System information

configuring chan_skype.conf, 429
placing and receiving calls, 430
sending and receiving messages, 432
installing, 429
SkypeChatSend() dialplan function, 432
SKYPE_BUDDIES() dialplan function, 434
SKYPE_BUDDY_FETCH() dialplan function,
434
SKYPE_CHAT_RECEIVE() dialplan function,
432
SLA (Shared Line Appearances), 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
sla.conf, 320, 323, 325
SLA:<shared line> virtual device, 301
SLATrunk() application, 321, 326
SMDI (Simplified Message Desk Interface),
voicemail, 177
smdienable option (voicemail.conf), 160
smdiport option (voicemail.conf), 160
SMDI_MSG() function, 178
SNMP (Simple Network Management
Protocol), 551–559
configuring, 552–558
installing, 551
monitoring Asterisk with OpenNMS, 558
snmpusm, 555
SNMPv3, enabling, 555
snmpwalk, 551
Snom, SIP-based paging, 232
softphones
configuration, 86
requirements, 660
software dependencies, 44, 45
SONET circuits, 612
sound files, 114
spam, VoIP, 592
spandsp, 444
SPEECH ACTIVATE GRAMMAR AGI
command, 484
SPEECH CREATE AGI command, 484
SPEECH DEACTIVATE GRAMMAR AGI
command, 485
SPEECH DESTROY AGI command, 484
SPEECH LOAD GRAMMAR AGI command,
484
speech processing, 587
speech recognition
about, 587
IVR, 395
SPEECH RECOGNIZE AGI command, 485
SPEECH SET AGI command, 484
SPEECH UNLOAD GRAMMAR AGI
command, 484
Speex, 626
Speex codec, 628
SPIT (Spam over Internet Telephony), 258,
636
spoofing, 637
spool, 25
spool folder, 172
SQL (see Microsoft SQL; MySQL)
square brackets ([]) contexts, 108
src CDR field, 527
SRTP (Secure RTP)
encrypting audio, 637
encrypting SIP calls, 150
SRV records, 238
srvlookup (sip.conf), 91, 96
SS7 (Signaling System 7), 614
standards
Asterisk future, 591
compliance, 578, 582
StarPy, 488
start CDR field, 528
stateprov option (dundi.conf), 505
states, 273
(see also device states)
extension states, 303–305
static realtime, 368
stations, in Asterisk compared to other PBXs,
9
statistics, queue_log file, 296–299
status option (jabber.conf), 421
status, queues, 563
statusmessage option (jabber.conf), 421
storage
AstDB, 214–216
deleting data from, 215
retrieving data from, 214
690 | Index