Mendelson AS2 thrown error message as Transmission failed, remote AS2 server reports "Found"

Hi,

Could someone please help.

Am trying to Test AS2 connection from Mendelson to my company SAP PI/PO 7.4 connection. I configured all necessary settings in Mendelson software and SAP PI/PO 7.4 with B2B took kit - AS2 but got message as below:

Transmission failed, remote AS2 server reports "Found".
HTTP 302