Prerequisite for SCCM 2007 - WebDAV 7.5 (Windows Sever 2008-32bit)

WebDAV:
WebDAV element contains the settings that configure Web Distributed Authoring and Versioning (WebDAV) for Internet Information Services (IIS) 7. WebDAV is an Internet-based open standard that enables editing Web sites over HTTP and HTTPS connections. WebDAV yields several advantages over the File Transfer Protocol (FTP), the most notable advantages are more security options and the ability to use a single TCP port for all communication.

No features available in windows server 2008 32 bit server. So we have to download the WebDAV manually and install on the server as like below screenshot 

Click Run

Click Install 

 Click Finish

Now open Internet information services (IIS) Manager

Navigate to Default web site --> WebDAV Authoring Rules

Click Add Authoring Rule

 Change the settings as like below screenshot

 Click WebDAV Settings

 Change the settings as like below

Click Enable WebDAV

 Basic Settings:

Click test settings

Click Connect as

Click Set

Enter admin username and password

Click Ok

Click Test settings

You wont get the warning message now

 Authentication 

Change settings as like below

 Directory Browsing

Click Enable