Index
A
- A-leg
- correlating / Correlating A-leg and B-leg
- accounting
- about / Accounting and billing
- A leg / First voice menu
- analog modules
- about / Analog modules, Analog modules
- Analog Telephone Adapters (ATA) / Residential uses of FreeSWITCH
- API interfaces / Various important features
- Asterisk
- download link / ISDN signaling modules
- Audacity
- audio
- tapping / Tapping audio
B
- B-leg
- correlating / Correlating A-leg and B-leg
- Back to Back User Agent (B2BUA)
- about / Correlating A-leg and B-leg
- Bi-Directional Replication (BDR)
- about / In the FreeSWITCH world
- billing
- about / Accounting and billing
- options / Other billing options (open source - commercial)
- B leg / First voice menu
C
- Call Detail Record (CDR)
- about / Call Detail Records
- Call Detail Records (CDRs) / Accounting and billing, Call Detail Records (CDRs)
- about / Feeding logs and events to Homer
- Caller ID Name (CNAM) / Various important features
- calls
- recording / Recording calls
- calls per second (cps)
- about / Running scenarios
- call_uuid-SIP packet correlation, tool
- reference / FreeSWITCH as SIP self tracer
- Capture Server
- installing / Installing Homer and the Capture Server
- Carrier-Grade Rating System (CGRateS) / Mod_nibblebill / CGrateS
- Comma Separated Value (CSV)
- about / Call Detail Records
- Conference.conf.xml
- about / Conference.conf.xml (profiles, DTMF interaction, and so on)
- sections logic / Configuration sections logic
- profile / Profile
- Caller-Controls group / Caller-Controls group
- conference invocation / Conference invocation, dialplan, channel variables
- dialplan / Conference invocation, dialplan, channel variables
- channel variables / Conference invocation, dialplan, channel variables
- outbound conference / Outbound conference
- conferencing
- basics / Conference basics
- moderating / Moderating and managing conferences – API
- managing / Moderating and managing conferences – API
D
- DAHDI drivers
- about / DAHDI drivers
- reference / DAHDI drivers
- debugging
- about / Debugging
- physical layer, checking / Checking the physical layer
- ISDN tracing, enabling / Enabling ISDN tracing
- audio tracing / Audio tracing
- dialplan
- about / Dialplan application
- DID
- about / DIDs (aka DDIs) – numbers
- DNS SRV records
- for geographical distribution / DNS SRV records for geographical distribution and HA
- for HA / DNS SRV records for geographical distribution and HA
E
- events
- feeding, to Homer / Feeding logs and events to Homer
- Event Socket Layer (ESL)
- Extensible Encapsulation Protocol (EEP)
- about / What is Homer?
F
- Fail2ban
- about / Fail2ban on all services
- Fax, and FreeSWITCH
- about / Fax and FreeSWITCH
- mod_spandsp configuration / The mod_spandsp configuration
- mod_spandsp usage / mod_spandsp usage
- faxes, debugging / Debugging faxes
- fax traffic, reliability maximizing / How to maximize reliability of fax traffic
- PDF to fax and fax to PDF / PDF to fax and fax to PDF
- fax to mail / Fax to mail
- HylaFax / HylaFax and FreeSWITCH
- Fax on PSTN
- about / What is Fax on PSTN?
- working / How it works
- Fax over IP (FoIP)
- about / What is Fax over IP?
- Enter T38 / Enter T38
- T38 terminals and gateways / T38 terminals and gateways
- fax transmission
- about / Various important features
- federated VoIP / Routing with federated VoIP
- firewall
- about / Firewall
- FreeSWITCH
- wholesale (provider to providers) / Wholesale (provider to providers)
- WebRTC / WebRTC / web services / Internet-only services
- web services / WebRTC / web services / Internet-only services
- Internet-only services / WebRTC / web services / Internet-only services
- network requirements / Network requirements
- testing, with SIPp / Testing with SIPp
- logging with / Logging with FreeSWITCH
- Call Detail Record (CDR) / Call Detail Records
- monitoring / Monitoring
- audio file formats / Audio file formats
- MP3, and streaming / MP3 and streaming
- Music on Hold / Music on Hold
- audio files, playing / Playing and recording audio files and streams
- audio files, recording / Playing and recording audio files and streams, Recording and modifying prompts and audio files
- streams, recording / Playing and recording audio files and streams
- streams, playing / Playing and recording audio files and streams
- prompts, recording / Recording and modifying prompts and audio files
- prompts, modifying / Recording and modifying prompts and audio files
- audio files, modifying / Recording and modifying prompts and audio files
- about / FreeSWITCH accommodates them ALL
- communicator, testing with / Test with Communicator
- verto app, building / Build Your Own Verto App
- as, SIP self tracer / FreeSWITCH as SIP self tracer
- FreeSWITCH, best practices
- latest versions / Latest versions of it all
- default configuration / Default configuration is a demo
- passwords, changing / Change passwords
- locking all that's not trusted / Lock all that's not trusted
- FreeSWITCH events, feeding
- to Homer / FreeSWITCH events to Homer
- FreeSWITCH jail / FreeSWITCH jail
- FreeSWITCH module
- about / What is a FreeSWITCH module?
- developing / Developing a module
- functions / Mandatory functions
- Load function / Load function
- Runtime function / Runtime function
- Shutdown function / Shutdown function
- XML, configuration / Configuration using XML
- channel state changes, reacting to / Reacting to channel state changes
- receiving events / Receiving and firing events
- firing events / Receiving and firing events
- dialplan application / Dialplan application
- API command / API command
- FreeSWTICH
- residential uses / Residential uses of FreeSWITCH
- routing, with federated VoIP / Routing with federated VoIP
- Dialers/Telemarketing / Dialers/telemarketing, FreeSWITCH Products and Services
- Business PBX services / Business PBX services (hosted and on-premises)
- call centers / Call centers
- Value Added Services (VAS) / Value added services and games, prizes, and polls
- Class 4, vs Class 5 operations / "Class 4" vs "Class 5" operations (and SBCs)
- mobile over-the-top SIP / Mobile "over-the-top" SIP
- FreeSWTICH, development
- about / Development
- strict on output, broad on input / Strict on output, broad on input
- techniques / Very structured, very reusable techniques
- Polyglot, by vocation and destiny / Polyglot by vocation and destiny
- scalability / Extreme scalability, from embedded to big irons
- internationalist / Born internationalist
- Telcos internal integration / Telcos internal integration ("FreeSWITCH is the Perl of VoIP")
- new services prototyping / Rapid new services prototyping
- FreeTDM
- about / FreeTDM
- configuring / Configuring FreeTDM
- outbound calls / Outbound calls
- inbound calls / Inbound calls
- reference / Audio tracing
- FreeTDM installation
- about / FreeTDM installation
- Wanpipe drivers / Wanpipe drivers
- DAHDI drivers / DAHDI drivers
- LibPRI / LibPRI
- Sangoma ISDN stack / Sangoma ISDN stack
- OpenR2 / OpenR2
- LibWAT / LibWAT
- ftmod_gsm module
- about / Cellular GSM / CDMA (ftmod_gsm)
- Fully Qualified Domain Name (FQDN)
G
- group parameter / FreeTDM library configuration
- gw1
- about / Getting more information
H
- HA deployment
- about / HA deployment
- storage / Storage, network, switches, power supply
- network / Storage, network, switches, power supply
- switches / Storage, network, switches, power supply
- power supply / Storage, network, switches, power supply
- virtualization / Virtualization
- load balancing, with Kamailio / Load balancing and integration with Kamailio and OpenSIPS
- load balancing, with OpenSIPS / Load balancing and integration with Kamailio and OpenSIPS
- integration, with Kamailio / Load balancing and integration with Kamailio and OpenSIPS
- integration, with OpenSIPS / Load balancing and integration with Kamailio and OpenSIPS
- DNS SRV records, for geographical distribution / DNS SRV records for geographical distribution and HA
- HD audio frontiers / HD audio frontiers are pushed by cellphones, right now
- HEPipe-ESL.js
- HEPipe.js
- URL / Logs to Homer
- Homer
- about / What is Homer?
- installing / Installing Homer and the Capture Server
- HylaFax
- and FreeSWITCH / HylaFax and FreeSWITCH
I
- incoming call processing
- about / Incoming call processing
- before answering / Before answering
- first voice menu / First voice menu
- second and third voice menu / Second and third voice menus
- fourth voice menu / Fourth menu – asynch! Nonblocking! Fun with threads!
- after hangup / After hangup
- input/output (IO) modules
- about / I/O modules
- integration, with Kamailio
- web world / In the Web world
- FreeSWITCH world / In the FreeSWITCH world
- integration, with OpenSIPS
- web world / In the Web world
- FreeSWITCH world / In the FreeSWITCH world
- International Telecommunication Union (ITU) / What is Fax on PSTN?
- Internet Telephony Service Provider (ITSP) / Residential uses of FreeSWITCH
- ISDN signaling modules
- about / ISDN signaling modules
- ITSPs
- working / ITSPs – what they do
- features / Various important features
- and Real World Fax Support / ITSPs and Real World Fax Support
- IVR
- installing / Installing IVR
L
- least cost route (LCR)
- about / ITSPs – what they do
- LibPRI
- LibWAT
- about / LibWAT
- Linux Container (LXC)
- about / Virtualization
- load balancing, with Kamailio
- web world / In the Web world
- FreeSWITCH world / In the FreeSWITCH world
- load balancing, with OpenSIPS
- web world / In the Web world
- FreeSWITCH world / In the FreeSWITCH world
- logs
- feeding, to Homer / Feeding logs and events to Homer, Logs to Homer
- luarun api / Fourth menu – asynch! Nonblocking! Fun with threads!
M
- Management Information Base (MIB)
- about / SNMP and FreeSWITCH
- Mean Opinion Score (MOS)
- about / Running scenarios
- media
- about / What can go wrong?
- messaging services / Various important features
- MFC-R2 protocol
- about / MFC-R2
- mod_example outline
- about / Mod_Example outline
- mod_nibblebill / Mod_nibblebill / CGrateS
- mod_snmp
- about / SNMP and FreeSWITCH
- mod_spandsp
- configuration / The mod_spandsp configuration
- usage / mod_spandsp usage
- faxes, debugging / Debugging faxes
- mod_verto
- configuring / Configure mod_verto
- monitoring
- about / Monitoring
- Simple Network Management Protocol (SNMP) / SNMP
- with Nagios / Monitoring with Nagios
- with Cacti / Monitoring with Cacti
- monitoring tools
- about / Monitoring tools
- MOS
- feeding, from CaptAgent to Homer / Feeding SIP signaling, QoS, MOS and RTP/RTCP stats from CaptAgent to Homer
- Multipoint Control Unit (MCU) / Video conference
N
- NagiosSIPplugin
- URL / Monitoring with Nagios
- Network Address Translation (NAT) / Residential uses of FreeSWITCH
- network requirements
- about / Network requirements
- Quality of Service (QoS) / Understanding QoS
- LAN / LANs, WANs, and peering
- WAN / LANs, WANs, and peering
- peering / LANs, WANs, and peering
- ngrep
- about / ngrep – network grep
O
- object identifier (OID)
- about / SNMP and FreeSWITCH
- OpenR2
- OpenZap
- about / OpenZap
P
- pcapsipdump
- about / pcapsipdump
- reference / pcapsipdump
- PCMA / What is Fax over IP?
- PCMU / What is Fax over IP?
- profile, Conference.conf.xml
- PSTN / What is Fax on PSTN?, How it works
- public address (PA) / How it works
- Public Land Mobile Network (PLMN)
- about / ITSPs – what they do
- Public Switched Telephone Network (PSTN)
- about / ITSPs – what they do
Q
- QoS
- feeding, from CaptAgent to Homer / Feeding SIP signaling, QoS, MOS and RTP/RTCP stats from CaptAgent to Homer
- Quality of Service (QoS)
- about / Network requirements
R
- REST interfaces / Various important features
- root privileges
- dropping / Dropping root privileges (file permissions)
- routes
- about / Routes (to numbers)
- routes, quality
- about / Quality of routes
- white, black and grey / White, black, and grey
- codecs / Codecs and bandwidth
- bandwidth / Codecs and bandwidth
- infrastructure capability / Infrastructure capability
- routing calls
- RTCP
- about / SIP, RTP, SDP, RTCP, OH MY!
- RTP
- about / SIP, RTP, SDP, RTCP, OH MY!
- RTP/RTCP stats
- feeding, from CaptAgent to Homer / Feeding SIP signaling, QoS, MOS and RTP/RTCP stats from CaptAgent to Homer
- rxgain parameter / FreeTDM library configuration
S
- (S)RTP
- encrypting, via SDES / Encrypting (S)RTP via SDES (key exchange in SDP)
- encrypting, via ZRTP / Encrypting (S)RTP via ZRTP (key exchange in RTP)
- (S|Z)RTP / SIP(S) and (S|Z)RTP
- Sangoma ISDN stack
- about / Sangoma ISDN stack
- reference / Sangoma ISDN stack
- screen sharing
- about / Screen sharing
- dialplan extension / Screen sharing dialplan extension
- SDES
- (S)RTP, encrypting via / Encrypting (S)RTP via SDES (key exchange in SDP)
- SDP
- about / SIP, RTP, SDP, RTCP, OH MY!
- Session Border Controller (SBC) / "Class 4" vs "Class 5" operations (and SBCs)
- Session Description Protocol (SDP) / Web Real-Time Communication is coming
- Session Initiation Protocol (SIP)
- about / Testing with SIPp
- Session Initiation Protocol (SIP) stack / Residential uses of FreeSWITCH
- signaling
- about / What can go wrong?
- searching, with Homer / Searching signaling with Homer
- signaling modules
- about / Signaling modules
- ISDN / ISDN signaling modules
- analog modules / Analog modules
- MFC-R2 protocol / MFC-R2
- SS7 / SS7
- cellular GSM / CDMA (ftmod_gsm) / Cellular GSM / CDMA (ftmod_gsm)
- Simple Network Management Protocol (SNMP)
- about / SNMP
- and FreeSWITCH / SNMP and FreeSWITCH
- installation, on Linux / Installation and configuration (on Linux)
- configuration, on Linux / Installation and configuration (on Linux)
- SIP
- encrypting, with TLS (SIPS) / Encrypting SIP with TLS (SIPS)
- about / SIP, RTP, SDP, RTCP, OH MY!
- SIPCAPTURE
- about / What is Homer?
- sipgrep
- SIPp
- testing with / Testing with SIPp
- SIPp, testing with
- scenarios, running / Running scenarios
- Load testing / Load testing
- SIPS (SIP Secure) / SIP(S) and (S|Z)RTP
- SIP Signaling
- feeding, from FreeSWITCH to Homer / Feeding SIP signaling from FreeSWITCH to Homer
- feeding, from CaptAgent to Homer / Feeding SIP signaling, QoS, MOS and RTP/RTCP stats from CaptAgent to Homer
- sngrep
- about / sngrep – the holy grail
- reference / sngrep – the holy grail
- Sofia / Residential uses of FreeSWITCH
- SoX
- about / SoX – audio format converter
- SS7
- about / SS7
- system configuration, FreeTDM
- about / Configuring FreeTDM
- Wanpipe / Wanpipe
- DAHDI / DAHDI
- FreeTDM library configuration / FreeTDM library configuration
- FreeSWITCH configuration / FreeSWITCH configuration
- operation / Operation
T
- T38
- about / Enter T38
- terminals / T38 terminals and gateways
- gateways / T38 terminals and gateways
- tcpdump
- Text to Speech (TTS) / Recording and modifying prompts and audio files
- Text To Speech (TTS) / Installing IVR
- time domain multiplexing (TDM)
- about / OpenZap
- TLS (SIPS)
- SIP, encrypting with / Encrypting SIP with TLS (SIPS)
- tools, for troubleshooting
- about / Tools
- firewall / Firewall
- FreeSWITCH, as SIP self tracer / FreeSWITCH as SIP self tracer
- tcpdump / Tcpdum – the mother of all packet captures
- ngrep / ngrep – network grep
- tshark / tshark – pure packet power
- pcapsipdump / pcapsipdump
- sngrep / sngrep – the holy grail
- wireshark / Wireshark – "the" packet overlord
- Audacity / Audacity – audio Swiss army knife
- SoX / SoX – audio format converter
- traditional telephony codecs constrain audio / Traditional telephony codecs constrain audio
- troubleshooting
- signaling / What can go wrong?
- media / What can go wrong?
- NAT / What else can go wrong? (NAT problems)
- VoIP packets / Other things can go wrong too
- trunk_type parameters / FreeTDM library configuration
- tshark
- about / tshark – pure packet power
- txgain parameter / FreeTDM library configuration
U
- User Agent Client (UAC)
- about / Testing with SIPp
- User Agent Server (UAS)
- about / Testing with SIPp
- utility functions
- about / Utility functions
- shell() / Utility functions
- trim() / Utility functions
- whichline() / Utility functions
- stamp() / Utility functions
- fs_urlencode() / Utility functions
- fs_urldecode() / Utility functions
- isready() / Utility functions
- isnil() / Utility functions
- input_callback() / Utility functions
- myHangupHook() / Utility functions
V
- Value Added Services (VAS) / Value added services and games, prizes, and polls
- Verto
- video conference
- about / Video conference
- configuration / Video conference configuration
- mux profile settings / Mux profile settings
- screen layouts / Video conference screen layouts
- managing / Managing video conferences
- performances / Conference performances
- Voice Response (IVR) / Residential uses of FreeSWITCH
- VoIP encryption
- new frontiers / New frontiers of VoIP encryption (WebRTC, WebSockets, DTLS)
W
- Wanpipe drivers
- about / Wanpipe drivers
- reference / Wanpipe drivers
- WebRTC
- about / WebRTC, Web Real-Time Communication is coming
- browsers / Browsers are already out there, waitin'
- under the hood / Under the hood
- encryption / Encryption – security
- to communication networks and services / Beyond peer to peer – WebRTC to communication networks and services
- gateways and application servers / WebRTC gateways and application servers
- legacy on Web / Which architecture? Legacy on the Web, or Web on the Telco?
- FreeSWITCH / FreeSWITCH accommodates them ALL
- mod_verto, configuring / Configure mod_verto
- welcome.lua
- structure / Structure of welcome.lua
- wireshark
Z
- ZRTP
- (S)RTP, encrypting via / Encrypting (S)RTP via ZRTP (key exchange in RTP)