Sendmail Configuration ( Urgent Help Required)
 

I have configured my server as a linux machine which is working as a file server print server etc and the client machines are the Windows machines. I have configured Sendmail to work within the LAN. But how to make sendmail to work for the domin. Our website is hosted at a local web hosting company. Our e-mails are stored at the local company's server. And we use MicroSoft Exchange to download these mails to the respective mailboxes. Tell me how to do the microsoft exchange server's job by Sendmail in LInux.
Which changes have to be made in the Sendmail configuration files. I have searched alot but I am still unable to find the solution to this problem.
Please help me immideately
Regards
Taimoor

please do not demand help by marking threads as urgent. while you might be wanting quick assistance, it is not urgent to any of the thousands of members of this site who donate their spare time to help. Marking things as urgent makes posts sound rude and assuming, and many members will actively avoid threads written as such. thanks