Error 0x800CCC0F

DNS lookup error

What is a DNS lookup error? How can it be corrected? Software/Hardware used: Google Chrome

how to set incoming mail protocol if the mail server is Exchange Server..........

Hi My mail server is Exchange Server and I set Microsoft outlook(2003) for clients to use of exchange server for send and recive emails. First of all I don't know with which protocol the emails was recieved!!!???I know the sending protocol is SMTP and I defined a connector for it in my Exchange...