Mail Administration Guide
    
C
 
 -c argument (sendmail program) ( Index Term Link )
 
 -C argument (sendmail program) ( Index Term Link ) ( Index Term Link )
 
 C class definition (sendmail.cf file) ( Index Term Link ) ( Index Term Link ) ( Index Term Link ) ( Index Term Link )
 
 C code (qf files) ( Index Term Link )
 
 -c flag (mailer description) ( Index Term Link )
 
 -C flag (mailer description) ( Index Term Link ) ( Index Term Link ) ( Index Term Link )
 
 $c macro (sendmail program) ( Index Term Link ) ( Index Term Link ) ( Index Term Link )
 
 -c option (aliasadmin command) ( Index Term Link )
 
 cached connections ( Index Term Link )
 
 carbon copies
  See also multiple recipients
 
 case sensitivity
  See also uppercase preservation
  classes ( Index Term Link ) ( Index Term Link )
  domain addresses ( Index Term Link ) ( Index Term Link )
  macros ( Index Term Link ) ( Index Term Link )
 
 Cc: header line ( Index Term Link ) ( Index Term Link )
 
 changing
  aliases in /etc/mail/aliases file ( Index Term Link ) ( Index Term Link )
  aliases in NIS+ mail_aliases table ( Index Term Link )
 
 checking after n recipients (sendmail.cf file) ( Index Term Link )
 
 classes
  C class definition ( Index Term Link ) ( Index Term Link ) ( Index Term Link ) ( Index Term Link )
  case sensitivity ( Index Term Link ) ( Index Term Link )
  examples ( Index Term Link ) ( Index Term Link )
  F class definition ( Index Term Link )
  file containing ( Index Term Link )
  G class definition ( Index Term Link ) ( Index Term Link ) ( Index Term Link ) ( Index Term Link )
  sendmailvars.org_dir table and ( Index Term Link ) ( Index Term Link ) ( Index Term Link ) ( Index Term Link )
  sendmailvars table and ( Index Term Link ) ( Index Term Link ) ( Index Term Link ) ( Index Term Link ) ( Index Term Link )
  special ( Index Term Link )
  V class ( Index Term Link ) ( Index Term Link ) ( Index Term Link )
 
 clients
  See mail clients
 
 colon (:)
  $: address-rewriting metasymbol ( Index Term Link )
  $:user address-rewriting metasymbol ( Index Term Link )
 
 command-line arguments
  See sendmail program, arguments to
 
 comments, excluding from addresses ( Index Term Link )
 
 communications protocols
  See protocols
 
 conditionals (configuration) ( Index Term Link )
 
 configuration files
  See also main.cf file; sendmail.cf file; subsidiary.cf file
  alternative ( Index Term Link ) ( Index Term Link )
  creating from scratch ( Index Term Link ) ( Index Term Link )
  default ( Index Term Link )
  described ( Index Term Link ) ( Index Term Link )
  domain-based naming and ( Index Term Link )
  mail clients ( Index Term Link )
  mail gateways ( Index Term Link )
  mail hosts ( Index Term Link )
  mail servers ( Index Term Link )
  policies and ( Index Term Link )
  purpose of ( Index Term Link ) ( Index Term Link )
  RFCs and ( Index Term Link )
 
 configuration table (sendmail program) ( Index Term Link ) ( Index Term Link ) ( Index Term Link ) ( Index Term Link )
 
 configuration types ( Index Term Link ) ( Index Term Link ) ( Index Term Link )
  basic elements ( Index Term Link ) ( Index Term Link ) ( Index Term Link ) ( Index Term Link )
  local mail and remote connection ( Index Term Link )
  local mail only ( Index Term Link ) ( Index Term Link )
  remote mail ( Index Term Link ) ( Index Term Link )
  two domains and a gateway ( Index Term Link )
  typical configuration ( Index Term Link ) ( Index Term Link )
 
 configuring
  See also aliases
  administering a configuration ( Index Term Link ) ( Index Term Link )
  mail clients ( Index Term Link ) ( Index Term Link )
  mail gateways ( Index Term Link ) ( Index Term Link ) ( Index Term Link ) ( Index Term Link ) ( Index Term Link )
  mail hosts ( Index Term Link ) ( Index Term Link ) ( Index Term Link )
  mail servers ( Index Term Link ) ( Index Term Link )
  multifunction components ( Index Term Link )
  overview ( Index Term Link ) ( Index Term Link )
  preparation for ( Index Term Link )
  security and ( Index Term Link )
  testing a configuration ( Index Term Link )
 
 connections to other systems
  verifying ( Index Term Link ) ( Index Term Link )
 
 continuation lines (sendmail.cf file) ( Index Term Link )
 
 CR ddn-gateway entry (sendmail.cf file) ( Index Term Link )
 
 creating
  See also adding; aliases; configuring
  configuration files from scratch ( Index Term Link ) ( Index Term Link )
  postmaster mailbox ( Index Term Link )
 
 crontab file ( Index Term Link )
 
 curly brackets ({}), ${x name$} address-rewriting metasymbol ( Index Term Link ) ( Index Term Link )
 
 custom mailers, user-specified ( Index Term Link )