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Preface
Organization
Unix and sendmail Versions
Conventions Used in This Handbook
Additional Sources of Information
Chapter 1. Some Basics
1.1 Email Basics
1.2 Requests for Comments (RFCs)
1.3 Email and sendmail
1.4 Basic Parts of sendmail
1.5 Basic Parts of a Mail Message
1.6 Basic Roles of sendmail
1.7 Basic Modes of sendmail
1.8 The sendmail.cf File
Part I: Build and Install
Chapter 2. Build and Install sendmail
2.1 Vendor Versus Compiling
2.2 Obtain the Source
2.3 The Build Script
2.4 Building with m4
2.5 Build sendmail
2.6 Install sendmail
2.7 Pitfalls
2.8 Build m4 Macro Reference
''APPENDDEF( )'' '''
''confBEFORE'' '''
'confBLDVARIANT'' ''''
'confBUILDBIN'' ''''
''confCC'' '''
'confCCOPTS'' ''''
'confCCOPTS_SO'' ''''
'confCOPY'' ''''
''confDEPEND_TYPE'' '''
'confDEPLIBS'' ''''
'confDONT_INSTALL_CATMAN'' ''''
'confEBINDIR'' ''''
'confENVDEF and conf_prog_ENVDEF'' ''''
'confFORCE_RMAIL'' ''''
'confGBIN...'' ''''
'confHFDIR'' ''''
'confHFFILE'' ''''
'confINCDIRS'' ''''
'confINC...'' ''''
'confINSTALL'' ''''
'confINSTALL_RAWMAN'' ''''
'confLD'' ''''
'confLDOPTS'' ''''
'confLDOPTS_SO'' ''''
'confLIB...'' ''''
''confLIBDIRS'' '''
''confLIBS and conf_prog_LIBS'' '''
''confLIBSEARCH'' '''
'confLIBSEARCHPATH'' ''''
'confLN'' ''''
'confLNOPTS'' ''''
'confLINKS'' ''''
''confMAN...'' '''
''confMAPDEF'' '''
'confMBIN...'' ''''
'confMSPQOWN'' ''''
'confMSP_QUEUE_DIR'' ''''
'confMTCCOPTS'' ''''
'confMTLDOPTS'' ''''
'confNO_HELPFILE_INSTALL'' ''''
'confNO_MAN_BUILD'' ''''
'confNO_MAN_INSTALL'' ''''
'confNO_STATISTICS_INSTALL'' ''''
'confOBJADD'' ''''
'confOPTIMIZE'' ''''
'confRANLIB'' ''''
'confRANLIBOPTS'' ''''
'confREQUIRE_LIBSM'' ''''
'confSBINDIR'' ''''
'confSBINGRP'' ''''
'confSBINMODE'' ''''
'confSBINOWN'' ''''
'confSHAREDLIB...'' ''''
'confSHELL'' ''''
'confSM_OS_HEADER'' ''''
'confSMOBJADD'' ''''
'confSMSRCADD'' ''''
'confSONAME'' ''''
'conf_prog_OBJADD'' ''''
'conf_prog_SRCADD'' ''''
'confSRCDIR'' ''''
'confSTDIOTYPE'' ''''
'confSTDIR'' ''''
'confSTFILE'' ''''
'confSTRIP'' ''''
'confSTRIPOPTS'' ''''
'confUBINDIR'' ''''
'confUBINGRP'' ''''
'confUBINMODE'' ''''
''confUBINOWN'' '''
''PREPENDDEF( )'' '''
Chapter 3. Tune sendmail with Compile-Time Macros
3.1 Before You Begin, a Checklist
3.2 To Port, Tune, or Debug
3.3 Pitfalls
3.4 Compile-Time Macro Reference
''AUTO_NIS_ALIASES'' '''
''BSD4_3'' '''
'BSD4_4'' ''''
'DATA_PROGRESS_TIMEOUT'' ''''
''DNSMAP'' '''
''DSN'' '''
''EGD'' '''
''ERRLIST_PREDEFINED'' '''
''FAST_PID_RECYCLE'' '''
'_FFR...'' ''''
''FORK'' '''
''HAS...'' '''
''HESIOD'' '''
''HES_GETMAILHOST'' '''
''IDENTPROTO'' '''
''IP_SRCROUTE'' '''
''...IS_BROKEN'' '''
'LA_TYPE'' ''''
''LDAPMAP'' '''
''LOG'' '''
''MATCHGECOS'' '''
''MAX...'' '''
''MEMCHUNKSIZE'' '''
''MILTER'' '''
''MIME7TO8'' '''
''MIME8TO7'' '''
''NAMED_BIND'' '''
''MAP_NSD'' '''
''MAP_REGEX'' '''
''NDBM'' '''
''NEED...'' '''
''NET...'' '''
'NETINFO'' ''''
''NEWDB'' '''
''NIS'' '''
''NISPLUS'' '''
''NOFTRUNCATE'' '''
''NO_GROUP_SET'' '''
''NOTUNIX'' '''
''_PATH...'' '''
''PH_MAP'' '''
''PICKY_HELO_CHECK'' '''
''PIPELINING'' '''
''PSBUFSIZ'' '''
''QUEUE'' '''
''QUEUESEGSIZE'' '''
''REQUIRES_DIR_FSYNC'' '''
''SASL'' '''
''SCANF'' '''
''SECUREWARE'' '''
''SFS_TYPE'' '''
''SHARE_V1'' '''
'SM_...'' ''''
'SM_HEAP_CHECK'' ''''
'SM_CONF_SHM'' ''''
''SMTP'' '''
''SMTPDEBUG'' '''
''SMTPLINELIM'' '''
''SPT_TYPE'' '''
''STARTTLS'' '''
''SUID_ROOT_FILES_OK'' '''
''SYSLOG_BUFSIZE'' '''
''SYSTEM5'' '''
''TCPWRAPPERS'' '''
''TLS_NO_RSA'' '''
''TOBUFSIZE'' '''
''TTYNAME'' '''
''...T'' '''
''UDB_DEFAULT_SPEC'' '''
''USE_DOUBLE_FORK'' '''
''USE_ENVIRON'' '''
''USING_NETSCAPE_LDAP'' '''
''USERDB'' '''
''USESETEUID'' '''
''WILDCARD_SHELL'' '''
''XDEBUG'' '''
Chapter 4. Configure sendmail.cf with m4
4.1 The m4 Preprocessor
4.2 Configure with m4
4.3 m4 Macros by Function
4.4 Masquerading
4.5 Relays
4.6 UUCP Support
4.7 Pitfalls
4.8 Configuration File Feature Reference
''FEATURE(accept_unqualified_senders)'' '''
''FEATURE(accept_unresolvable_domains)'' '''
''FEATURE(access_db)'' '''
''FEATURE(allmasquerade)'' '''
''FEATURE(always_add_domain)'' '''
''FEATURE(authinfo)'' '''
''FEATURE(bestmx_is_local)'' '''
''FEATURE(bitdomain)'' '''
''FEATURE(blacklist_recipients)'' '''
''FEATURE(compat_check)'' '''
''FEATURE(delay_checks)'' '''
''FEATURE(dnsbl)'' '''
''FEATURE(domaintable)'' '''
'FEATURE(enhdnsbl)'' ''''
''FEATURE(generics_entire_domain)'' '''
''FEATURE(genericstable)'' '''
''FEATURE(ldap_routing)'' '''
''FEATURE(limited_masquerade)'' '''
''FEATURE(local_lmtp)'' '''
''FEATURE(local_no_masquerade)'' '''
''FEATURE(local_procmail)'' '''
'FEATURE(lookupdotdomain)'' ''''
'FEATURE(loose_relay_check)'' ''''
''FEATURE(mailertable)'' '''
''FEATURE(masquerade_entire_domain)'' '''
''FEATURE(masquerade_envelope)'' '''
''FEATURE(msp)'' '''
''FEATURE(nocanonify)'' '''
''FEATURE(nodns)'' '''
''FEATURE(no_default_msa)'' '''
''FEATURE(notsticky)'' '''
''FEATURE(nouucp)'' '''
''FEATURE(nullclient)'' '''
'FEATURE(promiscuous_relay)'' ''''
'FEATURE(preserve_local_plus_detail)'' ''''
''FEATURE(preserve_luser_host)'' '''
''FEATURE(queuegroup)'' '''
''FEATURE(rbl)'' '''
''FEATURE(redirect)'' '''
'FEATURE(relay_based_on_MX)'' ''''
'FEATURE(relay_entire_domain)'' ''''
'FEATURE(relay_hosts_only)'' ''''
'FEATURE(relay_local_from)'' ''''
'FEATURE(relay_mail_from)'' ''''
'FEATURE(smrsh)'' ''''
''FEATURE(stickyhost)'' '''
''FEATURE(use_ct_file)'' '''
''FEATURE(use_cw_file)'' '''
''FEATURE(uucpdomain)'' '''
''FEATURE(virtuser_entire_domain)'' '''
''FEATURE(virtusertable)'' '''
Chapter 5. Build and Use Companion Programs
5.1 The Build Script
''-A'' '''
''-c'' '''
''-E'' '''
''-f'' '''
''-I'' '''
''-L'' '''
'-M'' ''''
''-m'' '''
''-n'' '''
'-O'' ''''
''-Q'' '''
''-S'' '''
''-v'' '''
5.2 The editmap Program
'-C'' ''''
'-f'' ''''
''-N'' '''
'-q'' ''''
'-u'' ''''
'-x'' ''''
5.3 The mail.local Delivery Agent
''-7'' '''
''-b'' '''
''-d'' '''
''-D'' '''
''-f'' '''
'-h'' ''''
''-l (lowercase L)'' '''
''-r'' '''
5.4 The mailstats Program
''-c'' '''
''-C'' '''
''-f'' '''
''-o'' '''
''-p'' '''
''-P'' '''
5.5 The makemap Program
''-c'' '''
''-C'' '''
''-d'' '''
''-e'' '''
''-f'' '''
''-l (lowercase L)'' '''
''-N'' '''
''-o'' '''
''-r'' '''
''-s'' '''
''-t'' '''
''-u'' '''
''-v'' '''
5.6 The praliases Program
''-C'' '''
''-f'' '''
5.7 The rmail Delivery Agent
5.8 The smrsh Program
5.9 The vacation Program
''-a'' '''
''-C'' '''
''-d'' '''
''-f'' '''
''-i or -I'' '''
''-l (lowercase L)'' '''
''-m'' '''
''-r'' '''
''-s'' '''
''-t'' '''
''-U'' '''
''-x'' '''
''-z'' '''
5.10 Pitfalls
Part II: Administration
Chapter 6. Tune Performance
6.1 Handle Deep Queues
6.2 Sidestep Slow Hosts
6.3 Deliver to Files
6.4 Buffered File I/O
6.5 Use Multiple Queues
6.6 Condition the Network
6.7 Tune the Kernel
6.8 Pitfalls
Chapter 7. How to Handle spam
7.1 The Local_check_ Rule Sets
7.2 How DNSBL Works
7.3 Check Headers with Rule Sets
7.4 Relaying
7.5 The access Database
7.6 The Milter Library
7.7 Pitfalls
Chapter 8. Test Rule Sets with -bt
8.1 Overview
8.2 Configuration Lines
8.3 Dump a sendmail Macro or Class
8.4 Show an Item
8.5 Complex Actions Made Simple
8.6 Process-Specified Addresses
8.7 Add Debugging for Detail
8.8 Batch Rule-Set Testing
8.9 Pitfalls
Chapter 9. DNS and sendmail
9.1 Overview
9.2 How sendmail Uses DNS
9.3 Set Up MX Records
9.4 How to Use nslookup
9.5 Prepare for Disaster
9.6 Pitfalls
Chapter 10. Maintain Security with sendmail
10.1 Why root?
10.2 The Environment
10.3 SMTP Probes
10.4 The Configuration File
10.5 Permissions
10.6 The Aliases File
10.7 Forged Mail
10.8 Security Features
10.9 Support SMTP AUTH
10.10 STARTTLS
10.11 Other Security Information
10.12 Pitfalls
Chapter 11. Manage the Queue
11.1 Overview of the Queue
11.2 Parts of a Queued Message
11.3 Using Multiple Queue Directories
11.4 Queue Groups (V8.12 and Above)
11.5 Bogus qf Files
11.6 Printing the Queue
11.7 How the Queue Is Processed
11.8 Cause Queues to Be Processed
11.9 Process Alternate Queues
11.10 Pitfalls
11.11 The qf File Internals
'A line'' ''''
''B line'' '''
''C line'' '''
''d line'' '''
''D line'' '''
''E line'' '''
''F line'' '''
''H line'' '''
''I line'' '''
''K line'' '''
''M line'' '''
''N line'' '''
''P line'' '''
''Q line'' '''
''r line'' '''
''R line'' '''
''S line'' '''
''T line'' '''
''V line'' '''
''Z line'' '''
''! line'' '''
''$ line'' '''
''. line'' '''
Chapter 12. Maintain Aliases
12.1 The aliases(5) File
12.2 Forms of Alias Delivery
12.3 Write a Delivery Agent Script
12.4 Special Aliases
12.5 The Aliases Database
12.6 Prevent Aliasing with -n
12.7 Pitfalls
Chapter 13. Mailing Lists and ~/.forward
13.1 Internal Mailing Lists
13.2 :include: Mailing Lists
13.3 Defining a Mailing List Owner
13.4 Exploder Mailing Lists
13.5 Problems with Mailing Lists
13.6 Packages That Help
13.7 The User's ~/.forward File
13.8 Pitfalls
Chapter 14. Signals, Transactions, and Syslog
14.1 Signal the Daemon
''SIGTERM'' '''
''SIGINT'' '''
'SIGKILL'' ''''
''SIGHUP'' '''
''SIGUSR1'' '''
14.2 Log Transactions with -X
14.3 Log with syslog
14.4 Pitfalls
14.5 Alphabetized syslog Equates
''arg1='' '''
''bodytype='' '''
''class='' '''
''ctladdr='' '''
''daemon='' '''
''delay='' '''
'dsn='' ''''
''from='' '''
''intvl='' '''
''len='' '''
''mailer='' '''
''msgid='' '''
''nrcpts='' '''
''ntries='' '''
''pri='' '''
''proto='' '''
''reject='' '''
''relay='' '''
''ruleset='' '''
''size='' '''
''stat='' '''
''to='' '''
''xdelay='' '''
Chapter 15. The sendmail Command Line
15.1 Alternative argv[0] Names
15.2 Command-Line Switches
15.3 List of Recipient Addresses
15.4 Processing the Command Line
15.5 sendmail's exit( ) Status
''EX_CANTCREAT'' '''
''EX_CONFIG'' '''
''EX_IOERR'' '''
''EX_OK'' '''
''EX_OSERR'' '''
''EX_OSFILE'' '''
''EX_SOFTWARE'' '''
''EX_TEMPFAIL'' '''
''EX_UNAVAILABLE'' '''
''EX_USAGE'' '''
15.6 Pitfalls
15.7 Alphabetized Command-Line Switches
''-A'' '''
''-B'' '''
''-b'' '''
''-ba'' '''
''-bD'' '''
''-bd'' '''
''-bH'' '''
''-bh'' '''
''-bi'' '''
''-bm'' '''
''-bP'' '''
''-bp'' '''
''-bs'' '''
''-bt'' '''
''-bv'' '''
''-bz'' '''
''-C'' '''
''-c'' '''
''-d'' '''
''-E'' '''
''-e'' '''
''-F'' '''
''-f'' '''
''-G'' '''
''-h'' '''
''-I'' '''
''-i'' '''
''-J'' '''
''-L'' '''
''-M'' '''
''-m'' '''
''-N'' '''
''-n'' '''
''-O'' '''
''-o'' '''
''-p'' '''
''-q'' '''
''-R'' '''
''-r'' '''
''-s'' '''
''-T'' '''
''-t'' '''
''-U'' '''
''-V'' '''
''-v'' '''
''-X'' '''
''-x'' '''
Chapter 16. Debug sendmail with -d
16.1 The Syntax of -d
16.2 The Behavior of -d
16.3 Interpret the Output
16.4 Table of All -d Categories
16.5 Pitfalls
16.6 Reference for -d in Numerical Order
'-d0.1'' ''''
''-d0.4'' '''
'-d0.10'' ''''
'-d0.12'' ''''
'-d0.13'' ''''
'-d0.15'' ''''
'-d0.20'' ''''
'-d2.1'' ''''
'-d2.9'' ''''
'-d4.80'' ''''
'-d6.1'' ''''
'-d8.1'' ''''
'-d8.2'' ''''
'-d8.3'' ''''
'-d8.5'' ''''
'-d8.7'' ''''
'-d8.8'' ''''
'-d11.1'' ''''
'-d11.2'' ''''
'-d12.1'' ''''
'-d13.1'' ''''
'-d20.1'' ''''
'-d21.1'' ''''
'-d21.2'' ''''
'-d22.1'' ''''
'-d22.11'' ''''
'-d22.12'' ''''
'-d25.1'' ''''
'-d26.1'' ''''
'-d27.1'' ''''
'-d27.2'' ''''
'-d27.3'' ''''
'-d27.4'' ''''
'-d27.5'' ''''
'-d27.8'' ''''
'-d27.9'' ''''
'-d28.1'' ''''
'-d29.1'' ''''
'-d29.4'' ''''
'-d31.2'' ''''
'-d34.1'' ''''
'-d34.11'' ''''
'-d35.9'' ''''
'-d37.1'' ''''
'-d37.8'' ''''
'-d38.2'' ''''
'-d38.3'' ''''
'-d38.4'' ''''
'-d38.9'' ''''
'-d38.10'' ''''
'-d38.12'' ''''
'-d38.19'' ''''
'-d38.20'' ''''
'-d41.1'' ''''
'-d44.4'' ''''
'-d44.5'' ''''
'-d48.2'' ''''
'-d49.1'' ''''
'-d52.1'' ''''
'-d52.100'' ''''
'-d60.1'' ''''
''-d99.100'' '''
Part III: The Configuration File
Chapter 17. Configuration File Overview
17.1 Overall Syntax
17.2 Comments
17.3 V8 Comments
17.4 Continuation Lines
17.5 The V Configuration Command
17.6 Pitfalls
Chapter 18. The R (Rules) Configuration Command
18.1 Why Rules?
18.2 The R Configuration Command
18.3 Tokenizing Rules
18.4 The Workspace
18.5 The Behavior of a Rule
18.6 The LHS
18.7 The RHS
18.8 Pitfalls
18.9 Rule Operator Reference
'$&'' ''''
'$@'' ''''
'$@'' ''''
'$@'' ''''
'$@'' ''''
'$@'' ''''
'$:'' ''''
'$:'' ''''
'$:'' ''''
'$:'' ''''
'$digit'' ''''
'$='' ''''
'$>'' ''''
'$[ $]'' ''''
'$( $)'' ''''
'$-'' ''''
'$+'' ''''
'$#'' ''''
'$#'' ''''
'$#'' ''''
'$*'' ''''
'$~'' ''''
''$|'' '''
Chapter 19. The S (Rule Sets) Configuration Command
19.1 The S Configuration Command
19.2 The Sequence of Rule Sets
19.3 The canonify Rule Set 3
19.4 The final Rule Set 4
19.5 The parse Rule Set 0
19.6 The localaddr Rule Set 5
19.7 Rule Sets 1 and 2
19.8 Pitfalls
19.9 Policy Rule-Set Reference
''check_data'' '''
''check_etrn'' '''
''check_vrfy and check_expn'' '''
''srv_features'' '''
Chapter 20. The M (Mail Delivery Agent) Configuration Command
20.1 The M Configuration Command
20.2 The Symbolic Delivery Agent Name
20.3 The mc Configuration Syntax
20.4 Delivery Agents by Name
''cyrus'' '''
''cyrusv2'' '''
''discard'' '''
''error'' '''
''fax'' '''
''*file* and *include*'' '''
''local and prog'' '''
''mail11'' '''
''ph'' '''
''pop'' '''
''procmail'' '''
''qpage'' '''
''smtp, etc.'' '''
''usenet'' '''
''uucp'' '''
20.5 Delivery Agent Equates
''/=(forward slash)'' '''
''A='' '''
''C='' '''
''D='' '''
''E='' '''
''F='' '''
''L='' '''
''M='' '''
''m='' '''
''N='' '''
''P='' '''
''Q='' '''
''R='' '''
''r='' '''
''S='' '''
''T='' '''
''U='' '''
''W='' '''
20.6 How a Delivery Agent Is Executed
20.7 Pitfalls
20.8 Delivery Agent F=Flags
''F=%'' '''
''F=0 (zero)'' '''
''F=1 (one)'' '''
''F=2'' '''
''F=3'' '''
''F=5'' '''
''F=6'' '''
''F=7'' '''
''F=8'' '''
''F=9'' '''
''F=: (colon)'' '''
''F=| (vertical bar)'' '''
''F=/ (forward slash)'' '''
''F=@'' '''
''F=a'' '''
''F=A'' '''
''F=b'' '''
''F=c'' '''
''F=C'' '''
''F=d'' '''
''F=D'' '''
''F=e'' '''
''F=E'' '''
''F=f'' '''
''F=F'' '''
''F=g'' '''
''F=h'' '''
''F=i'' '''
''F=I (uppercase i)'' '''
''F=j'' '''
''F=k'' '''
''F=l (lowercase L)'' '''
''F=L'' '''
''F=m'' '''
''F=M'' '''
''F=n'' '''
''F=o'' '''
''F=p'' '''
''F=P'' '''
''F=q'' '''
''F=r'' '''
''F=R'' '''
''F=s'' '''
''F=S'' '''
''F=u'' '''
''F=U'' '''
''F=w'' '''
''F=x'' '''
''F=X'' '''
''F=z'' '''
''F=Z'' '''
Chapter 21. The D (Define a Macro) Configuration Command
21.1 Preassigned sendmail Macros
21.2 Command-Line Definitions
21.3 Configuration-File Definitions
21.4 Macro Names
21.5 Macro Expansion: $ and $&
21.6 Macro Conditionals: $?, $|, and $.
21.7 Macros with mc Configuration
21.8 Pitfalls
21.9 Alphabetized sendmail Macros
''$_'' '''
''$a'' '''
''${addr_type}'' '''
''${alg_bits}'' '''
''${auth_authen}'' '''
''${auth_author}'' '''
''${auth_ssf}'' '''
''${auth_type}'' '''
''$b'' '''
''${bodytype}'' '''
''$B'' '''
''$c'' '''
''${cert_issuer}'' '''
''${cert_md5}'' '''
''${cert_subject}'' '''
''${cipher}'' '''
''${cipher_bits}'' '''
''${client_addr}'' '''
'${client_flags}'' ''''
''${client_name}'' '''
''${client_port}'' '''
''${client_resolve}'' '''
''${cn_issuer}'' '''
''${cn_subject}'' '''
''${currHeader}'' '''
''$C'' '''
''$d'' '''
'${daemon_addr}'' ''''
'${daemon_family}'' ''''
'${daemon_flags}'' ''''
'${daemon_info}'' ''''
'${daemon_name}'' ''''
'${daemon_port}'' ''''
'${deliveryMode}'' ''''
'${dsn_envid}'' ''''
'${dsn_notify}'' ''''
'${dsn_ret}'' ''''
'$D'' ''''
''$e'' '''
''${envid}'' '''
''$E'' '''
''$f'' '''
''$F'' '''
''$g'' '''
''$h'' '''
''${hdr_name}'' '''
''${hdrlen}'' '''
''$H'' '''
''$i'' '''
''${if_addr}'' '''
''${if_addr_out}'' '''
''${if_family}'' '''
''${if_family_out}'' '''
''${if_name}'' '''
''${if_name_out}'' '''
''$j'' '''
''$k'' '''
''$l (lowercase L)'' '''
''${load_avg}'' '''
''$L'' '''
''$m'' '''
''${mail_addr}'' '''
''${mail_host}'' '''
''${mail_mailer}'' '''
''${msg_size}'' '''
''$M'' '''
''${MTAHost}'' '''
''$n'' '''
''${nrcpts}'' '''
''${ntries}'' '''
''$o'' '''
''${opMode}'' '''
''$p'' '''
''$q'' '''
''${queue_interval}'' '''
''$r'' '''
''${rcpt_addr}'' '''
''${rcpt_host}'' '''
''${rcpt_mailer}'' '''
''$R'' '''
''$s'' '''
''${sendmailMTACluster}'' '''
''${server_addr}'' '''
''${server_name}'' '''
''$S'' '''
''$t'' '''
''${tls_version}'' '''
''$u'' '''
''$U'' '''
''$v'' '''
''${verify}'' '''
''$V'' '''
''$w'' '''
''$W'' '''
''$x'' '''
''$X'' '''
''$y'' '''
''$Y'' '''
''$z'' '''
''$Z'' '''
Chapter 22. The C and F (Class Macro) Configuration Commands
22.1 Class Configuration Commands
22.2 Access Classes in Rules
22.3 Classes with mc Configuration
22.4 Internal Class Macros
22.5 Pitfalls
22.6 Alphabetized Class Macros
''$=b'' '''
''$={checkMIMEFieldHeaders}'' '''
''$={checkMIMEHeaders}'' '''
''$={checkMIMETextHeaders}'' '''
''$=e'' '''
''$=k'' '''
''$=m'' '''
''$=n'' '''
''$={persistentMacros}'' '''
''$=q'' '''
''$={ResOk}'' '''
''$=R'' '''
''$={tls}'' '''
''$=s'' '''
''$=t'' '''
''$=w'' '''
Chapter 23. The K (Database-Map) Configuration Command
23.1 Enable at Compile Time
23.2 The K Configuration Command
23.3 The K Command switches
''-A'' '''
''-a'' '''
''-D'' '''
''-f'' '''
''-k'' '''
''-l (lowercase L)'' '''
''-m'' '''
''-N'' '''
''-O'' '''
''-o'' '''
''-q'' '''
''-S'' '''
''-T'' '''
''-t'' '''
''-v'' '''
''-z'' '''
23.4 Use $( and $) in Rules
23.5 Database Maps with mc Configuration
23.6 Pitfalls
23.7 Alphabetized Database-Map Types
''arith'' '''
''btree'' '''
''bestmx'' '''
''dbm'' '''
''dequote'' '''
''dns'' '''
''hash'' '''
''hesiod'' '''
'host'' ''''
''implicit'' '''
''ldap (was ldapx)'' '''
''macro'' '''
''netinfo'' '''
''nis'' '''
''nisplus'' '''
''nsd'' '''
''null'' '''
''ph'' '''
''program'' '''
''regex'' '''
''sequence'' '''
''stab'' '''
''switch'' '''
''syslog'' '''
''text'' '''
''userdb'' '''
''user'' '''
Chapter 24. The O (Options) Configuration Command
24.1 Overview
24.2 Command-Line Options
24.3 Configuration File Options
24.4 Options in the mc File
24.5 Alphabetical Table of All Options
24.6 Option Argument Types
24.7 Interrelating Options
24.8 Pitfalls
24.9 Alphabetized Options
'AliasFile'' ''''
'AliasWait'' ''''
'AllowBogusHELO'' ''''
'AuthMaxBits'' ''''
'AuthMechanisms'' ''''
'AuthOptions'' ''''
'AutoRebuildAliases'' ''''
'BadRcptThrottle'' ''''
'BlankSub'' ''''
'CACertFile'' ''''
'CACertPath'' ''''
'CheckAliases'' ''''
'CheckpointInterval'' ''''
'ClassFactor'' ''''
'ClientCertFile'' ''''
'ClientKeyFile'' ''''
'ClientPortOptions'' ''''
'ColonOkInAddr'' ''''
'ConnectionCacheSize'' ''''
'ConnectionCacheTimeout'' ''''
'ConnectionRateThrottle'' ''''
'ConnectOnlyTo'' ''''
'ControlSocketName'' ''''
'DaemonPortOptions'' ''''
'DataFileBufferSize'' ''''
'DeadLetterDrop'' ''''
'DefaultAuthInfo'' ''''
'DefaultCharSet'' ''''
'DefaultUser'' ''''
'DelayLA'' ''''
'DeliverByMin'' ''''
'DeliveryMode'' ''''
'DHParameters'' ''''
'DialDelay'' ''''
'DirectSubmissionModifiers'' ''''
'DontBlameSendmail'' ''''
'DontExpandCnames'' ''''
'DontInitGroups'' ''''
'DontProbeInterfaces'' ''''
'DontPruneRoutes'' ''''
'DoubleBounceAddress'' ''''
'EightBitMode'' ''''
'ErrorHeader'' ''''
'ErrorMode'' ''''
'FallbackMXhost'' ''''
'FastSplit'' ''''
'ForkEachJob'' ''''
'ForwardPath'' ''''
'HelpFile'' ''''
'HoldExpensive'' ''''
'HostsFile'' ''''
'HostStatusDirectory'' ''''
'IgnoreDots'' ''''
'InputMailFilters'' ''''
'LDAPDefaultSpec'' ''''
'LogLevel'' ''''
'MailboxDatabase'' ''''
'MatchGECOS'' ''''
'MaxAliasRecursion'' ''''
'MaxDaemonChildren'' ''''
'MaxHeadersLength'' ''''
'MaxHopCount'' ''''
'MaxMessageSize'' ''''
'MaxMimeHeaderLength'' ''''
'MaxQueueChildren'' ''''
'MaxQueueRunSize'' ''''
'MaxRecipientsPerMessage'' ''''
'MaxRunnersPerQueue'' ''''
'MeToo'' ''''
'Milter'' ''''
'MinFreeBlocks'' ''''
'MinQueueAge'' ''''
'MustQuoteChars'' ''''
'NiceQueueRun'' ''''
'NoRecipientAction'' ''''
'OldStyleHeaders'' ''''
'OperatorChars'' ''''
'PidFile'' ''''
'PostmasterCopy'' ''''
'PrivacyOptions'' ''''
'ProcessTitlePrefix'' ''''
'QueueDirectory'' ''''
'QueueFactor'' ''''
'QueueFileMode'' ''''
'QueueLA'' ''''
'QueueSortOrder'' ''''
'QueueTimeout'' ''''
'RandFile'' ''''
'RecipientFactor'' ''''
''RefuseLA'' '''
'ResolverOptions'' ''''
'RetryFactor'' ''''
'RrtImpliesDsn'' ''''
'RunAsUser'' ''''
'SafeFileEnvironment'' ''''
'SaveFromLine'' ''''
'SendMimeErrors'' ''''
'ServerCertFile'' ''''
'ServerKeyFile'' ''''
'ServiceSwitchFile'' ''''
'SevenBitInput'' ''''
'SharedMemoryKey'' ''''
'SingleLineFromHeader'' ''''
'SingleThreadDelivery'' ''''
'SmtpGreetingMessage'' ''''
'StatusFile'' ''''
'SuperSafe'' ''''
'TempFileMode'' ''''
'Timeout'' ''''
'TimeZoneSpec'' ''''
'TLSSrvOptions'' ''''
'TrustedUser'' ''''
'TryNullMXList'' ''''
'UnixFromLine'' ''''
'UnsafeGroupWrites'' ''''
'UseErrorsTo'' ''''
'UseMSP'' ''''
'UserDatabaseSpec'' ''''
'Verbose'' ''''
'XscriptFileBufferSize'' ''''
'M'' ''''
Chapter 25. The H (Headers) Configuration Command
25.1 Overview
25.2 Header Names
25.3 Header Field Contents
25.4 ?flags? in Header Definitions
25.5 Rules Check Header Contents
25.6 Header Behavior in conf.c
25.7 Headers and mc Configuration
25.8 Headers by Category
25.9 Forwarding with Resent Headers
25.10 Precedence
25.11 Pitfalls
25.12 Alphabetized Header Reference
''Apparently-From:'' '''
''Apparently-To:'' '''
''Auto-Submitted:'' '''
''Bcc:'' '''
''Cc:'' '''
''Comments:'' '''
''Content-Description:'' '''
'Content-Disposition:'' ''''
'Content-Id:'' ''''
''Content-Length:'' '''
''Content-Transfer-Encoding:'' '''
''Content-Type:'' '''
''Date:'' '''
''Delivered-To:'' '''
''Disposition-Notification-To:'' '''
''Encrypted:'' '''
''Errors-To:'' '''
''From:'' '''
''Full-Name:'' '''
''In-Reply-To:'' '''
''Keywords:'' '''
''Mail-From:'' '''
''Message-ID:'' '''
''Message:'' '''
''MIME-Version:'' '''
''Posted-Date:'' '''
''Precedence:'' '''
''Priority:'' '''
''Received:'' '''
''References:'' '''
''Reply-To:'' '''
''Return-Path:'' '''
''Return-Receipt-To:'' '''
''Sender:'' '''
''Subject:'' '''
''Text:'' '''
''To:'' '''
''Via:'' '''
''X-Authentication-Warning:'' '''
''X400-Received:'' '''
Part IV: Appendixes
Appendix A. The mc Configuration Macros and Directives
Appendix B. What's New Since V8.8
B.1 Chapter 1
B.2 Chapter 2
B.3 Chapter 3
B.4 Chapter 4
B.5 Chapter 5
B.6 Chapter 6
B.7 Chapter 7
B.8 Chapter 8
B.9 Chapter 9
B.10 Chapter 10
B.11 Chapter 11
B.12 Chapter 12
B.13 Chapter 13
B.14 Chapter 14
B.15 Chapter 15
B.16 Chapter 16
B.17 Chapter 17
B.18 Chapter 18
B.19 Chapter 19
B.20 Chapter 20
B.21 Chapter 21
B.22 Chapter 22
B.23 Chapter 23
B.24 Chapter 24
B.25 Chapter 25
Appendix C. Error Message Reference
C.1 Where Errors Are Printed
C.2 Alphabetized Error Reference
Appendix D. The checkcompat( ) Cookbook
D.1 How checkcompat( ) Works
D.2 Reject Bad Body Lines
D.3 Reject Excess 8-Bit Characters
Appendix E. A Map to Tutorial Information
E.1 How to Use This Guide
E.2 The Guide
Bibliography
Requests for Comments
Publications and Postings
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