[A] [B] [C] [D] [E] [F] [G] [H] [I] [L] [M] [N] [O] [P] [Q] [R] [S] [T] [U] [V] [W] [Z] launching qmail LDAP (Lightweight Directory Access Protocol), integration licensing see copyright limit commands denial-of-service attacks, preventing parallel deliveries lines in messages, format Linux Maildir compatibility multiple mail system handling list managers ezmlm configuring lists creating lists installing list names testing virtual domains incoming mail handling load sharing outgoing mail handling listening script (POP server), configuration local clients, compared to POP server LOCAL environment variable local mail accepting from other hosts addresses user identification bounce handling double bounces single bounces triple bounces distinguishing from remote mailboxes problem prevention user database local part of addresses local users mailbox format specifying relaying mail localiphost control file locals control file 2nd masquerading hostnames log directory logging received mail remotely injected mail starting syslog compared to multilog logging script (POP server), configuration login, SMTP authorization login/password checking program, SMTP authorization logs collection and analysis at rotation time daily logging all mail makup of summary scripts timestamps, TIA (International Atomic Time) troubleshooting empty logs |