Index
A
- Access Control Lists (ACLs)
- about / Access Control Lists
- access control lists or groups
- managing / Manage the access control lists or groups
- accounting
- configuration / The accounting configuration
- automatic / Automatic accounting
- manual / Manual accounting
- extra / Extra accounting
- multi-leg accounting / Multi-leg accounting
- lab accounting, MySQL used / Lab - accounting using MySQL
- dialog module, used for obtaining duration / Using the dialog module to obtain the duration
- RADIUS used / Accounting using RADIUS
- Address of Record (AOR) / The REGISTER sequence
- about / The usrloc replication
- administrators
- configuring / Configuring administrators
- advanced features, dynamic routing module
- data partitioning / Advanced features
- attributes / Advanced features
- blacklists / Advanced features
- rule fallback / Advanced features
- prefix matching only / Advanced features
- full number matching / Advanced features
- direct routing / Advanced features
- aliases
- using / Using aliases, Lab – using aliases
- managing / Managing aliases
- announcements
- playing / Playing announcements
- demo-thanks, playing / Playing demo-thanks
- Answer Seizure Ratio (ASR) / The egress side
- anti-fraud module
- enabling / Enabling the anti-fraud module
- event generation / Event generation
- script integration / Script integration
- Application Layer Gateway (ALG)
- about / Where does NAT break SIP?
- URL / Where does NAT break SIP?
- Asterisk
- URL / The media server
- Asterisk realtime
- integrating, with OpenSIPS / Integrating Asterisk Realtime with OpenSIPS
- asynchronous functions
- in OpenSIPS 2.1 / Available asynchronous functions
- asynchronous operations
- performing / Asynchronous operations
- in OpenSIPS script / Asynchronous support in the OpenSIPS script
- Attribute-Value Pairs (AVP) / Dialog timeout and call disconnection
- Attribute Value Pair (AVP) / The AUTH_DB module
- Authentication, Authorization, and Accounting (AAA) / Accounting and CDR generation, Selecting a backend
- AUTH_DB module
- parameters / The AUTH_DB module
- db_url parameter / The AUTH_DB module
- user_column parameter / The AUTH_DB module
- domain_column parameter / The AUTH_DB module
- password column parameter / The AUTH_DB module
- password_column2 parameter / The AUTH_DB module
- calculate_ha1 parameter / The AUTH_DB module
- use_domain parameter / The AUTH_DB module
- load_credentials parameter / The AUTH_DB module
- about / The AUTH_DB module
- Average Call Duration (ACD) / The egress side
B
- B2BUA server / The B2BUA server
- backend
- selecting / Selecting a backend
- call end reason / Call end reason
- benchmark module
- using / Benchmarking segments of code
- binary interface (BIN interface)
- about / Binary replication
- advantages / Binary replication
- binary replication
- about / Binary replication
- dialog replication / Dialog replication
- usrloc replication / The usrloc replication
- blind call forwarding
- implementing / Implementing blind call forwarding, Lab – implementing blind call forwarding
- AVPops module, loading / Loading the AVPops module and its parameters
- access parameters, loading / Loading the AVPops module and its parameters
- Blink
- branch route / The branch route
- built-in tools
- about / Built-in tools
- commands / Built-in tools
- BYEs
- about / Missing BYEs and CDRs
C
- call forward
- about / Call forwarding
- unconditionally / Call forwarding
- on busy / Call forwarding
- on no answer / Call forwarding
- implementing / Call forwarding
- blind call forwarding, implementing / Implementing blind call forwarding
- implementing, on busy / Implementing call forward on busy or unanswered
- implementing, on unanswered / Implementing call forward on busy or unanswered
- testing / Lab – testing the call forwarding feature
- call forward test
- integrated voicemail, implementing / Implementing an integrated voicemail
- user integration / User integration
- Asterisk realtime, integrating with OpenSIPS / Integrating Asterisk Realtime with OpenSIPS
- Call Processing Language (CPL)
- about / The SIP registration process
- calls
- counting, from MI interface / Counting calls from the MI interface
- disconnecting / Disconnecting calls
- disconnecting, MI interface used / Disconnecting a call using the MI interface
- calls, receiving from PSTN
- about / Receiving calls from PSTN
- Gateway authentication / Gateway authentication
- caller identification / Caller identification
- PSTN GWs, routing to / Routing to PSTN GWs
- calls, sending to PSTN
- about / Sending calls to PSTN
- PSTN calls, identifying / Identifying PSTN calls
- PSTN calls, authorizing / Authorizing PSTN calls
- Caller ID / Caller ID in PSTN calls
- call transfer
- about / Call transfer
- unattended transfer / An unattended transfer
- tips / Tips for call transfer
- CANCEL requests
- capabilities, OpenSIPS
- performance / Understanding OpenSIPS
- feature-rich / Understanding OpenSIPS
- flexibility / Understanding OpenSIPS
- transport-level capabilities / OpenSIPS capabilities
- endpoint-oriented capabilities / OpenSIPS capabilities
- class 4 routing / OpenSIPS capabilities
- class 5 routing / OpenSIPS capabilities
- SIP SIMPLE / OpenSIPS capabilities
- media/RTP-related capabilities / OpenSIPS capabilities
- SIP security / OpenSIPS capabilities
- SIP-related capabilities / OpenSIPS capabilities
- scripting capabilities / OpenSIPS capabilities
- management and integration / OpenSIPS capabilities
- backend support / OpenSIPS capabilities
- CDRs
- generating / Generating CDRs
- generating, from accounting records / Lab – generating CDRs
- CDRviewer, and extra accounting / CDRviewer and extra accounting
- about / Missing BYEs and CDRs
- CFCA
- CNAME / The egress side
- codec
- about / Codecs
- commands
- sending, to management interface / Sending commands to the management interface
- complex operations, OpenSIPS
- network bridging / The ingress side
- NAT traversal / The ingress side
- protocol conversion / The ingress side
- flood detection / The ingress side
- IP Filtering / The ingress side
- components, SIP
- UAC (User Agent Client) / Understanding the SIP architecture
- UAS (User Agent Server) / Understanding the SIP architecture
- UA (User Agent) / Understanding the SIP architecture
- Proxy Server / Understanding the SIP architecture
- Redirect Server / Understanding the SIP architecture
- Registrar Server / Understanding the SIP architecture
- Control Panel (CP) / The OpenSIPS control panel
D
- database (DB)
- about / The dialplan module
- Datagram Transport Layer Security (DTLS) / DTLS-SRTP
- DB schema
- reference / Routing entities
- debian-cd
- reference link / Installing Linux for OpenSIPS
- demo-thanks
- playing / Playing demo-thanks
- dialog
- module, enabling / Enabling the dialog module
- creating / Creating a dialog
- matching / Dialog matching
- states / Dialog states
- timeout and call disconnection / Dialog timeout and call disconnection
- variables and flags / Dialog variables and flags
- variables, setting / Setting and reading the dialog variables
- variables, reading / Setting and reading the dialog variables
- flags, setting / Setting and reading the dialog flags
- flags, reading / Setting and reading the dialog flags
- profiling / Profiling a dialog
- validating / Validating a dialog and fixing broken dialogs
- broken dialogs, fixing / Validating a dialog and fixing broken dialogs
- statistics, displaying / Displaying the dialog statistics
- statistics, description / Description of the statistics
- dialog replication
- about / Dialog replication
- dialplan module
- about / The dialplan module
- reference / The dialplan module
- Digest authentication
- about / Digest authentication
- authorization request header / The authorization request header
- Quality Of Protection (QOP) parameter / Quality of protection
- Direct Inward Dial (DID) / Managing aliases
- Direct Inward Dialing (DID) / Gateway authentication
- directory structure, OpenSIPS v2.1.x
- about / The OpenSIPS v2.1.x directory structure
- configuration files (etc/opensips) / The configuration files
- modules (/usr/local/lib/opensips/modules) / Modules
- DNS
- preventing / Preventing DNS and registration poisoning
- domains
- adding / Adding and removing domains
- removing / Adding and removing domains
- DOS
- preventing, with PIKE module / Preventing DOS using the PIKE module
- DTMF-relay
- about / DTMF-relay
- Dual-tone Multi-frequency (DTMF)
- about / SIP request messages
- dynamic routing module
- about / The dynamic routing module
- entities, routing / Routing entities
- selection algorithm / The selection algorithm
- gateways, probing / Probing and disabling gateways
- gateways, disabling / Probing and disabling gateways
- advanced features / Advanced features
E
- error route / The error route
- event route / The event route
- events, fraud_detection module
- generating / Event generation
F
- Facebook, OpenSIPS project
- failure route / The failure route
- features, OpenSIPS core
- SIP transport layer / The OpenSIPS core
- SIP factory layer / The OpenSIPS core
- routing script parser / The OpenSIPS core
- interpreter / The OpenSIPS core
- memory and locking manager / The OpenSIPS core
- script functions / The OpenSIPS core
- script variables / The OpenSIPS core
- SQL interface / The OpenSIPS core
- NoSQL interface / The OpenSIPS core
- AAA interface / The OpenSIPS core
- Management Interface (MI) / The OpenSIPS core
- events interface / The OpenSIPS core
- statistics interface / The OpenSIPS core
- firewall configuration, for OpenSIPS
- about / Configuring a firewall for OpenSIPS
- default ports / Configuring a firewall for OpenSIPS
- multiple unsuccessful authentication attempts, blocking / Blocking multiple unsuccessful authentication attempts
- DOS, preventing with PIKE module / Preventing DOS using the PIKE module
- flags
- message flags (or transaction flags) / Scripting flags
- branch flags / Scripting flags
- script flags / Scripting flags
- fraud_detection module
- FreeRADIUS server
- used, for accounting / Lab – accounting using a FreeRADIUS server
- package and dependencies / Package and dependencies
- and client configuration / FreeRADIUS client and server configuration
- OpenSIPS server, configuring / Configuring the OpenSIPS server
- FreeSWITCH
- URL / The media server
- From SIP header
- about / Caller ID in PSTN calls
- frontend, for core components
- endpoint authentication / The ingress side
- traffic shaping / The ingress side
- Dialplan / The ingress side
- dispatching/load-balancing / The ingress side
- custom routing / The ingress side
- Fully-qualified domain name (FQDN) / Preventing DNS and registration poisoning
- Fully Qualified Domain Name (FQDN)
- about / The SIP dialog flow
- functions
- about / The scripting functions
G
- gateway failover / The egress side
- gateway redundancy / The egress side
- General Public License version 2 (GPLv2) / An overview of the OpenSIPS project
- generic table viewer
- about / A generic table viewer
- global parameters
- about / Global parameters
- group module
- about / The group module
H
- hardware requisites, OpenSIPS / Hardware and software requirements
- header fields, SIP
- request-URI / The SIP dialog flow
- via / The SIP dialog flow
- to / The SIP dialog flow
- from / The SIP dialog flow
- call-ID / The SIP dialog flow
- CSeq / The SIP dialog flow
- contact / The SIP dialog flow
- Max-Forwards / The SIP dialog flow
- Content-Type / The SIP dialog flow
- Content-Length / The SIP dialog flow
- High Available (HA) / The ingress side
- Homer
- URL / Packet capturing tools
- Hosted PBX / The core side
I
- in-dialog pinging / Missing BYEs and CDRs
- inbound gateways (GW)
- about / The permissions module
- ingress component, OpenSIPS
- scalability issue / The ingress side
- security issue / The ingress side
- installation, Linux
- for OpenSIPS / Installing Linux for OpenSIPS
- installation, OpenSIPS v2.1.X / Downloading and installing OpenSIPS v2.1.x
- Interactive Voice Response (IVR)
- about / The media server
- Internet Engineering Task Force (IETF) / SIP session timers
- INVITE authentication sequence
- about / The INVITE authentication sequence
- packet capture / The INVITE sequence packet capture
- code snippet / The INVITE code snippet
- IO operations per second (IOPS)
- about / Trace tools
- IP authentication
- about / IP authentication
- managing / Managing permissions and IP authentication
- issues, for SBC
- SIP validation / The ingress side
- call aware / The ingress side
- topology hiding / The ingress side
- traffic filtering / The ingress side
- media handling / The ingress side
- SIP tracing / The ingress side
- data replication / The ingress side
L
- Least Cost Routing (LCR) / The egress side
- about / The dynamic routing module
- LinkedIn, OpenSIPS project
- Linux
- installing, for OpenSIPS / Installing Linux for OpenSIPS
- Linux boot time
- OpenSIPS, running at / Running OpenSIPS at the Linux boot time
- LNP / The egress side
- Local Area Networks (LANs)
- about / Codecs
- local route / The local route
- log files
- working with / Working with the log files
M
- main routes
- about / Scripting routes
- management interface
- commands, sending / Sending commands to the management interface
- Management Interface (MI) command
- about / The dialplan module
- Mean Opinion Score (MOS)
- about / Codecs
- MediaProxy
- media relay server
- using / Using a media relay server
- MI commands, OpenSIPS core
- reference link / The OpenSIPS core
- MI interface
- calls, counting from / Counting calls from the MI interface
- used, for disconnecting calls / Disconnecting a call using the MI interface
- module documentation, OpenSIPS core
- reference link / The OpenSIPS core
- modules
- about / Modules
- URL / Modules
- AUTH_DB module / The AUTH_DB module
- Monit
- installing / Installing Monit
- URL / Wireshark
- about / Wireshark
- multidomain support
- about / Lab – multidomain support
- multiple unsuccessful authentication attempts
- MySQL support
- installing / Installing MySQL support
N
- Nagios
- URL / The sipsak tool
- Name Authority Pointer (NAPTR) / Locating the SIP servers
- NAT, solution
- building / Building the solution
- STUN, installing / Installing STUN
- SIP signaling, solving / Solving SIP signaling
- NAT detection, implementing / Implementing NAT detection
- Via header solving, rport used / Solving the Via header using rport
- Contact header, fixing for requests / Fixing the Contact header for requests and replies
- REGISTER requests, handling / Handling the REGISTER requests and pings
- REGISTER pings, handling / Handling the REGISTER requests and pings
- responses, handling / Handling the responses
- sequential requests, handling / Handling sequential requests
- media relay server, using / Using a media relay server
- RTP packets traversal, solving / Solving the traversal of the RTP packets
- NAT traversal
- for SIP, testing / Summary
- Network Address Translation (NAT)
- about / Where does NAT break SIP?
- types / Types of NAT
- solution, for issues / A solution proposed for the NAT issue
- solutions topology / The solution's topology
- Network Address Translation (NAT), solution flow
- about / Understanding the solution flow
- First INVITE / (1) First INVITE
- INVITE relayed, by server / (2) INVITE relayed by the server
- Reply 200 OK, with SDP / (3) Reply 200 OK with SDP
- acknowledgements / Acknowledgements (ACK packets)
- Network Address Translation (NAT), types
- full cone / Full cone
- restricted cone / Restricted cone
- port-restricted cone / Port-restricted cone
- symmetric / Symmetric
- firewall table / The NAT firewall table
- Ngrep
- non-REGISTER requests
- URL / The AUTH_DB module
O
- Open Database Connectivity (ODBC)
- about / User integration
- OpenSIPS
- about / Understanding OpenSIPS
- capabilities / Understanding OpenSIPS, OpenSIPS capabilities
- knowledge transfer and support / OpenSIPS knowledge transfer and support
- URL, for documentation / OpenSIPS knowledge transfer and support
- references / OpenSIPS knowledge transfer and support
- usage scenarios / Usage scenarios for OpenSIPS
- hardware requisites / Hardware and software requirements
- sofware requisites / Hardware and software requirements
- URL, for downloading packages / Hardware and software requirements
- Linux, installing for / Installing Linux for OpenSIPS
- running, at Linux boot time / Running OpenSIPS at the Linux boot time
- scripting / An overview of OpenSIPS scripting
- Asterisk realtime, integrating / Integrating Asterisk Realtime with OpenSIPS
- firewall, configuring / Configuring a firewall for OpenSIPS
- OpenSIPS-CP
- installation / Installation of OpenSIPS-CP
- URL / Installation of OpenSIPS-CP
- opensips.cfg file
- about / Analysis of the opensips.cfg file
- Register requests / The REGISTER requests
- non-Register requests / The non-REGISTER requests
- OpenSIPS 2.1
- asynchronous functions, using / Available asynchronous functions
- OpenSIPS code, Git
- OpenSIPS configuration file
- about / The OpenSIPS configuration file
- global parameters / Global parameters
- modules section / The modules section
- scripting routes / Scripting routes
- OpenSIPS control panel
- about / The OpenSIPS control panel
- OpenSIPS core
- about / The OpenSIPS core
- features / The OpenSIPS core
- OpenSIPS CP
- configuring / Configuring the OpenSIPS-CP
- opensipsctl shell script
- about / The opensipsctl shell script
- utility, configuring / Configuring the opensipsctl utility
- OpenSIPS, using with authentication / Using OpenSIPS with authentication
- registration process / The registration process
- opensips.cfg routing script, enhancing / Enhancing the opensips.cfg routing script
- multiple domains, managing / Managing multiple domains
- OpenSIPS design
- about / The OpenSIPS design
- core / The OpenSIPS core
- modules / The OpenSIPS modules
- OpenSIPS mailing lists
- reference link / Additional references
- OpenSIPS modules
- about / The OpenSIPS modules
- types / The OpenSIPS modules
- examples / The OpenSIPS modules
- documentation / The OpenSIPS modules
- OpenSIPS project
- overview / An overview of the OpenSIPS project
- OpenSIPS project, GitHub
- OpenSIPS script
- asynchronous support / Asynchronous support in the OpenSIPS script
- OpenSIPS scripts
- generating / Generating OpenSIPS scripts
- OpenSIPS Software Foundation (OSF) / An overview of the OpenSIPS project
- OpenSIPS Summits
- OpenSIPS users
- about / Who's using OpenSIPS?
- URL / Who's using OpenSIPS?
- OpenSIPS v2.1.x
- directory structure / The OpenSIPS v2.1.x directory structure
- OpenSIPS v2.1.X
- downloading / Downloading and installing OpenSIPS v2.1.x
- installing / Downloading and installing OpenSIPS v2.1.x
- operators / Scripting operators
- OSI model
- and SIP protocol / The SIP protocol and OSI model
P
- packet capturing tools
- about / Packet capturing tools
- Ngrep / Ngrep
- Sipgrep / Sipgrep
- Wireshark / Wireshark
- permissions
- managing / Managing permissions and IP authentication
- permissions module
- about / The permissions module
- PIKE module
- used, for preventing DOS / Preventing DOS using the PIKE module
- using, in manual mode / PIKE in manual mode
- using, in automatic mode / PIKE in automatic mode
- plaintext or prehashed passwords / Plaintext or prehashed passwords
- Port address translation (PAT)
- about / Port address translation
- Post Dial Delay (PDD) / The egress side
- proxy server / The proxy server
- Proxy Server
- pseudo-variable (PV) / Dialog timeout and call disconnection
- PSTN gateway / The PSTN gateway
- PSTN prefix-based routing / The egress side
- PSTN routing
- about / PSTN routing
- calls, receiving from / Receiving calls from PSTN
- calls, sending to / Sending calls to PSTN
- script samples / Script samples
- Public Switched Telephone Network (PSTN)
- about / The SIP identity
Q
- Quality Of Protection (QOP) parameter / Quality of protection
R
- Redirect Server
- redirect server / The redirect server
- REGISTER authentication sequence
- about / The REGISTER authentication sequence
- Register sequence / The REGISTER sequence
- Registrar
- about / The SIP registration process
- Registrar Server
- registration poisoning / Preventing DNS and registration poisoning
- Remote-Party-ID header
- about / The SIP identity
- Remote Authentication Dial-in User Service (RADIUS)
- URL / Accounting using RADIUS
- reply route / The reply route
- Representational State Transfer (REST)
- about / Asynchronous operations
- request route
- about / The request route
- Residential / The core side
- Residential Script / Generating OpenSIPS scripts
- RFC 5246
- RFC 5359
- implementing, with SIP services / Explaining RFC 5359 with SIP service examples
- Rich Communication Services (RCS) / Who's using OpenSIPS?
- root certificate authority
- creating / Creating the root certificate authority
- installing, in softphone / Installing the root certificate authority in your softphone
- routing script
- debugging / Debugging the routing script
- routing scripts
- troubleshooting / Troubleshooting routing scripts
- RTPEngine
- rtpmap*101 session
- about / Session Description Protocol
- RTP packets
- traversal, solving / Solving the traversal of the RTP packets
- RTP protocol
- about / The RTP protocol
- codec / Codecs
- DTMF-relay / DTMF-relay
- RTPProxy
- RTP proxy timeout / Missing BYEs and CDRs
S
- script, for TLS
- generating / Generating a script for TLS
- script, fraud_detection module
- integrating / Script integration
- scripting routes
- about / Scripting routes
- request route / The request route
- branch route / The branch route
- failure route / The failure route
- reply route / The reply route
- local route / The local route
- start up route / The start up route
- timer route / The timer route
- event route / The event route
- error route / The error route
- scripting routes, capabilities
- about / Scripting capabilities
- scripting functions / The scripting functions
- scripting variables / The scripting variables
- reference variables / The reference variables
- Attribute Value Pairs (AVPs) variables / The AVP variables
- script variables / The script variables
- scripting transformations / Scripting transformations
- scripting flags / Scripting flags
- scripting operators / Scripting operators
- script statements / Script statements
- script trace
- about / Script trace
- Secure Real-time Protocol (SRTP)
- enabling / Enabling Secure Real-time Protocol, Enabling SRTP
- Session Description Protocol Security (SDES) / SRTP-SDES
- Datagram Transport Layer Security (DTLS) / DTLS-SRTP
- ZRTP / ZRTP
- server certificate
- creating / Creating the server certificate
- Service (SRV) / Locating the SIP servers
- Session Border Controller (SBC) / The ingress side
- about / An unattended transfer
- Session Description Protocol (SDP) / Where does NAT break SIP?
- Session Description Protocol Security (SDES) / SRTP-SDES
- Short Authentication String (SAS) / ZRTP
- Simple Mail Transfer Protocol (SMTP)
- SIP
- components / Understanding the SIP architecture
- SIP architecture
- SIP dialog flow
- about / The SIP dialog flow
- SIP dialogs
- about / SIP transactions and dialogs
- Sipgrep
- SIP identity
- about / The SIP identity
- SIP implementors
- URL / Additional references
- SIP INVITE
- about / The dynamic routing module
- SIP NAT traversal challenge
- solving / Solving the SIP NAT traversal challenge
- SIPp (sipp.sourceforge.net)
- URL / Stress testing tools
- about / SIPp
- reference link / SIPp
- installing / Installing SIPp
- registration process, testing / Stress testing
- SIP protocol
- and OSI model / The SIP protocol and OSI model
- additional references / Additional references
- SIP proxy
- about / The SIP proxy
- SIP registration process
- about / The SIP registration process
- SIP request messages
- about / SIP request messages
- SIP routing
- about / SIP routing in OpenSIPS
- SIP traffic, mapping over routing script / Mapping SIP traffic over the routing script
- stateful mode / Stateless and stateful routing
- stateless mode / Stateless and stateful routing
- in-dialog SIP routing / In-dialog SIP routing
- sipsak tool
- URL / Stress testing tools, The sipsak tool
- about / The sipsak tool
- SIP servers
- types / Types of SIP servers
- proxy server / The proxy server
- redirect server / The redirect server
- B2BUA server / The B2BUA server
- locating / Locating the SIP servers
- SIP services
- about / SIP services
- implementing / Where to implement SIP services
- RFC 5359, implementing / Explaining RFC 5359 with SIP service examples
- SIP Session Timer (SST)
- about / OpenSIPS capabilities
- SIP Session Timer (SST) module / SIP session timers
- SIP session timers
- about / SIP session timers
- working / How the SIP session timer works
- SIPTRACE
- about / Trace tools
- configuring / Configuring SIPTRACE
- SIP transactions
- about / SIP transactions and dialogs
- software requisites, OpenSIPS / Hardware and software requirements
- startup options
- about / Startup options
- start up route / The start up route
- stateful mode / Stateless and stateful routing
- stateless mode / Stateless and stateful routing
- statements / Script statements
- statistic variables, OpenSIPS
- counter like / The OpenSIPS core
- computed values / The OpenSIPS core
- reference link / The OpenSIPS core
- stress testing tools
- about / Stress testing tools
- sipsak tool / The sipsak tool
- SIPp (sipp.sourceforge.net) / SIPp
- stress tests
- reference link / Hardware and software requirements
- STUN
- installing / Installing STUN
- with symmetric NAT devices / Why STUN does not work with symmetric NAT devices
- subroutes
- about / Scripting routes
- subscribers
- managing / Managing subscribers
- registration, verifying / Verifying the subscriber registration
- system crash
- troubleshooting / A system crash
T
- TCP
- handling / TCP handling
- enabling / Enabling TCP
- timer route / The timer route
- TLS
- enabling / Enabling Transport Layer Security
- script, generating / Generating a script for TLS
- root certificate authority, creating / Creating the root certificate authority
- server certificate, creating / Creating the server certificate
- root certificate authority, installing in softphone / Installing the root certificate authority in your softphone
- topology hiding (TH)
- about / Topology hiding
- initial request before / Initial request before topology hiding
- initial request after / Initial request after topology hiding
- sequential request before / Sequential request before topology hiding
- sequential request after / Sequential request after topology hiding
- limitations / Topology hiding limitations
- trace tools
- about / Trace tools
- SIPTRACE / SIPTRACE
- script trace / Script trace
- tracker, OpenSIPS
- Transaction Module (TM) / Topology hiding
- transformations / Scripting transformations
- Transport Layer Security (TLS)
- about / The SIP dialog flow
- troubleshooting, routing scripts
- about / Troubleshooting routing scripts
- system crash / A system crash
- benchmark module / Benchmarking segments of code
- stress testing tools / Stress testing tools
- packet capturing tools / Packet capturing tools
- Trunking services / The core side
U
- UA (User Agent)
- UAC (User Agent Client)
- UAS (User Agent Server)
- unattended transfer
- about / An unattended transfer
- Uniform Resource Identifier (URI)
- about / SIP request messages
- usage scenarios, for OpenSIPS
- about / Usage scenarios for OpenSIPS
- ingress side / The ingress side
- core side / The core side
- egress side / The egress side
- User Agent Server (UAS) / Sequential request after topology hiding
- usrloc replication
- about / The usrloc replication
V
- variables
- about / The scripting variables
- reference variables / The reference variables
- AVP variables / The AVP variables
- script variables / The script variables
- VoIP provider
- about / The VoIP provider's big picture
- SIP proxy / The SIP proxy
- user administration and provisioning portal / The user administration and provisioning portal
- PSTN gateway / The PSTN gateway
- media server / The media server
- media proxy or RTP proxy, for NAT traversal / The media proxy or RTP proxy for NAT traversal
- accounting and CDR generation / Accounting and CDR generation
- monitoring tools / Monitoring tools
W
Y
- Yate
- URL / The media server
Z
- ZRTP / ZRTP