System information

SPIT, 636
spoofing, 637
SIP, 620–622
spam, 592
telephony future, 2
UNISTIM, 625
VoIP to VoIP, 147
volgain option (voicemail.conf), 164
W
WAIT FOR DIGIT AGI command, 484
WaitExten() application, 117
wakeup calls, 402
WAN (wide area network), distributed device
states, 497
warning logger.conf type, 524
warning messages, when updating Asterisk,
65
WAV file format, 336
weather reporting, 585
web interfaces, 561–564
A2Billing, 564
CDRs, 563
FOP, 562
queue reporting, 563
queue status, 563
webenabled option (manager.conf), 460
Weight (SIP SRV record), 239
weight option (queues.conf), 276
weight option option (agents.conf), 283
wget, 47, 66
WiFi, 589
wiki sites, 7
wildcard pattern matching, 126
WiMAX, 589
wireless, 589
wrapuptime option (agents.conf), 282
wrapuptime option (queues.conf), 276
write option (manager.conf), 462
writetimeout option (manager.conf), 462
writetimeout option (voicemail.conf), 417
X
X-Voicemail-Context header, 176
X-Voicemail-Mailbox header, 176
xferfailsound (features.conf), 223
xfersound (features.conf), 223
XMPP (Extensible Messaging and Presence
Protocol), 314–318, 418–428
Asterisk configuration, 316
chan_gtalk module, 425–428
configuring, 425
Google Talk, 427, 428
Google Voice, 427, 428
compiling support for, 419
device state distribution, 497
installation, 315
Jabber dialplan commands, 419–425
connecting to an XMPP server, 419
receiving messages with
JABBER_RECEIVE(), 422
sending message with JabberSend(),
421
testing, 317
XMPP accounts, 316
Z
Zapata Telephony Project, 2
Zapateller() application, 217
zone paging, 235
[zonemessages] section, voicemail.conf, 166,
192
Index | 695