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.

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! 

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.

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!

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.

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.

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.

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.

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.

The cloud is used to offer services directly to the end user, as well as to provide a platform on which vendors can develop their online applications (including VoIP) for their customers. In a previous article, we covered SaaS, PaaS and IaaS as the three most prominent cloud-based models that are used to offer services to clients. In this article, we take a more in-depth look at the various cloud deployment models that are available (including private, public and hybrid) and how they are useful for businesses of different sizes. The article concludes with the factors to consider when choosing which deployment model to use when offering VoIP and other cloud services to your customers.