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Testing SIP Call Flows Using XML Protocol Templates
White Papers A Session Initiation Protocol (SIP) Call Flow is a casual sequence of messages that is exchanged between interacting SIP entities. This paper presents a novel test system for SIP based on the notion of XML Protocol Templates, of SIP call flows.
[December 26, 2004, 23:00]
SIP Call Security In An Open IP Network
White Papers This paper examines the security model and features present in the Session Initiation Protocol (SIP). Security and privacy issues of SIP are important because the protocol is going to be used in many future applications in open IP networks.
[December 27, 2004, 2:00]
SIP Scenario Generator White Paper
White Papers The SIP Scenario Generator creates SIP Call Flows or SIP scenario diagrams, in html format, of SIP messages from ethernet capture files. SIP Scenario Generator shows the actual call processing trace in a format that is easily understood using...
[December 13, 2004, 2:00]
Session Initiation Protocol (SIP) Public Switched Telephone Network (PSTN) Call Flows
White Papers This paper contains best current practice examples of Session Initiation Protocol (SIP) call flows showing interworking with the Public Switched Telephone Network (PSTN). Elements in these call flows include SIP User Agents, SIP Proxy Servers, and...
[December 27, 2004, 2:00]
Best Current Practices For Third Party Call Control (3pcc) In The Session Initiation Protocol (SIP)
White Papers Third party call control is possible using the mechanisms specified within the Session Initiation Protocol (SIP). This paper discusses best current practices for the usage of SIP for third party call control.
[December 27, 2004, 2:00]
The Session Initiation Protocol (SIP) "Replaces" Header
White Papers This paper defines a new header for use with Session Initiation Protocol (SIP) multi-party applications and call control. The Replaces header is used to logically replace an existing SIP dialog with a new SIP dialog.
[December 27, 2004, 2:00]
Practical VoIP Using VOCAL: Session Initiation Protocol And Related Protocols
White Papers After reading this paper, one should be able to read through a SIP call flow, interpret a log of the message text, and gain some new insight into some of the activity that transpires within VOCAL when users pick up their IP phones and call one...
[October 17, 2007, 1:00]
ContactTalk
Downloads You can, optionally, create call trees that allow callers to 'branch' off to another node where ContactTalk can deliver a different message, take a message or forward the call (if using SIP). ContactTalk uses Skype or SIP (Voice over IP) to deliver...
[February 27, 2008, 3:46]
Express Talk For Pocket PC
Downloads With Express Talk you can call anyone on the internet who has installed Express Talk (or any other SIP voip softphone). It uses the SIP protocol and is compatible with most major VoIP SIP service providers.
[February 11, 2008, 5:46]
Avaya Launches End-to-end SIP Kit
News The SIP capabilities are powered by Communication Manager 5.0 and Avaya Call Center 5.0, also announced on Monday. Introducing SIP into the contact centre provides a foundation for us to avail ourselves of new facilities and functionality if...
[January 21, 2008, 15:44]
Cisco - SIP Introduced With Cisco PGW 2200 Softswitch And VISM Configuration
White Papers The configuration explained in this paper is used to enable SIP clients (Cisco IP Phone 79x0, Cisco Analog Telephone Adaptor (ATA) 18x, Microsoft MSN) to use the PGW for call routing of incoming and outgoing calls.
[December 27, 2004, 2:00]
VGSC
Downloads Key Features: Maximum call completion rate and maximum voice service duration SIP core standards and a variety of drafts supported Proprietary link layer protocol for controlling Any 3rd-party Softphone/ATA/Gateway/IPPhone/IAD and SIP Proxy...
[July 17, 2008, 16:02]
Overview Of The Session Initiation Protocol
White Papers Session Initiation Protocol (SIP) is the Internet Engineering Task Force's (IETF's) standard for multimedia conferencing over IP. SIP is an ASCII-based, application-layer control protocol that can be used to establish, maintain, and terminate calls...
[December 27, 2004, 2:00]
Minipax
Downloads SIP tunneling also give more security to voipMinipax support hold function, mute function, mic/spk volume control, transfer call, forward call, call recording, auto login to web billing CDR, call history, address book, balance display, fully...
[April 15, 2008, 19:01]
A Service Platform For Internet-Telecom Services Using SIP
White Papers The interworking between SIP and PARLAY is shown in a call-routing example. The Session Initiation Protocol (SIP) has been identified as very useful to implement all functions according to the multimedia part of the Platform.
[February 10, 2004, 0:11]
TeraVoice Server
Downloads IVR systems (automated attendants, voice menus, information and announcement lines, ordering and payment, polls and surveys, automatic call distribution, TTS, Text-To-Speech), waiting queues and ACD queues for Call Centers and Hotlines, Automated...
[December 30, 2004, 20:46]
Making The Call For VoIP Standards
News Unlike H.323, SIP moves a lot of the work of call management and routing out among different parts of the network. It was created by the IETF, and like H.323 has grown a number of related protocols -- SIP-CPL, the Call Processing Language, is a...
[July 31, 2002, 8:03]
LifeSize Express review
Reviews To allow LifeSize Express to talk to other systems through a firewall, you'll need to open up TCP port 1720 for H.323 call setup and UDP port 5060 for SIP call setup. Specifically, the standards supported are: H.323 and SIP (communications); H263...
[April 4, 2008, 9:11]
Max Phone
Downloads MAX Phone supports SIP industry standard, and is fully inter-operable with any RFC SIP 3261 compliant servers. MAX Phone delivers SIP-based communications and services for PC-to-Phone, Phone- to-PC and PC-to-PC services.
[August 7, 2007, 23:01]
Jericho Forum Voices Concerns Over VoIP Security
News The researchers who found the Grandstream flaw claim that some SIP stack engines have "serious bugs" which allow an attacker to automatically make a remote phone accept a call without it ringing or without the handset being taken off the hook.
[August 29, 2007, 14:31]
