Dear guys i cant connect my microsoft office outlook neither locally or outside,but i did succeed to telnet from inside and and outside and i also succeeded to connect through OWA . my error message that i receive from the outlook is at the sending e-mail test it always fail ,and also log onto incoming mail server pop3 also failed. the first 3 steps passes successfully establishing find outgoing smtp find outgoing pop3 what can i check up or missconfigured -- Eng.Mohamed Gomaa GIS Application Engineer Intergraph Egypt