z/OS UNIX sendmail commands

Command-line switches are command-line arguments that begin with a hyphen (-) and precede the list of recipients (if any). The forms for the command-line switches, where -Y is a single letter, are:

-Y: Boolean switch
-Yarg: Switch with argument

All switches are single letters. A complete list is shown in Table 1.

Table 1. Supported command-line sendmail switches
Switch	Version of sendmail	Description
-Ac	V8.12 and above	Use submit.cf
-Am	V8.12 and above	Use sendmail.cf
-b	All versions	Set operating mode
-ba	V8.9 and above	Go into ARPANET mode
-bD	V8.8 and above	Run as a daemon, but do not fork
-bd	All versions	Run as a daemon
-bH	V8.8 and above	Purge persistent host status
-bh	V8.8 and above	Print persistent host status
-bi	All versions	Initialize alias database
-bm	All versions	Be a mail sender
-bP	V8.12 and above	Print number of entries in the queue(s); available only with shared memory support.
-bp	All versions	Print the queue
-bs	All versions	Run SMTP on standard input
-bt	All versions	Rule testing mode
-bv	All versions	Verify: do not collect or deliver
-C	All versions	Location of configuration file
-d	All versions	Enter debugging mode
-F	All versions	Set the sender's full name
-f	All versions	Set sender's address
-G	V8.12 and above	Relay (gateway) submission of a message
-hN	V8.9 and above	Set the hop count to N
-i	V8.9 and above	Ignore dots alone on lines by themselves in incoming messages
-L tag	V8.10 and above	Set the identifier used in syslog messages to the supplied tag
-N	V8.8 and above	Specify DSN NOTIFY information
-n	All versions	Do not do aliasing
-O	V8.7 and above	Set a multicharacter option
-o	All versions	Set a single-character option
-p	V8.1 and above	Set protocol and host
-q	All versions	Process saved messages in the queue at given intervals
-R	V8.8 and above	DSN what to return on a bounce
-t	All versions	Get recipients from message header
-V	V8.8 and above	Specify the ENVID string
-v	All versions	Run in verbose mode
-X	V8.2 and above	Log transactions