[exim] host lookup did not complete

Dear Concerned,

I configure the Exim 4 and relay the mails but some of domain give me this error "host lookup did not complete" can you tell me why its giving this error.


Regards

Shahid Ashraf
System Administrator
Business & Comunication Systems (Pvt) Ltd.

Phone: 111 111 131
Fax:+92-42-5880290


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