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TeleDynamics Think Tank

How to tell if an IP phone is defective

Posted by Daniel Noworatzky on Apr 29, 2020 10:49:00 AM

While it doesn’t happen often, every once in a while you’ll come across an IP phone that simply won’t cooperate. You may have gone through every troubleshooting procedure that you can think of, but the phone continues to refuse to function correctly. You begin to consider the possibility of a defective phone, but before you invoke the manufacturer’s warranty, you want to be sure. Here we review the steps you can take to confirm, to a reasonably high degree, that the problem is indeed a defective device.

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Topics: SIP Phones, Troubleshooting

Six steps to enabling a work-from-home environment

Posted by Daniel Noworatzky on Apr 22, 2020 10:30:00 AM

The COVID-19 pandemic is impacting businesses around the world. Organizations are being forced to maneuver in a new world of security and privacy issues related to a remote workforce involving hardware and software needs, as well as employee access policies. While working from home may be a new and foreign concept to some companies, the cloud-based tools they use everyday have made it infinitely easier to continue operations and serving their customers with the same level of quality of service, support and communications that their brick and mortar operations have sought to provide.

So, as resellers and service providers of VoIP and uCast services, one of the most critical components in enabling a successful work-from-home experience for your customers (and their customers) is to keep the phone services operating as normally as possible. In this article, we suggest six steps to enabling an effective work-from-home (WFH) environment.

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Topics: Firmware Upgrades, Mobility, Video Conferencing, Business Continuity, conferencing, Productivity, Cloud, Business Strategy, Unified Communications, Konftel

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.


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

SIP trunks vs SIP extensions: Which to choose?

Posted by Daniel Noworatzky on Apr 8, 2020 10:50:00 AM

Telephony solutions come in all shapes and sizes and can be customized to suit the specific needs of each individual business. But with so many choices, it can be confusing for customers to distinguish between the various options available. This is no less the case when it comes to choosing a VoIP service.

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Topics: VoIP, SIP, Network Design, Cloud, WAN technology

Gettin’ jiggy with jitter

Posted by Daniel Noworatzky on Apr 1, 2020 10:49:00 AM

Jitter is one of the most common causes of substandard voice communications over IP networks. This article provides an overview of jitter and how it influences voice applications, as well as methods for resolving it on your networks.

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Topics: QoS, VoIP, Network Design, Unified Communications

Equipping employees to use their enterprise IP phones at home

Posted by Daniel Noworatzky on Mar 25, 2020 10:33:00 AM

With more employees working from home to comply with social distancing measures currently in place, TeleDynamics has been getting a lot of requests for help with getting employees operational from home. In this article, we will review a number of ways you can enable an employee to use their company IP phone from home, as well as other methods for making and receiving calls without the need for special hardware.

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Topics: SIP Phones, Mobility, mobile, Cloud, Skype, voicemail, Switches

13 remote collaboration solutions for a dispersed workforce

Posted by Daniel Noworatzky on Mar 18, 2020 10:57:00 AM

Amidst government-imposed social distancing, many companies are beefing up their remote collaboration capabilities. With this in mind, here we review some of the recent solutions that we have featured on our Think Tank to help you choose the best-suited conferencing solutions for your customers. Specifically, we look at softphones, videoconferencing solutions and conference phones.

Thanks to the versatility and cost-effectiveness of VoIP, remote collaboration has never been more robust or easier to use than it is today. Even micro- and small businesses can afford technology that allows their workers to meet and engage with each other without having to be in the same place.

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Break free from cords with the Snom C620 conference phone

Posted by Daniel Noworatzky on Mar 11, 2020 10:47:00 AM

Dealing with pesky cords is a common frustration of conference phones. If you want to place the phone in the middle of a conference room, you either need an electrical outlet located in the middle of the floor, or you need to bring in an extension cord. And then you need to be careful not to trip over it!

That’s why we love the Snom C620 conference phone. It uses DECT 6.0 technology for a completely wireless conferencing experience. Even the detachable microphones are cordless, allowing for more effective collaboration without the frustration factor. In this article, we take a look at this robust and flexible conferencing device.

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Topics: Wireless, SIP, Cordless, DECT, conferencing, Product Review, Snom

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.

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Topics: QoS, VoIP, Troubleshooting, Voice Protocols

How to capture voice packets for troubleshooting VoIP

Posted by Daniel Noworatzky on Feb 26, 2020 10:47:00 AM

One of the best methods for troubleshooting problems on the network to pinpoint the cause of poor voice quality or a disruption of VoIP services is to capture voice packets in real time and store them so we can analyze them later. When people call TeleDynamics tech support, we sometimes ask them to show us their packet capture files so we can help identify the issue. In this article, we examine practical methods for capturing voice packets at various locations within the network.

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Topics: VoIP, Troubleshooting

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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!

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