How to identify EDI documents

Hi this is Prakash .

How TN will recognize EDI documents ?

How TN will accept TradingPartner Request ?

if you have EDI component installed in your IS, if the received document/post has
or application/EDIFACT
the IS should route the document to the proper content handler.
If you use TN, you should see them on TN (if you have the corresponding doc type defined in TN).
Start with the EDI user guide

Apart from above suggestions:

Also please review the Trading Networks/EDI Module user guide on these topics and basic processing: