NAME

       XMail - Internet Mail Server

SYNOPSIS

       XMail [options]

DESCRIPTION

       XMail  is  an  Internet  and  intranet  mail server featuring an SMTP server, POP3 server, finger server,
       multiple domains, no need for users to have a real system account, SMTP relay checking,  RBL/RSS/ORBS/DUL
       and  custom  (  IP  based and address based ) spam protection, SMTP authentication ( PLAIN LOGIN CRAM-MD5
       POP3-before-SMTP and custom ), a POP3 account syncronizer with external POP3 accounts,  account  aliases,
       domain  aliases,  custom mail processing, direct mail files delivery, custom mail filters, mailing lists,
       remote administration, custom mail exchangers, logging, and multi-platform code.  XMail  sources  compile
       under GNU/Linux, FreeBSD, Solaris and NT/2K.

OPTIONS

       Most of XMail configuration settings are command line tunables.  Switches recognized by server:

   XMail core
       -Ms pathname
              Mail root path.

       -Md    Activate debug (verbose) mode.

       -Mr hours
              Activate log rotation.

       -Mx split-level
              Set  the  queue split level. The value You set here is rounded to the lower prime number higher or
              equal than the value You've set.

       -MR bytes
              Set socket receive buffer size.

       -MS bytes
              Set socket send buffer size.

   POP3 Server
       -Pp port
              Set POP3 server port.

       -Pt timeout
              Set POP3 session timeout (seconds) after which the server will close the connection if not receive
              any commands.

       -Pl    Enable POP3 logging.

       -Pw timeout
              Set the delay timeout in response to a bad POP3 login. Such time will be doubled at the  next  bad
              login.

       -Ph    Hang the connection in bad login response.

       -PI ip[:port]
              Bind server to the specified ip address and optional port ( can be multiple ).

       -PX nthreads
              Set the maximum number of threads for POP3 server.

   SMTP Server
       -Sp port
              Set SMTP server port.

       -St timeout
              Set  SMTP  session  timeout  in  seconds  after  which the server will close the connection if not
              receive any commands.

       -Sl timeout
              Enable SMTP logging.

       -SI ip[:port]
              Bind server to the specified ip address and optional port ( can be multiple ).

       -SX nthreads
              Set the maximum number of threads for SMTP server.

       -Sr maxrcpts
              Set the maximu number of recipients for a single SMTP message ( default 100 ).

       -Se nsecs
              Set the expire timeout for a POP3 authentication IP ( default 900 ).

   SMTP Queue Processing
       -Qn nthreads
              Set the number of mailer threads.

       -Qt timeout
              Set the timeout to be waited for a next try after send failure. Default 480.

       -Qi ratio
              Set the increment ratio of the reschedule time  in  sending  a  messages.   At  every  failure  in
              delivery  a message, reschedule time T is incremented by ( T / ratio ), therefore  T(i) = T(i-1) +
              T(i-1)/ratio.  If You set this ratio  to  zero,  T  remain  unchanged  over  delivery  tentatives.
              Default 16.

       -Qr nretries
              Set the maximum number of times to try to send the message. Default 32.

       -Ql    Enable SMAIL logging.

   POP3 Account synchronization
       -Yi interval
              Set external POP3 accounts sync interval. Default 120.

       -Yt nthreads
              Set the number of POP3 sync threads.

   Finger server
       -Fp port
              Set FINGER server port.

       -Fl    Enable FINGER logging.

       -FI ip[:port]
              Bind server to the specified ip address and optional port ( can be multiple ).

   Remote administration server
       -Cp port
              Set CTRL server port.

       -Ct timeout
              Set  CTRL  session  timeout  after  which  the server will close the connection if not receive any
              commands.

       -Cl    Enable CTRL logging.

       -CI ip[:port]
              Bind server to the specified ip address and optional port ( can be multiple ).

       -CX nthreads
              Set the maximum number of threads for CTRL server.

   Local mail processing
       -Ln nthreads
              Set the number of local mailer threads.

       -Lt timeout
              Set the sleep timeout for LMAIL threads. Default 2 sec.

       -Ll    Enable local mail logging.

ENVIRONMENT

       MAIL_ROOT
              XMail root directory.

       MAIL_CMD_LINE
              Command line arguments.

NOTES

       If XMail catches signal SIGINT, it performs a clean shutdown. Shutdown operation may take some time.

SEE ALSO

       sendmail(1).

AUTHOR

       XMail program was written by Davide Libenzi <davidel@xmailserver.org>.  This manual page was  written  by
       Radim Kolar <hsn@cybermail.net>, for the Debian GNU/Linux system (but may be used by others).

                                                 March  12, 2002                                        XMAIL(8)