hi , My external users are getting following error, while sending E-mail. Your server has unexpectedly terminated the connection. Possible causes for this include server problems, network problems, or a long period of inactivity. Subject 'Coming Late', Account: 'www.percipia.com', Server: 'www.percipia.com', Protocol: SMTP, Port: 25, Secure(SSL): No, Socket Error: 10053, Error Number: 0x800CCC0F I am not allowing SSL port? Do I need to open the SSL port for this error? Thanks -SR