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TeleDynamics Think Tank

Daniel Noworatzky

Chief Technology Officer, TeleDynamics

Recent Posts

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

Highlights from ITEXPO

Posted by Daniel Noworatzky on Feb 19, 2020 10:53:00 AM

Couldn't make ITEXPO in Ft. Lauderdale last week? Here's a recap.

This year at ITEXPO we saw a number of new events and happenings. There was a good attendee and exhibitor turnout, despite the fact that all of the Chinese factories and representatives were unable to attend due to the coronavirus. Nonetheless, the products and services from these manufacturers were on full display. The attendees expected nothing less from the #TECHSUPERSHOW! 

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Topics: VoIP, Trends, Network Security, Events, SD-WAN, IoT, Unified Communications

Troubleshooting poor voice quality on VoIP systems

Posted by Daniel Noworatzky on Feb 12, 2020 10:50:00 AM

One of the most challenging problems that you may face as a voice engineer is dealing with poor voice quality on VoIP systems. It’s often much easier to deal with problems where something stops working completely, rather than trying to resolve an intermittent fault such as bad voice quality.

Many things can cause poor voice quality, and the methodology to investigate those causes is not always readily clear. In this article, we’ll share some tips on where to start and what to do, so that you can quickly identify and diagnose the problem.

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Topics: Business Telephone System, VoIP, Troubleshooting

Why you need Grandstream’s GWN7630 & GWN7630LR APs in your Wi-Fi deployment

Posted by Daniel Noworatzky on Feb 5, 2020 10:39:00 AM

Grandstream, a leader in SIP communication solutions, emerged into the networking solutions space in the fall of 2016 with a new line of Wi-Fi devices. As Grandstream has upgraded firmware, implemented new features and added new products to this line, it has proven to be a mainstay product category for Grandstream and we are excited to review two of their new access points, the GWN7630 and GWN7630LR!

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Topics: Grandstream, Product Review, Wi-Fi

What’s exceptional about Grandstream’s GRP2600 carrier-grade IP phones

Posted by Daniel Noworatzky on Jan 29, 2020 10:47:00 AM

Grandstream’s GRP2600 series of carrier-grade IP desk phones offers a range of reliable, high-performance IP endpoints to cover virtually any business telephone need, from entry-level phones all the way up to devices for high-call-volume users. In this article we review the five models in the series.

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Topics: SIP Phones, Business Telephone System, SIP, Grandstream, Product Review

Review of the Snom C520 conference phone

Posted by Daniel Noworatzky on Jan 22, 2020 10:47:00 AM

With advanced audio features, the Snom C520 conference phone is one of the most versatile conference phones on the market. Its expandability enables high-quality conferencing for close to 100 participants! In this article, we take a look at this remarkable conference phone.

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Topics: Cordless, DECT, conferencing, Product Review, Unified Communications, Snom

Review of Panasonic's modern KX-TPA68 cordless desk phone

Posted by Daniel Noworatzky on Jan 15, 2020 10:39:00 AM

In this article we take a look at the Panasonic KX-TPA68 SIP-DECT cordless desk phone, a next-generation cordless communication terminal designed for the KX-TGP600 SIP-DECT cordless phone system. Keep reading to learn about some of the features that makes this modern and elegant desk phone ideal for all types of small to medium-sized businesses.

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Topics: Business Telephone System, SIP, Mobility, Cordless, DECT, Product Review, Panasonic

Network function virtualization (NFV) and its benefits for VoIP

Posted by Daniel Noworatzky on Jan 8, 2020 2:51:04 PM

In today's virtual world, telecom and network services have come a long way, from being offered using locally installed, standalone monolithic servers to ethereal entities residing in the cloud. This evolution has touched every part of network service provisioning, and one of the most fascinating facets of this trend is that the network infrastructure itself can be virtualized.

Network function virtualization (NFV) is a network architecture philosophy that virtualizes the network infrastructure. In this article, we take a look at what NFV is, how it works, how it fits in with other virtualization technologies, and how it can be of benefit for enterprise networks.

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Topics: Trends, Network Design, Cloud

Spotlight on Yealink

Posted by Daniel Noworatzky on Dec 11, 2019 10:46:00 AM

Yealink, the leading global SIP phone manufacturer by market share, ranked number one in customer satisfaction among 17 VoIP telephony manufacturers rated in a survey of IT managers published by Eastern Management Group. In this article, we look at some of Yealink’s most noteworthy innovations that helped it secure the number-one spot.

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Topics: Yealink, Video Conferencing, conferencing, Unified Communications

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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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