for Automatic Updates on SUS Server. Permissions play an important role in Automatic Updates with Software Update Services, so make sure you have effective
Open Internet Services Manager, IIS and make sure you have Anonymous Access on the following Virtual Directories viz;
You have Anonymous Access on Default Website,
You have Anonymous Access on selfupdate,
You have Anonymous Access on autoupdate and
You have Anonymous Access on content virtual directories.
You have to make sure you have READ permission on the folders where you have installed SUS viz;
C:\SUS – Content: EVERYONE should at least have READ Permission.
C:\SUS – Content: Web Anonymous User must have READ & EXECUTE, LIST FOLDER CONTENTS.
C:\SUS – Content: IUSR & IWAM Users must have READ & EXECUTE, LIST FOLDER CONTENTS.
This article is now available on http://support.microsoft.com/kb/555354