File Types Generated during the SCCM Site-Site Replication

we see lot of file extensions from inbox folders while replicating information to Child sites .what really these files do and what information do they carry ?

This post is basically talks about what type of files generated during site-Site Replication. Sometimes I wonder that the file Type is when working with replication issues and see if it requires any attention.

It might help you in understanding about replications files types.

To know more about how Site-Site Replications works in SCCM 2007,Read http://blogs.technet.com/b/configurationmgr/archive/2011/08/29/site-to-site-data-replication-flow-in-sms-2003-and-configmgr-2007-explained.aspx

Also look at this post to know about SCCM Components that helps you in replication issues http://eskonr.com/2012/09/sccm-2007-components-threads-use-site-site-replication/

To know more about Site-to-site SCCM / Configmgr Package Replication http://blogs.msdn.com/b/steverac/archive/2010/07/16/understanding-site-to-site-communication-in-sms-sccm.aspx

File Type	description
.sta	Status message file. Generated on clients to report different events.
.srv	File generated by Distribution Manager, which contains a package server list.
.ct0	Master site control file
.ct1	Proposed site control file from Hierarchy Manager.
.ct2	Site control file
.ct3	Proposed site control file from other services, such as Inbox Manager or License Metering
.dat	Inventory data file for inventory to be sent to parent site
.dws	“Done with sending” – created by sender in schedule.box when it completes a sending.
.ins	Compressed instruction file for advertisements designates what advertisement goes with what collection.
.ist	Instruction file, received from another site and is compressed and evaluated to determine which component should process the package file.
.job	Job file to be processed
.lkp:	Lookup file that describes which recipients (such as GUIDs) are to receive the instruction file
.nal	Network Abstraction Layer (NAL) file that describes where to find the package contents.
.nil	File name for decompressed instruction file, if there is no associate package file
.p*	Package file to be sent to another site
.pck	Package file received from another site
.pkg	Package file that describes the package contents
.pkn	Package creation notification to Distribution Manager
.rpl	Replication file that does not require transaction processing
.rpt	Replication file that requires transaction processing
.sni	File extension for plain instruction
.srq	Send request file generated by Scheduler. Used to notify Sender of scheduled replication jobs
.srs	Renamed.srq file. Sender accomplishes the rename when it begins active replication of the job
.svf	Status file from client and server components
.TMP	Temp file mask for all instructions and package files.