sendmail.cf File Fragments

# ... define this only if sendmail cannot automatically determine your domain
#Dj$w.Foo.COM


CP.

# "Smart" relay host (may be null)
DS


# operators that cannot be in local usernames (i.e., network indicators)
CO @ % !

# a class with just dot (for identifying canonical names)
C..

# a class with just a left bracket (for identifying domain literals)
C[[

------------------------------------------------

# Mailer table (overriding domains)
Kmailertable hash -o /etc/mailertable





# Virtual user table (maps incoming users)
Kvirtuser hash -o /etc/mail/virtusertable

# Access list database (for spam stomping)
Kaccess hash -o /etc/mail/access

------------------------------------------------

# minimum number of free blocks on filesystem
O MinFreeBlocks=100

# maximum message size
#O MaxMessageSize=1000000

# substitution for space (blank) characters
O BlankSub=.

# avoid connecting to "expensive" mailers on initial submission?
O HoldExpensive=False

# checkpoint queue runs after every N successful deliveries
#O CheckpointInterval=10

# default delivery mode
O DeliveryMode=background

# automatically rebuild the alias database?
O AutoRebuildAliases=

------------------------------------------------

S96

# handle special cases for local names
R$* < @ localhost > $*          $: $1 < @ $j . > $2             no domain at all
R$* < @ localhost . $m > $*     $: $1 < @ $j . > $2             local domain
R$* < @ localhost . UUCP > $*   $: $1 < @ $j . > $2             .UUCP domain
R$* < @ [ $+ ] > $*             $: $1 < @@ [ $2 ] > $3          mark [a.b.c.d]
R$* < @@ $=w > $*               $: $1 < @ $j . > $3             self-literal
R$* < @@ $+ > $*                $@ $1 < @ $2 > $3               canon IP addr
                                                 
------------------------------------------------