Distribution Point Update Vs Refresh

Choose Between Updating and Refreshing a Package

Applies To: System Center Configuration Manager 2007 only

Updating and refreshing Microsoft System Center Configuration Manager 2007 packages are two different operations. Use the following table to help decide when to update and when to refresh a package.

 

Criterion	Package Update	Package Refresh
Use when	You make a modification to the package source, such as adding, changing, or deleting a file or folder.	You need to repair a package at a specific distribution point.
What it does	Builds a new, complete, compressed package file and a delta compressed package file from the updated package source files. The delta file is passed to all distribution points.	Recopies the compressed package from the local site server to the distribution point but does not copy files from the package source.
Resets access control list (ACL)?	No.	Yes, if you have made changes to the Package Access Accounts.
Resets the Virtual Directory?	Yes, if you have enabled or disabled BITS on the distribution point since the last package update.	Yes, if you have enabled or disabled BITS on the distribution point since the last package refresh.
Updates the package source version?	Yes.	No.
Increments package version in client policy?	Yes.	No.

Manage DP wizard ==>using Refresh the package?--Delete and recreate the package ,does not change source version.

right click Update ==>Distribution Point -Change source version and copy the changed source.(Delta change)

 

 

more ==>http://technet.microsoft.com/en-us/library/bb892806.aspx