System information

ISNs, 254
security and identity, 256–259
distributed denial of service attacks,
258
phishing, 258
security as an ongoing process, 259
SPIT, 258
toll fraud, 257
Internet Low Bitrate Codec (see iLBC)
Internet message application protocol (see
IMAP)
interpreters, format interpreters, 18
invalid handler, AA, 335
IP multicast
about, 233
support for, 233
IP telephones
about, 183
requirements, 660
iptables, 568
IPv6 localhost, PostgreSQL, 344
IPv6, sip.conf, 92
IRC channels, Asterisk community, 7
IRQ latency, 643
ISDN (Integrated Services Digital Network),
613
ISDN telephones, requirements, 659
ISNs (ITAD Subscriber Numbers)
about, 251
using in your Asterisk system, 254
ISNULL() function, 215
ITADs (IP Telephony Administrative Domains)
about, 252
testing, 254
ITU (International Telecommunication
Union), E.164, 247
IVR (Interactive Voice Response), 389–396
about, 389
Asterisk modules for building IVRs, 392
compared to an AA, 331
components, 390
design considerations, 392
prompt-recording application, 394
simple IVR using CURL, 393
speech recognition and text-to-speech, 395
J
Jabber, 314
Jabber dialplan commands, 419–425
connecting to an XMPP server, 419
receiving messages with
JABBER_RECEIVE(), 422
sending message with JabberSend(), 421
jabber purge nodes command, 421
jabber show buddies command, 317
jabber show connected command, 317
JabberSend() dialplan application, 421
JABBER_RECEIVE() dialplan function, 422
jail.conf, 570
jitterbuffers, 172
joinempty option (queues.conf), 264, 279, 292
joining queues, 292
K
kernel optimizations, 643
kernel version, 644
keys, AstDB, 214
L
label (GotoIfTime() application), 203
labels, priority labels, 112
LAN (local area network), distributed device
states, 496
language, internationalization, 190
languageprefix (asterisk.conf), 73
lastapp CDR field, 527
lastdata CDR field, 528
latency, IRQ latency, 643
LDAP (Lightweight Directory Access Protocol),
434–440
compiling LDAP support, 437
configuring Asterisk for LDAP support,
437
OpenLDAP, 435
ldapadd command, 435
leavewhenempty option (queues.conf), 264,
280, 292
leaving queues, 292
legacy PBX migration gateway, 582
libopenr2 library, 141
libpath, spandsp, 445
LibPRI library, installing, 48
libraries
IMAP library, 413
libopenr2 library, 141
LibPRI library, 48
resource library, 25
Index | 681