Hi All, I have Exchange 2000 org working fine to all internet domains except rediffmail, whenever i useed to send mails to rediffmail user i'm getting undelieverable message Could not deliver the message in the time limit specified: xxx.yyy.com #4.4.7 can anybody help how to solve this problem. regards ali ________________________________________________________________________ Yahoo! India Matrimony: Find your partner online. http://yahoo.shaadi.com/india-matrimony/