We are using one custom program to send mails to users using SO_DOCUMENT_SEND_API1 function module.
upto last week it was working fine.
my network team had changed the port for mail server last week.after that this program is not working.
i have checked with Basis teeam , they have tested in SAP Business workplace.
mails are going perfectly.
Can you please help me with some inputs.
We are using 4.6C system.