System information

cURL module, installing, 393
CURL() dialplan function, 392, 394
Custom:<custom name> virtual device, 301
custom_beep option (agents.conf), 282
D
d (Page() application), 230
d([c]) (VoiceMail() application), 170
D-channels, 138
DAHDI (Digium Asterisk Hardware Device
Interface)
about, 26
downloading and installing, 136
installing, 49
internationalization, 185–189
DAHDI-linux, 49
DAHDI-tools, 49
dahdi_cfg command, 188
dahdi_dummy, 137
dahdi_genconf application, 137
dahdi_genconf command, 188
dahdi_genconf modules, 137, 143
dahdi_genconf modules command, 138, 139,
141
dahdi_hardware command, 138, 142
dahdi_tool command, 188
dastAGI, 486
DATABASE DEL AGI command, 483
DATABASE DELTREE AGI command, 483
DATABASE GET AGI command, 483
database lookup, 244
DATABASE PUT AGI command, 483
databases
replicated databases, 495
single database, 493
dateformat option (cel.conf), 540
days_of_month (GotoIfTime() application),
202
days_of_week (GotoIfTime() application),
202
dbsecret, 515
DB_EXISTS() function, 519
dcontext CDR field, 527
DeadAGI, 478
debug (asterisk.conf), 72
debug logger.conf type, 525
debug option (jabber.conf), 420
debug option (manager.conf), 461
defaultrule option (queues.conf), 280
defaults
asterisk.conf, 71
blindxfer and disconnect codes
(features.conf), 225
CDR fields, 527
context, 90
DAHDI modules, 136
internationalization, 181
sound prompt files, 59
starting Asterisk with no modules, 10
timeouts, 117
traditional PBXs, 108
voicemail context, 167
delayed dialing using Local channels, 212
delete option (voicemail.conf), 164
deleting data from AstDB, 215
demilitarized zone (DMZ), 638
denial of service, 573
deny option (dundi.conf), 507
departme option (dundi.conf)nt, 505
dependencies
dependency information, 45
installing, 61
module dependencies, 62
software dependencies, 44
destemail option (jail.conf), 570
destination argument, Dial() application, 120
device states, 273, 301–329
about, 301
custom device states, 307
device state information, 295
distributed device states, 309–318
OpenAIS, 310–314
XMPP, 314–318
extension states, 303–305
replicated database, 496–499
SLA, 318–328
additional configuration, 327
configuration, 319
installing SLA applications, 318
key system example with analog trunks,
319–323
key system example with SIP trunks,
323
limitations, 328
presence, 306
shared extension example, 325
devices
dialplan for testing your devices, 103
Index | 673