Running OpenSIPS with the right memory configuration is a very important task when developing and maintaining your VoIP service, because it has a direct effect over the scale of your platform, the customers you support, as well as the services you offer. Setting the limit to a low value might make OpenSIPS run out of memory during high volume … Continue reading Understanding and dimensioning memory in OpenSIPS
Year: 2016
The new mid-registrar functionality is now available with OpenSIPS 2.3 (current development branch) ! What is a mid-registrar ? The mid-registrar is a mid-component of a SIP platform, designed to work between end users and the platform's main registration component. It opens up new possibilities for leveraging existing infrastructure in order to continue to grow (as … Continue reading Mid-registrar: scalable registration and call forking
SIP registration is the process through which SIP user devices (desk phones, soft phones, etc.) periodically announce or refresh their network location to a SIP registrar, for an upcoming period of time. Once registered with the VoIP platform, the device is able to receive calls or messages from other devices. Proxying SIP registrations In some cases, we may want … Continue reading How To Proxy SIP Registrations
We are glad to announce the 2017 OpenSIPS Summit, taking place (again) in Amsterdam. This year’s Event will run for 3 days from May 2-4 followed by a full day of OpenSIPS Advanced Training on May 5th. On top of our traditional 2 days of sharing and collaborating on interesting topics and workshops, we’ll be … Continue reading OpenSIPS Summit 2017 – Amsterdam
Call canceling may look like a trivial mechanism, but it plays an important role in complex scenarios like simultaneous ringing (parallel forking), call pickup, call redirect and many others. So, aside proper routing of CANCEL requests, reporting the right cancelling reason is equally important. How to properly handle CANCEL requests in OpenSIPS? According to RFC 3261, … Continue reading CANCEL request and Reason header
Offering protection and privacy to your SIP subscriber is something you must not overlook. The user passwords for SIP authentication are shared secrets that must be secured on the SIP platforms, in order to protect your subscriber against any data leaking. Usually, when you start building a platform, the subscriber passwords are kept in plain-text format … Continue reading How to avoid plaintext passwords ?
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