Articles tagged with: SIP2012

 

Total number of pages found: 6

The Kamailio Introduction Class

Learning SIP and Kamailio during four days of intensive labs and lessons – get a head start! Four days of labs and lessons In Madrid, January 9-12 2017 Learn Kamailio – the Open Source SIP server – from start! Understand the SIP protocol – methods, URIs, extensions and more   Open Source SIP tools as well as browser-based […]

October 19, 2016 | Posted by oej | Filed Under

The hidden secret of TCP/IP – and how it affects your PBX

Olle E. Johansson, founder of Edvina, delivered a talk called “The Hidden Secret of TCP/IP – and How it affects your PBX” at the Voip2day + Elastixworld 2012 conference in Madrid, Sept 25th. The talk describes the background for the SIP2012 project and what needs to change in order to get back on track with […]

October 7, 2012 | Posted by oej | Filed Under Events, Presentations, SIP2012

SIP 2012 :: ICE – finding the best media path between two phones

Edvina continues the work to define a new SIP reference profile, updated to fit current networks and implementations. SIP 2.0 is over 10 years old and the RFC does no longer cover enough to fit the needs of the enterprise. Networking has changed and much has been added to SIP by the IETF in cooperation […]

September 22, 2012 | Posted by oej | Filed Under IPv6, SIP, SIP2012

SIP 2012 :: ICE – Interactive Connectivity Establishment

Goal: To find the best media path for Alice and Bob Since SIP was created NAT traversal has been an issue. With the migration to IPv6 we get many devices with dual stack support, which is a similar problem. The SIP call setup needs to involve a procedure to find the best media path across […]

September 22, 2012 | Posted by oej | Filed Under

The SIP Masterclass :: 1. SIP and Kamailio

Learning SIP and Kamailio during four days of intensive labs and lessons – an extensive training class! Four days of labs and lessons In Madrid, Spain February 20-23, 2017 Learn Kamailio – the Open Source SIP server – from start! Understand the SIP protocol – methods, URIs, extensions and more   Open Source SIP tools are changing the […]

August 21, 2012 | Posted by oej | Filed Under

SIP 2012 :: SIP Outbound NAT traversal

When SIP was created 10 years ago the result – in the implementations – was a UDP-based protocol that did not handle NAT very well. During the years, many proposals have been written on how to solve this. NAT servers are not easy to work around and they way they translate IP addresses and port […]

August 10, 2012 | Posted by oej | Filed Under

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