is a POP3 server that allows logins, but never returns any email. This is useful
for certain setups where the user needs an account setup in their mail client,
but no real mail will ever be received.
is invoked through the internet server,
Use a line like this in your
pop3 stream tcp nowait root /usr/local/libexec/nullpop nullpop
There is no authentication. Any user name and password are accepted. If SSL
is required, use stunnel to wrap the TCP connection.