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#vers 2cpyrcpyr Copyright (c) 1998-2000, 2002, 2004-2007 Sendmail, Inc. and its suppliers.cpyr All rights reserved.cpyr Copyright (c) 1983, 1995-1997 Eric P. Allman. All rights reserved.cpyr Copyright (c) 1988, 1993cpyr The Regents of the University of California. All rights reserved.cpyrcpyrcpyr By using this file, you agree to the terms and conditions setcpyr forth in the LICENSE file which can be found at the top level ofcpyr the sendmail distribution.cpyrsmtp This is sendmailsmtp Topics:smtp HELO EHLO MAIL RCPT DATAsmtp RSET NOOP QUIT HELP VRFYsmtp EXPN VERB ETRN DSN AUTHsmtp STARTTLSsmtp For more info use "HELP <topic>".smtp To report bugs in the implementation seesmtp http://www.sendmail.org/email-addresses.htmlsmtp For local information send email to Postmaster at your site.help HELP [ <topic> ]help The HELP command gives help info.helo HELO <hostname>helo Introduce yourself.ehlo EHLO <hostname>ehlo Introduce yourself, and request extended SMTP mode.ehlo Possible replies include:ehlo SEND Send as mail [RFC821]ehlo SOML Send as mail or terminal [RFC821]ehlo SAML Send as mail and terminal [RFC821]ehlo EXPN Expand the mailing list [RFC821]ehlo HELP Supply helpful information [RFC821]ehlo TURN Turn the operation around [RFC821]ehlo 8BITMIME Use 8-bit data [RFC1652]ehlo SIZE Message size declaration [RFC1870]ehlo VERB Verbose [Allman]ehlo CHUNKING Chunking [RFC1830]ehlo BINARYMIME Binary MIME [RFC1830]ehlo PIPELINING Command Pipelining [RFC1854]ehlo DSN Delivery Status Notification [RFC1891]ehlo ETRN Remote Message Queue Starting [RFC1985]ehlo STARTTLS Secure SMTP [RFC2487]ehlo AUTH Authentication [RFC2554]ehlo ENHANCEDSTATUSCODES Enhanced status codes [RFC2034]ehlo DELIVERBY Deliver By [RFC2852]mail MAIL From:<sender> [ <parameters> ]mail Specifies the sender. Parameters are ESMTP extensions.mail See "HELP DSN" for details.rcpt RCPT To:<recipient> [ <parameters> ]rcpt Specifies the recipient. Can be used any number of times.rcpt Parameters are ESMTP extensions. See "HELP DSN" for details.data DATAdata Following text is collected as the message.data End with a single dot.rset RSETrset Resets the system.quit QUITquit Exit sendmail (SMTP).auth AUTH mechanism [initial-response]auth Start authentication.starttls STARTTLSstarttls Start TLS negotiation.verb VERBverb Go into verbose mode. This sends 0xy responses that areverb not RFC821 standard (but should be) They are recognizedverb by humans and other sendmail implementations.vrfy VRFY <recipient>vrfy Verify an address. If you want to see what it aliasesvrfy to, use EXPN instead.expn EXPN <recipient>expn Expand an address. If the address indicates a mailingexpn list, return the contents of that list.noop NOOPnoop Do nothing.send SEND FROM:<sender>send replaces the MAIL command, and can be used to sendsend directly to a users terminal. Not supported in thissend implementation.soml SOML FROM:<sender>soml Send or mail. If the user is logged in, send directly,soml otherwise mail. Not supported in this implementation.saml SAML FROM:<sender>saml Send and mail. Send directly to the user's terminal,saml and also mail a letter. Not supported in thissaml implementation.turn TURNturn Reverses the direction of the connection. Not currentlyturn implemented.etrn ETRN [ <hostname> | @<domain> | \#<queuename> ]etrn Run the queue for the specified <hostname>, oretrn all hosts within a given <domain>, or a specially-namedetrn <queuename> (implementation-specific).dsn MAIL From:<sender> [ RET={ FULL | HDRS} ] [ ENVID=<envid> ]dsn RCPT To:<recipient> [ NOTIFY={NEVER,SUCCESS,FAILURE,DELAY} ]dsn [ ORCPT=<recipient> ]dsn SMTP Delivery Status Notifications.dsn Descriptions:dsn RET Return either the full message or only headers.dsn ENVID Sender's "envelope identifier" for tracking.dsn NOTIFY When to send a DSN. Multiple options are OK, comma-dsn delimited. NEVER must appear by itself.dsn ORCPT Original recipient.-bt Help for test mode:-bt ? :this help message.-bt .Dmvalue :define macro `m' to `value'.-bt .Ccvalue :add `value' to class `c'.-bt =Sruleset :dump the contents of the indicated ruleset.-bt =M :display the known mailers.-bt -ddebug-spec :equivalent to the command-line -d debug flag.-bt $$m :print the value of macro $$m.-bt $$=c :print the contents of class $$=c.-bt /mx host :returns the MX records for `host'.-bt /parse address :parse address, returning the value of crackaddr, and-bt the parsed address.-bt /try mailer addr :rewrite address into the form it will have when-bt presented to the indicated mailer.-bt /tryflags flags :set flags used by parsing. The flags can be `H' for-bt Header or `E' for Envelope, and `S' for Sender or `R'-bt for Recipient. These can be combined, `HR' sets-bt flags for header recipients.-bt /canon hostname :try to canonify hostname.-bt /map mapname key :look up `key' in the indicated `mapname'.-bt /quit :quit address test mode.-bt rules addr :run the indicated address through the named rules.-bt Rules can be a comma separated list of rules.control Help for smcontrol:control help This message.control restart Restart sendmail.control shutdown Shutdown sendmail.control status Show sendmail status.control mstat Show sendmail status (machine readable format).control memdump Dump allocated memory list (for debugging only).