[SYMBOL] [A] [B] [C] [D] [E] [F] [G] [H] [I] [J] [K] [L] [M] [N] [O] [P] [Q] [R] [S] [T] [U] [V] [W] [X] [Z] F configuration command  2nd  3rd  4th      file form      program form  f delivery agent flag  2nd  F delivery agent flag  F line (qf file)  2nd  F= delivery agent equate  F= queue-group equate  F=... delivery agent flags  facility, mail-handling program  FallbackMXhost option  FAST_PID_RECYCLE compile-time macro  fax delivery agent  fax machines, delivery via  FAX_RELAY m4 macro  FAX_RELAY mc macro  FEATURE (queuegroup)  FEATURE( ) m4 macro  fgetfolded routine  file class macros  file descriptors, maximize limits of  File Transfer Protocol (FTP)     BIND, obtaining via      source code, obtaining via  files     appending  [See appending to files]     delivery to  2nd      F configuration command      location of, sendmail options for      mailbox  [See mailbox file]     of masquerading domains      moved to /etc/mail      output, can't write to  filesystem hierarchy  filter programs  2nd  final rule set  fingerd daemon  forged mail messages  FORK compile-time macro  forking  format of sender's address  forwarding loops  forwarding mail messages, Resent- headers for  ForwardPath option  FQDNs (fully qualified domain names)      trailing dot for  freezing sendmail.cf configuration file  Frey, Donnalyn  From: header line  [See also trusted users]2nd  3rd  4th      F=E delivery agent flag and      F=F delivery agent flag and      F=n delivery agent flag and      F=U delivery agent flag and      removing/recreating  from= equate (syslog output)  FTP (File Transfer Protocol)     BIND, obtaining via      source code, obtaining via  full name of sender  Full-Name: header line  2nd  fully qualified domain names (FQDNs)      trailing dot for  fully qualified hostnames  2nd  fuzzy name matching