Inside the Asterisk

Category: Realtime

RTP: retransmission for video to combat packet loss

Introduction Packet loss can be an annoying problem when dealing with real time communication, especially when dealing with video. It’s very noticeable when the screen freezes for multiple seconds, then the footage resumes with everything in a completely different position than it was originally. We’ve all seen this before. Packet loss is inevitable, but it

Read More

Asterisk, ODBC, and Connections

As mentioned in a previous post there have been some fundamental changes made to the Asterisk ODBC resource module, res_odbc. Specifically, the single connection bottle neck was removed in favor of a reusable connection pool model implemented within unixODBC itself. Upgrade ODBC for Stability Unfortunately these changes, while beneficial, have caused a few problems. These

Read More

The Gutting of ODBC in Asterisk

When Asterisk 13.8.0 gets released, it will contain a large-scale change to the ODBC code. Those of you that use ODBC for your realtime configuration will either see no change or a performance improvement. The big change is how Asterisk manages ODBC connections: it doesn’t do it anymore. Why remove ODBC connection management? Like most

Read More
Scroll to Top