sendmail, 4th Edition

Chapter 24, The O (Options) Configuration Command

AuthOptions on page 977	The AuthOptions option’s m flag requires use of mechanisms that support mutual authentication (Server only) (8.13)
AuthRealm on page 978	The AuthRealm option defines the authentication realm that is passed to the Cyrus SASL library (8.13)
CheckpointInterval on page 983	The CheckpointInterval option can no longer have its value raised on the command line by nontrusted users (8.13)
ConnectionCacheSize on page 987	The ConnectionCacheSize and ConnectionCacheTimeout options affect delivery agents that use P=[LPC] for delivery (8.13)
ConnectionRateWindowSize on page 989	The ConnectionRateWindowSize option specifies the window size for the FEATURE(conncontrol) and FEATURE(ratecontrol) features (8.13)
ControlSocketName on page 990	The control socket defined by the ControlSocketName option now accepts an mstat command to display machine-readable stats (8.14)
CRLFile on page 992	The CRLFile option defines the name and location of the file that contains the OpenSSL certificate revocation list (8.13)
DaemonPortOptions=InputFilter= on page 1178	The DaemonPortOptions option’s keyword InputFilter specifies which Milter should process arriving mail on a listening port (8.13)
DaemonPortOptions=children= (8.14 and later) on page 994	The DaemonPortOptions option’s keyword children overrides the setting of the MaxDaemonChildren option for this daemon (8.14)
DaemonPortOptions=delayLA= (8.14 and later) on page ...