PJSIP is a free, open-source multimedia communication library written in C that is used for troubleshooting VoIP. PJSIP implements standard-based protocols such as SIP, SDP, RTP, STUN, TURN, and ICE, targeting VoIP (Voice over IP) applications, including SIP signaling and media handling. You will find the project at github here. What Is the PJSIP Tool? […]
VoIP Troubleshooting with PJSIP Read More »
This article discusses what SIP pings are, and how to use them in troubleshooting VoIP (Voice over IP) networking. A SIP ping in VoIP is a diagnostic method used to check the availability and responsiveness of a SIP (Session Initiation Protocol) server or endpoint. It’s similar in concept to an ICMP ping, but it uses
What are and how to use SIP Pings in VoIP Read More »
When testing the Internet, there are several key tools we use in troubleshooting: one of them is ping. To verify a particular IP address is operational we “ping 192.168.0.1” from the command line to see if we get an answer back, letting us know that the system we are pinging and the network itself is
SIP Testing and Troubleshooting with sipsak Read More »
Let’s start with some simple definitions of these protocols and how they work together. In Voice over IP (VoIP) to PSTN (telephone) network integration, MGCP and C15 can work together as part of a layered signaling architecture that bridges IP-based call control with traditional PSTN switching systems. Here’s how they fit and interact: MGCP (Media
Troubleshooting C15 and MGCP Protocols for VoIP Read More »
Hi everyone! Happy Thanksgiving 2021. Just released – Wireshark 3.6.0!!! Why is this important to me, you, and everyone who troubleshoots Voice traffic using Wireshark? Well, there are many changes to the voice related functionality in Wireshark in this (actually as part of the 3.5.0) release. Of course, more than VoIP was updated in these
Important Updates to Wireshark for Voice and VoIP Read More »
