Need Help Please Asap Linux Firewall
I have a linux firewall and I am a newbie to it. I also have a domino1 server for my mail. anyways I dont recieve any email from the outside of my network. The message coming back to the people that try to send is
Remote host said: 450 <123@123>: User unknown in local recipient table
Despite repeated attempts, this message could not be delivered.
Can someone please help me I am in desperate need. Thanks!!
By the way inside the network mail on this user works fine. I am using red hat linux 9. thanks