Mail Administration Guide

Previous: Chapter 3 sendmail Reference


Numbers and Symbols

	.
		See dot (.)

	@
		See at sign (@)

	_, in mailbox names ( )

	%, in mailbox names ( )

	*, in postmaster password field ( )

	!, in uucp mail headers ( ) ( )

	$OPENWINHOME/bin/mailtool command
		See mailtool command


A

	-a option (aliasadmin command) ( ) ( )

	adding
		aliases to /etc/mail/aliases file ( ) ( )
		aliases to NIS+ mail_aliases table ( ) ( )

	addresses
		See also domain names
		% in ( )
		@ in ( ) ( )
		bang-style (!) ( ) ( )
		case sensitivity ( ) ( )
		described ( ) ( )
		how addressing works ( ) ( )
		local ( ) ( )
		mail ( ) ( )
		resolution agents ( ) ( )
		route-based ( )
		route-independent ( )
		verifying ( ) ( )

	administering mail configuration
		See also changing; configuring; deleting

	Administration Tool, Database Manager, alias administration and ( ) ( ) ( )

	aliasadmin command ( ) ( )
		adding entries by command line (-a) ( ) ( )
		adding entries by editing (-e) ( )
		changing entries (-c) ( )
		deleting entries (-d) ( )
		described ( ) ( ) ( )
		initiating tables (-I) ( )
		listing all entries (-l) ( ) ( ) ( )
		listing individual entries (-m) ( ) ( )

	aliases ( ) ( ) ( ) ( )
		.mailrc file ( ) ( )
		creating ( ) ( ) ( ) ( )
			/etc/mail/aliases file ( ) ( ) ( )
			.mailrc file ( )
			DNS aliases files ( )
			examples ( ) ( )
			newaliases program ( ) ( )
			NIS+ mail_aliases table ( ) ( )
			NIS aliases map ( ) ( ) ( )
			overview ( ) ( ) ( )
			postmaster ( ) ( )
			user creation of ( )
		defined ( )
		DNS ( )
		/etc/mail/aliases file
			adding entries ( ) ( )
			binary form of ( )
			creating ( ) ( ) ( )
			deleting entries ( )
			described ( ) ( ) ( ) ( ) ( ) ( ) ( )
			local mail and remote connection configuration and ( )
			local mail only configuration and ( )
			NIS and ( ) ( )
			permissions setting for ( )
			postmaster alias ( ) ( ) ( )
			root alias ( )
		host
			DNS ( )
			NIS and NIS+ ( )
		initializing databases
			NIS+ mail_aliases table ( )
		local addresses and ( )
		loops ( )
		mail client configuration and ( )
		naming ( )
		necessity for ( ) ( )
		NIS+ (mail_aliases table) ( ) ( ) ( )
			adding entries ( ) ( )
			administering ( ) ( ) ( ) ( )
			changing entries ( )
			creating ( ) ( )
			deleting entries ( )
			described ( ) ( )
			host aliases ( )
			initiating ( )
			listing ( ) ( )
			postmaster alias ( )
		NIS (mail.aliases map) ( ) ( ) ( )
			administering ( ) ( ) ( ) ( )
			/etc/mail/aliases file and ( ) ( )
			creating ( ) ( ) ( )
			described ( )
			host aliases ( )
			postmaster alias ( ) ( )
			root alias ( )
		permissions setting for databases ( )
		portability and flexibility of alias files ( )
		postmaster
			/etc/mail/aliases file ( ) ( ) ( )
			NIS or NIS+ ( ) ( )
			setting up ( ) ( )
		root
			/etc/mail/aliases file ( )
			NIS ( )
		sendmail usage of ( ) ( )
		SMTP inverts ( )
		uniqueness requirements ( )
		update-request handling ( )
		user creation of ( )
		uses for ( ) ( )
		verifying ( )

	aliases.dir file ( ) ( )

	aliases.pag file ( ) ( )

	arguments (sendmail program)
		See sendmail program, arguments to

	asterisk (*), in postmaster password field ( )

	at sign (@)
		in addresses ( ) ( )

	audio files, mailbox space requirements and ( )

	automatic mounting, /var/mail directory ( ) ( )

	automatic reply
		See vacation command

	automount_master file ( )


B

	backups, mail servers and ( )

	bang-style addressing ( ) ( )

	bounced messages
		See undelivered messages

	-bp argument (sendmail program) ( )

	-bt argument (sendmail program) ( )

	-bv argument (sendmail program) ( )


C

	-c option (aliasadmin command) ( )

	case sensitivity
		domain addresses ( ) ( )

	changing
		aliases in /etc/mail/aliases file ( ) ( )
		aliases in NIS+ mail_aliases table ( )
		/etc/shells file ( )
		.forward files search path ( )

	check-aliases script ( )

	check-hostname script ( ) ( ) ( ) ( )

	check-permissions script ( )

	classes
		file containing ( )
		sendmailvars.org_dir table and ( )
		sendmailvars table and ( )

	clients
		See mail clients

	command-line arguments
		See sendmail program, arguments to

	communications protocols
		See protocols

	confFORWARD_PATH definition ( ) ( )

	configuration files
		See also main.cf file; sendmail.cf file; subsidiary.cf file
		default ( )
		described ( )
		mail clients ( )
		mail gateways ( )
		mail hosts ( )
		mail servers ( )
		new options ( )
		selecting ( )

	configuration table (sendmail program) ( )

	configuration types ( ) ( ) ( )
		basic elements ( ) ( ) ( ) ( )
		local mail and remote connection ( )
		local mail only ( ) ( )
		remote mail ( ) ( )
		two domains and a gateway ( )
		typical configuration ( ) ( )

	configuring
		See also aliases
		administering a configuration ( ) ( )
		mail clients ( ) ( )
		mail gateways ( ) ( ) ( ) ( ) ( )
		mail hosts ( ) ( ) ( )
		mail servers ( ) ( )
		multifunction components ( )
		overview ( ) ( )
		preparation for ( )
		testing a configuration ( )

	connections to other systems
		verifying ( ) ( )

	creating
		See also adding; aliases; configuring
		/etc/shells file ( )
		keyed maps ( )
		mail configuration file ( )
		postmaster mailbox ( )

	crontab file ( )

	custom mailers, user-specified ( )


D

	-d option (aliasadmin command) ( )

	daemons
		See also sendmail program
		/usr/sbin/in.comsat daemon ( )
		listening daemon, listing PID of ( )
		mail-notification daemon ( )
		MAILER-DAEMON ( )

	database files, makemap program described ( )

	Database Manager (Administration Tool)
		alias administration and ( ) ( ) ( )

	databases
		See keyed maps

	databases (alias)
		See aliases

	debugging
		See also testing; troubleshooting
		mconnect program for ( ) ( )

	default shells, .forward files and ( )

	defaults
		configuration files ( )
		/etc/syslog.conf file ( ) ( )
		mailer ( )
		mailtool command ( )
		mailx command ( )
		sendmail program ( )
		syslogd message destination ( )

	deleting
		aliases in /etc/mail/aliases file ( )
		aliases in NIS+ mail_aliases table ( )

	delivery agents
		See mailers

	delivery mode (sendmail.cf file) ( )

	delivery speed ( )

	desktop-publishing files, mailbox space requirements and ( )

	dfstab file ( )

	diagnostic information
		See troubleshooting

	disabling, .forward files ( )

	displaying
		See listing

	DNS
		aliases files ( )
		MX records ( )
		NIS+ and ( ) ( )
		NIS and ( ) ( )

	domain aliases, DNS ( )

	domain names
		See also addresses
		case sensitivity ( ) ( )
		described ( ) ( )
		mail domain name ( ) ( )
		mail domain names and ( ) ( ) ( )
		name space domain name ( )
		sendmail program and ( )
		SMTP appends ( )

	domains ( )
		defined ( )
		two domains and a gateway configuration ( )

	dot (.)
		in domain addresses ( )
		in mailbox names ( )

	dual-function components, configuring ( )


E

	-e option (aliasadmin command) ( )

	editing
		See adding; changing; deleting

	error detection
		See debugging; troubleshooting

	error messages
		logger for ( ) ( ) ( ) ( )

	/etc/automount_master file ( )

	/etc/dfs/dfstab file ( )

	/etc/hosts file
		local mail and remote connection configuration and ( )
		local mail only configuration and ( )
		loghost ( ) ( )
		mail client configuration and ( )
		mail hosts configuration and ( )
		NIS mail.aliases map and ( )
		remote mail configuration and ( )

	/etc/hosts file, designating systems as hosts in ( )

	/etc/mail/aliases.dir file ( ) ( )

	/etc/mail/aliases file
		See also aliases
		adding entries ( ) ( )
		binary form of ( )
		creating ( ) ( ) ( )
		deleting entries ( )
		described ( ) ( ) ( ) ( ) ( ) ( ) ( )
		local mail and remote connection configuration and ( )
		local mail only configuration and ( )
		NIS and ( ) ( )
		permissions setting for ( )
		postmaster alias ( ) ( ) ( )
		root alias ( )

	/etc/mail/aliases.pag file ( ) ( )

	/etc/mail directory, contents of ( ) ( )

	/etc/mail/Mail.rc file ( )

	/etc/mail/mailx.rc file ( )

	/etc/mail/main.cf file
		See main.cf file

	/etc/mail/sendmail.cf file
		See sendmail.cf file

	/etc/mail/sendmail.cw file ( )

	/etc/mail/sendmail.hf file ( )

	/etc/mail/sendmail.pid file ( )

	/etc/mail/sendmail.st file ( ) ( )

	/etc/mail/sendmailvars table ( )

	/etc/mail/subsidiary.cf file ( ) ( ) ( ) ( ) ( )

	/etc/named.boot file ( )

	/etc/nsswitch.conf file ( ) ( )

	/etc/shells file ( )
		creating ( )
		.forward files and ( )

	/etc/syslog.conf file ( ) ( )

	/etc/vfstab file
		local mail and remote connection configuration and ( )
		mail clients and ( ) ( )
		mail servers and ( )
		remote mail configuration and ( )
		/var/mail directory mounting and ( ) ( )

	Ethernet, testing mail configuration on ( )

	exclamation point (!), in uucp mail headers ( ) ( )

	exporting /var directory ( )


F

	files
		See also specific files
		mail-services ( ) ( )

	flags
		See sendmail program, arguments to

	forcing
		mail queue ( )
		queue ( )

	.forward+detail files ( ) ( )

	.forward files ( ) ( )
		changing search path ( )
		disabling ( )
		permissions ( ) ( )
		shells and ( )

	.forward.hostname files ( ) ( )

	forwarding mail
		individual specification of ( )
		setting up ( )
		troubleshooting mail problems and ( ) ( )


G

	gateways
		See mail gateways

	gen-etc-shells script ( )

	gethostbyname command ( ) ( )

	group mailing lists ( )


H

	hardware components ( ) ( )

	headers
		SMTP ( )
		tracing message route via ( )
		uucp ( )

	help file, SMTP ( )

	hosts
		See mail hosts

	hosts.byname map (NIS) ( ) ( )

	hosts file
		See /etc/hosts file

	hyphen (-)
		See dash (-)


I

	-I option (aliasadmin command) ( )

	in.comsat daemon ( )

	initializing alias databases, NIS+ mail_aliases table ( )

	inserting
		See adding

	Internet, sendmail program as Internet mail gateway ( )


K

	keyed maps, creating ( )


L

	-l option (aliasadmin command) ( ) ( ) ( )

	level, specifyng in sendmail.cf ( )

	limits
		See load limiting; maximums; time intervals

	links, in /usr/bin directory ( )

	listening daemon, listing PID for ( )

	listing
		See also printing
		mail queue ( )
		NIS+ mail_aliases table ( ) ( )
		PID of listening daemon ( )

	load limiting (sendmail program) ( )

	local addresses ( ) ( )

	local aliases file
		See /etc/mail/aliases file

	local mail and remote connection configuration ( )

	local mail only configuration ( ) ( )

	local mode, mail clients in ( )

	log
		system ( ) ( ) ( ) ( )

	log level
		/etc/syslog.conf file ( )
		sendmail.cf file ( )

	loghost (/etc/hosts file) ( ) ( )

	loops, alias ( )

	lowercase
		See case sensitivity


M

	-M argument (sendmail program) ( )

	-m option (aliasadmin command) ( ) ( )

	macros (configuration)
		file containing ( )
		sendmailvars.org_dir table and ( )
		sendmailvars table and ( )

	mail addresses
		See also addresses
		defined ( ) ( )

	mail aliases
		See aliases

	mail.aliases map
		See NIS, aliases (mail.aliases map)

	mail_aliases table
		See NIS+, aliases (mail_aliases table)

	mail clients
		configuration file for ( )
		configuring ( ) ( )
		defined ( ) ( )
		local mail only configuration and ( ) ( )
		local mode ( )
		mail server and ( )
		mailboxes automatically created for ( ) ( )
		NFS-mounted file systems and ( ) ( ) ( )
		remote mail configuration and ( )
		remote mode ( ) ( )

	mail command ( ) ( ) ( )

	mail configuration files
		See configuration files

	mail configurations
		See configuration types

	mail connections, testing ( ) ( )

	mail daemons
		See daemons

	mail delivery agents
		See mailers

	mail domain names
		See also domain names

	mail errors, owner- prefix and ( )

	mail exchange (MX) records (DNS) ( )

	mail forwarding
		See forwarding mail

	mail-forwarding information
		See /etc/mail/aliases file

	mail gateways
		candidates for ( )
		configuration files for ( )
		configuring ( ) ( ) ( ) ( ) ( )
		defined ( ) ( )
		local mail and remote connection configuration and ( )
		security and ( )
		sendmail.cf file and ( ) ( )
		sendmail program as gateway ( )
		SMTP and ( )
		testing ( )
		two domains and a gateway configuration ( )

	mail headers
		See headers

	mail host, remote mail configuration and ( )

	mail hosts
		See also /etc/hosts file
		aliases
			DNS ( )
			NIS and NIS+ ( )
		candidates for ( ) ( ) ( )
		configuration file for ( ) ( )
		configuring ( ) ( ) ( )
		defined ( ) ( )
		designating systems as ( )
		dual-function ( )
		local mail and remote connection configuration and ( )
		local mail only configuration and ( )
		name services and sendmail program and ( ) ( )
		sendmail.cf file and ( ) ( )
		two domains and a gateway configuration and ( )

	mail.local mailer ( ) ( )

	mail macros
		See macros (configuration)

	mail messages
		See also headers; mail queue; undelivered messages
		timeouts ( )
		tracking ( )

	mail-notification daemon ( )

	mail problems
		See debugging; troubleshooting

	mail queue ( )
		forcing ( ) ( )
		listing ( )
		mail server and ( )
		moving ( )
		printing ( ) ( )
		running old ( )
		running subset ( )
		timeouts for messages ( )

	Mail.rc file ( )

	mail routers
		See routers

	mail security
		See security

	mail servers ( ) ( )
		backups and ( )
		candidates for ( )
		configuration file for ( )
		configuring ( ) ( )
		defined ( ) ( )
		dual-function ( )
		local mail and remote connection configuration and ( )
		local mail only configuration and ( )
		mail clients and ( )
		mailboxes on ( ) ( ) ( ) ( )
		NFS-mounted file systems and ( ) ( )
		remote mail configuration and ( )
		space requirements ( )
		two domains and a gateway configuration and ( )

	mail services
		administering ( ) ( )
		configurations ( ) ( ) ( ) ( )
		configuring ( ) ( )
		hardware components ( ) ( )
		planning mail systems ( )
		programs and files ( ) ( )
		software components ( ) ( )
		testing ( )
		troubleshooting ( ) ( ) ( ) ( )

	mail transfer agents
		See also sendmail program
		defined ( )

	mail transport agents
		See mail transfer agents

	mail user agents
		described ( ) ( )
		mail command ( ) ( ) ( )
		mailtool command ( ) ( ) ( ) ( )
		mailx command ( ) ( ) ( ) ( )

	mailboxes
		See also postmaster mailbox
		automatic creation by sendmail program ( ) ( )
		automatic mounting of ( )
		defined ( ) ( )
		files for ( )
		location of ( ) ( )
		mail servers and ( ) ( ) ( ) ( )
		mailer for ( ) ( )
		naming ( )
		necessity for ( )
		NFS-mounted file systems and ( ) ( ) ( )
		root in NIS ( )
		space requirements ( )
		spooling space for ( )

	mailcompat filter ( )

	MAILER-DAEMON ( )

	mailers
		custom, user-specified ( )
		defined ( )
		mail.local mailer ( ) ( )
		smtp mailer ( )
		Solaris mailers described ( ) ( )
		uucp mailer ( )
		uucp-old mailer ( ) ( )
		uux mailer ( )

	mailq command ( ) ( ) ( )

	.mailrc file ( ) ( )

	mailstats program ( ) ( )

	mailtool command
		default settings for ( )
		described ( ) ( ) ( )

	mailx command
		alias expansion ( )
		default settings ( )
		described ( ) ( )

	mailx.rc file ( )

	main.cf file
		described ( ) ( )
		local mail and remote connection configuration and ( )
		mail gateway configuration and ( ) ( )
		mail host configuration and ( ) ( ) ( )

	main-v7sun.mc file ( ) ( )

	makefile file ( )

	makemap command ( )

	makemap program, described ( )

	map (aliases)
		See NIS, aliases (mail.aliases map)

	maximums
		See also load limiting; time intervals

	mconnect program ( ) ( )

	message headers
		See headers

	message queue
		See mail queue

	message timeouts ( )

	message tracking ( )

	messages
		See mail messages

	mounting
		See also NFS-mounted file systems
		/var/mail directory ( ) ( )

	moving, mail queue ( )

	mqueue directory ( )

	multifunction components, configuring ( )

	MX (mail exchange) records (DNS) ( )


N

	name-rewriting rules
		See addresses, rewriting rules

	name services
		See also NIS; NIS+
		sendmail program interaction with ( ) ( )

	name space domain names ( )

	named.boot file ( )

	naming
		See also addresses, domain names
		aliases ( )
		mailboxes ( )
		schemes for, sendmail program and ( )

	newaliases program ( ) ( ) ( )

	NFS-mounted file systems
		mail clients and ( ) ( ) ( )
		mail servers and ( ) ( ) ( )
		mailboxes and ( ) ( ) ( )

	NIS
		aliases (mail.aliases map) ( ) ( ) ( )
			administering ( ) ( ) ( ) ( )
			creating ( ) ( ) ( )
			described ( )
			host aliases ( )
			/etc/mail/aliases file and ( ) ( )
			postmaster alias ( ) ( )
			root alias ( )
		DNS and ( ) ( )
		forwarding mail and ( )
		hosts.byname map ( ) ( )
		local mail and remote connection configuration and ( )
		local mail only configuration and ( )
		mail domain name ( ) ( ) ( )
		remote mail configuration and ( )
		sendmail program requirements for ( ) ( )

	NIS+
		aliases (mail_aliases table) ( ) ( ) ( )
			adding entries ( ) ( )
			administering ( ) ( ) ( ) ( )
			changing entries ( )
			creating ( ) ( )
			deleting entries ( )
			described ( ) ( )
			host aliases ( )
			initiating ( )
			listing ( ) ( )
			postmaster alias ( )
		DNS and ( ) ( )
		forwarding mail and ( )
		host table ( ) ( )
		local mail and remote connection configuration and ( )
		local mail only configuration and ( )
		mail domain name ( ) ( ) ( )
		remote mail configuration and ( )
		sendmail program requirements for ( ) ( )
		sendmailvars.org_dir file ( ) ( )

	nistbladm command ( )

	notification daemon ( )

	nsswitch.conf file ( ) ( )


O

	options
		See sendmail.cf file, options

	Oq option (sendmail.cf file) ( )

	owner- prefix
		envelop changes and ( )
		mailbox names ( ) ( )

	owner-owner, mailbox name ( )


P

	percent sign (%), in mailbox names ( )

	permissions
		See security

	PID, listing for listening daemon ( )

	planning mail systems ( )

	postmaster alias
		NIS or NIS+ ( ) ( )
		/etc/mail/aliases file ( ) ( ) ( )
		setting up ( ) ( )

	postmaster mailbox ( )
		creating ( ) ( )
		necessity for ( )
		testing ( )

	PostScript files, mailbox space requirements and ( )

	printing
		mail queue ( ) ( )

	problems
		See debugging

	programs
		See also specific programs
		mail services ( ) ( )

	protocols
		See also Ethernet; SMTP; TCP/IP; UUCP
		sendmail program and ( )


Q

	-q argument (sendmail program) ( )

	queue
		See mail queue


R

	-R argument (sendmail program) ( )

	read timeouts ( )

	recipients
		See also multiple recipients
		selecting ( )
		verifying ( )

	relay-domains file, described ( )

	relay hosts
		See mail hosts

	relay mailers
		See mailers

	remote mail configuration ( ) ( )

	remote mode, mail clients in ( )

	-request suffix, mailbox names ( )

	returned messages
		See undelivered messages

	rewriting rules
		See addresses, rewriting rules

	rmail program ( )

	root alias
		NIS ( )
		/etc/mail/aliases file ( )

	route-based addressing ( )

	route-independent addressing ( )

	routers
		See also sendmail program

	routing
		explained ( ) ( )
		local addresses and ( )

	rules sets
		See addresses, rewriting rules


S

	security
		aliases databases ( )
		.forward files ( ) ( )
		mail gateways and ( )
		permissions ( )
		/etc/mail/aliases file ( )

	send-only mode ( )

	sendmail.cf file
		classes
			file containing ( )
			sendmailvars.org_dir table and ( )
			sendmailvars table and ( )
		delivery mode ( )
		described ( ) ( ) ( ) ( )
		level (V) ( )
		load limiting ( )
		log level ( )
		macros
			file containing ( )
			sendmailvars.org_dir table and ( )
			sendmailvars table and ( )
		mail clients and ( )
		mail gateways and ( ) ( ) ( )
		mail hosts and ( ) ( )
		mail servers and ( )
		mailers
			described ( ) ( )
		name service interaction ( ) ( )
		necessity for ( )
		options
			Oq (queue factor) ( )
		time intervals ( )
			mail delivery speed ( )
			message timeouts ( )
			read timeouts ( )
		variables
			setting ( )
		vendor (V) ( )

	sendmail.hf file ( )

	sendmail.mx program ( )

	sendmail.pid file ( )

	sendmail program
		See also headers; main,cf file; mail queue; sendmail.cf file; undelivered messages
		alias usage by ( ) ( )
		alternative commands ( )
		arguments to
			-C (select configuration file) ( )
			-bp (print mail queue) ( )
			-bt (test mode) ( )
			-bv (verify recipients) ( )
			-q (queue interval/queue subset) ( )
			-R (recipient selection) ( )
			-v (verbose mode) ( ) ( )
		as Internet mail gateway ( )
		command line options ( )
		compilation flags ( )
		configuration file options ( )
		configuration table ( )
		defaults ( )
		described ( ) ( ) ( ) ( )
		domain names and ( )
		error message logger ( ) ( ) ( ) ( )
		features ( ) ( )
		functions of ( ) ( ) ( )
		host name configurations and ( )
		interaction with other mail programs ( )
		interface between user and ( )
		mailbox creation by ( )
		name services requirements ( ) ( )
		naming schemes accepted by ( )
		new features ( )
		permissions ( )
		policy and mechanics specification for ( ) ( )
		restarting ( )
		.forward files ( ) ( )
		/usr/bin links to ( )
		SMTP and ( ) ( )
		system log and ( ) ( ) ( ) ( )
		testing ( )

	sendmail.st file ( ) ( )

	sendmailvars.org_dir table ( ) ( )

	sendmailvars table ( )

	servers
		See mail servers

	setting up
		See configuring

	sharing /var directory ( )

	shells, .forward files and ( )

	shells file
		See /etc/shells file

	Simple Mail Transfer Protocol
		See SMTP

	SMTP (Simple Mail Transfer Protocol)
		headers ( )
		help file for ( )
		mail delivery agent ( )
		sendmail program and ( ) ( )

	smtp mailer
		described ( ) ( )

	SMTP ports, mconnect cannot connect to ( )

	software components ( ) ( )

	solaris2.m4 file ( )

	solaris2.ml.m4 file ( )

	solaris-antispam.m4 file ( )

	solaris-generic.m4 ( ) ( )

	solaris-generic.m4 file ( )

	speed
		See also time intervals
		mail-delivery ( )

	spooling space, mail servers ( )

	statistics ( )

	subsidiary.cf file ( ) ( ) ( ) ( ) ( ) ( )

	subsidiary-v7sun.mc file ( )

	SunOS 4.1, filter for mailbox format ( )

	syslog.conf file ( ) ( )

	syslogd program ( ) ( ) ( )

	system log ( ) ( ) ( ) ( )


T

	table (aliases)
		See NIS+, aliases (mail_aliases table)

	TCP/IP networks
		mail delivery agent for ( )
		sendmail program and ( )

	testing
		See also debugging; troubleshooting
		aliases ( )
		connections to other systems ( ) ( )
		hostname configuration ( ) ( )
		mail configuration ( )
		recipient verification ( )
		sendmail program ( )

	time intervals ( )
		mail delivery speed ( ) ( )
		message timeouts ( )
		read timeouts ( )

	top-level domains ( )

	tracking messages ( )

	transfer agents
		See mail transfer agents

	transport agents
		See mail transfer agents

	troubleshooting
		See also debugging; testing
		aliases ( )
		mail delivered to wrong address ( ) ( )
		MAILER-DAEMON messages and ( )
		mailstats program and ( )
		sendmail program ( )
		system log and ( )
		tracing message route ( )
		.forward files and ( ) ( )
		undelivered mail ( ) ( ) ( )
		verifying connections to other systems ( )


U

	undelivered messages
		See also troubleshooting
		storage of ( )
		timeout for ( )
		troubleshooting ( ) ( ) ( )

	underscore (_), in mailbox names ( )

	UNIX-to-UNIX Copy
		See uucp mailer; UUCP (UNIX-to-UNIX Copy Protocol)

	user agents
		See mail user agents

	user names, mailbox names and ( )

	users
		alias creation by ( )
		custom mailer specification by ( )

	/usr/bin/aliasadmin command
		See aliasadmin command

	/usr/bin directory, mail services contents ( )

	/usr/bin/mail command ( ) ( ) ( )

	/usr/bin/mailcompat filter ( )

	/usr/bin/mailq command ( ) ( ) ( )

	/usr/bin/mailstats program ( ) ( )

	/usr/bin/mailx command
		See mailx command

	/usr/bin/mconnect program ( ) ( )

	/usr/bin/newaliases program ( ) ( ) ( )

	/usr/bin/rmail program ( )

	/usr/bin/vacation command ( ) ( )

	/usr/lib directory, mail services contents ( )

	/usr/lib/mail/cf/main-v7sun.mc file ( )

	/usr/lib/mail/cf/makefile file ( )

	/usr/lib/mail/cf/subsidiary-v7sun.mc file ( )

	/usr/lib/mail directory, mail services contents ( )

	/usr/lib/mail/domain/solaris-antispam.m4 file ( )

	/usr/lib/mail/domain/solaris-generic.m4 file ( )

	/usr/lib/mail.local mailer ( ) ( )

	/usr/lib/mail/ostype/solaris2.m4 ( )

	/usr/lib/mail/ostype/solaris2.ml.m4 ( )

	/usr/lib/mail/sh/check-hostname script
		See check-hostname script

	/usr/lib/mail/sh/check-permissions script
		See check-permissions script

	/usr/lib/sendmail program
		See sendmail program

	/usr/sbin/in.comsat daemon ( )

	/usr/sbin/makemap command ( )

	/usr/sbin/syslogd error message logger ( ) ( ) ( )

	/usr/sbin/makemap database maker, described ( )

	UUCP (UNIX-to-UNIX Copy Protocol)
		mailers using ( )
		route-based addressing and ( )
		route-independent addressing and ( )
		sendmail program and ( )

	uucp mailer
		sendmail program and ( )
		testing mail configuration with ( )

	uucp-old mailer ( )
		described ( )

	uux mailer ( )


V

	-v argument (sendmail program) ( ) ( )

	V control line (sendmail.cf file) ( )

	vacation command ( ) ( )

	validating
		See testing

	/var directory ( )

	/var/mail directory
		automatic mounting of ( ) ( )
		local mail and remote connection configuration and ( )
		local mail only configuration and ( )
		mail client configuration and ( ) ( )
		mail servers configuration and ( ) ( ) ( )
		mailboxes created by sendmail program in ( )
		mounting ( ) ( )
		remote mail configuration and ( )
		remote mail only configuration and ( )

	/var/mail/username files ( ) ( )

	/var/spool/mqueue directory ( )

	variables (sendmail.cf file) ( )

	vendor, specifyng in sendmail.cf ( )

	verbose mode (sendmail program) ( ) ( )

	verifying
		See testing

	vfstab file
		See /etc/vfstab file

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