Great service since 1981 | TeleDynamics distributes wholesale telecom equipment & supplies to qualified dealers and installers only

Become a Dealer Now

Great service since 1981

TeleDynamics Think Tank

How to fix IP phone registration issues

Posted by Daniel Noworatzky on Apr 15, 2020 10:40:00 AM

If you are a voice network engineer, then it has probably happened to you. Your SIP server is all set up and you have plugged in your IP phone. Its lights come on, its screen is activated, you see the loading icon rotating, and then… nothing. For some reason, the phone will not register.

IP phone registration issues are, unfortunately, not uncommon. In this article, we examine the most common causes of registration failures, and best practices for troubleshooting and resolving them.


Read More

Topics: SIP Phones, IP PBX, Business Telephone System, SIP, Troubleshooting, Voice Protocols, firewall

How to use SNMP to monitor your VoIP network

Posted by Daniel Noworatzky on Mar 4, 2020 10:47:00 AM

Wouldn’t it be great to have superhero X-ray vision that allows you to understand, in a single glance, what is going on with the voice traffic on your network? In fact, it is possible to do so using the Simple Network Management Protocol (SNMP). In this article, we take a look at this protocol and highlight the special features it has up its sleeve to help you with your VoIP monitoring needs.

Read More

Topics: QoS, VoIP, Troubleshooting, Voice Protocols

VoIP protocols: H.323 and MGCP as alternatives to SIP

Posted by Daniel Noworatzky on Mar 6, 2019 10:52:00 AM

Part 2 of 2

When it comes to VoIP signaling, SIP is by far the most widely-used protocol. But, there are other protocols, as well, and being familiar with them is helpful when establishing interoperability between systems or deploying specialized installations. In this article, we’ll discuss the H.323 protocol suite and the media gateway control protocol (MGCP), and look at applications for which they are best suited.

Read More

Topics: VoIP, Network Design, Gateway, Voice Protocols

Add a Comment:

Welcome to our Think Tank

In this blog you'll read our thoughts on business telephone systems. While a lot has changed in telecom since TeleDynamics was founded in 1981, we remain as committed as ever to delivering the best customer service in the industry.

If you would like elaboration on a specific topic, please let us know in the comments section.

Happy reading and thanks for stopping by!

Receive New Articles by Email

BiBA-2017-silver-midres.jpg

Recent Posts

click here to download our step-by-step guide to using Wireshark for troubleshooting VoIP
Grandstream HT Gateway spec comparison table download
New Call-to-action
Download TeleDynamics' Guide to Media Gateways
Grandstream GWN7610 Product Review