Some sites have a number of workstations that never receive mail directly. They are usually clustered around a single mail server. Normally, all clients in a cluster like this send their mail as though the mail is from the server, and they relay all mail through that server rather than sending directly. If you have such a configuration, use a declaration such as the following:
Note that the
host.domain must be the fully
qualified domain name of your mail server or relay to the outside
If you wish to prevent the nullclient version of
sendmail from trying to access
aliases, add this line to your
Note that this works only with V8.8 and above .