Index_U

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U

UBE (Unsolicited Bulk E-mail). See junk mail

UCE (Unsolicited Commercial E-mail). See junk mail

ucspi-tcp

described, 36, 441

installing, 43, 63–64

Uh-oh: home directory is writable, error message, 458–459

Uh-oh: qmail file is writable, error message, 458–459

umask command, 56

uncoupling dot-qmail deliveries, 140

University of Washington IMAP (UW-IMAP), 344–350

installing with maildir support, 344–349

testing, 349–350

Unix Client-Server Program Interface for TCP. See ucspi-tcp

Unix MLMs, 324–325, See also ezmlm; Mailman; Majordomo

Unsolicited Bulk E-mail (UBE). See junk mail

Unsolicited Commercial E-mail (UCE). See junk mail

unsubscribing from mailing lists, 304–305

user-level controls, for junk mail, 292–294

address revocation and auditing, 294

filtering, 292–293

TMDA, 293

usernames

setting usernames (local parts) in messages, 128

containing at-sign (@) and POP3, 383

with upper case letters gotcha, 465

users

creating at installation

with quick-start, 41–42

with step-by-step installation, 59–62

home directories gotcha, 465

local users can't send mail, 223

prevention of junk mail and, 286–287

test messages for local users, 81–84

usernames with upper case letters gotcha, 465

users /var/qmail directory, 17

utilities

user utilities, 148–156

bouncesaying, 148–149

condredirect, 150

datemail, 150–151

elq, 151

except, 151

forward, 152

maildir2mbox, 152–153

maildirmake, 153

maildirwatch, 153

mailsubj, 154

ping, 154

predate, 154–155

preline, 155

qail, 155

qreceipt, 155–156

support utilities and installation, 35–38

VMailMgr utilities, 377

UW-IMAP, 344–350

installing with maildir support, 344–349

testing, 349–350

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