The crown OpenSIPS event, the OpenSIPS Summit, started as being located in Amsterdam, until the pandemic moved us online. But once we were back with to the in-person events, we experimented a different approach, by picking different locations each year - like Athens 2022 and Houston 2023. This approach was a successful one, as both … Continue reading OpenSIPS Summit 2024, Call for Location
Author: bogdan1iancu
When comes to the media/RTP side, one of the most common problem to be faced is the so called "one way audio", or "one party does not hear the other one, but vice-versa does". So, lets explore a bit how to troubleshoot such problems. But first, we need to understand how the media/RTP flows are … Continue reading Troubleshooting one way audio calls
The OpenSIPS Summit 2023 takes place on US grounds again, after more than 7 years of being anchored on the European continent. The last US edition was Nov 2015, in Austin, TX. How did we decide it? This was one of that kind of quick, group decisions taken actually during the 2022 Summit in Athens. … Continue reading OpenSIPS Summit 2023, T-2 months to launch
While OpenSIPS is mainly a SIP proxy, SIP Back-2-Back capabilities have been supported for a while. But, what about the "end user agent" support in OpenSIPS? Meaning the ability to create and control a Server / Client SIP User Agent, doing all the SIP magic (transactional and dialog level) transparently for you. Considering the integration … Continue reading API driven SIP User-Agent end-point with OpenSIPS 3.4
If almost one year ago we were releasing the first results of the security audit performed by of Enable Security over the OpenSIPS 3.2 code, now is the right time for the full disclosure. What was missing? As per the initial post, we hold back all the information about how to reproduce the crashes. Why? … Continue reading OpenSIPS Security Audit, fully disclosed
There is less than one month to the OpenSIPS Summit in Athens and I'm anxious to be again part of an in-person event, to re-connect with people. The last years of online deprived us of the important gains of the real conferences. Yes, listening to a speaker is not the same when you sit in … Continue reading OpenSIPS Summit, the thrill of re-connecting
OpenSIPS has the Call Center module for a while, a module that allows queuing and dispatching (to agents) of RTP based calls (audio or video). OpenSIPS 3.3 focused on instant messaging, mainly session based messaging (or chat) in the context of IMS and Unified Communication (UC). And speaking of UC, the addition of chat (MSRP … Continue reading OpenSIPS Contact Center, or blending chats and calls
Yes, the OpenSIPS 3.3 focuses on messaging and MSRP is a key element when talking about messaging/chat sessions. Packing messages into sessions enables the creation of advanced chatting / conferencing services in the RCS and UC world. The MSRP stack The MSRP implementation in OpenSIPS 3.3 comes as complex stack, covering from the lowest protocol … Continue reading The MSRP eco-system in OpenSIPS 3.3
Yes, this is the climax of the year, the release of a new OpenSIPS major version, the 3.3.0 beta. This release is focused on Instant Messaging in the context of Unified Communications and IMS, but not limited to - many other great additions made their way into this 3.3 release. So, what can OpenSIPS 3.3 … Continue reading OpenSIPS 3.3, here it is!
Almost an year ago we were boiling the idea of starting a professional security audit over the freshly released OpenSIPS 3.2 . What were the reasons for doing this and how the audit actually took shape, as targets, methodology and deliverables, is described in this original manifest. Of course, nothing would have been possible without … Continue reading OpenSIPS Security Audit, facts and results
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