Author: Sam Rozenfeld

Beginners Guide to VoIP Audio CODECs

Posted on by Sam Rozenfeld
VoIP Network codec symbols
A Voice over Internet Protocol (VoIP) network enables the transmission of voice calls through the Internet or other digital networks. These audio signals have to be encoded into digital data to be transferred over an IP network and vice versa. To make the transmission of audio signals faster, smoother, and improve the overall calling experience, VoIP systems have to compress digital data. T...
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VoIP Network Security – How Can You Strengthen VoIP?

Posted on by Sam Rozenfeld
VoIP security
Voice over IP (VoIP) has come a long way from where it had started. It no longer has the same performance and availability issues it used to have in the beginning. In fact, many high-speed networks now integrate quality-of-service (QoS) technology to mitigate previous problems. However, some critics are quick to raise questions about the security of VoIP networks. Although securing VoIP is mana...
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TCP vs UDP in VoIP

Posted on by Sam Rozenfeld
Reliability of TCP vs the Speed of UDP in voice over IP applications
TCP vs UDP – Which Protocol Is the Best for VoIP? TCP (Transmission Control Protocol) and UDP (User Datagram Protocol) are among the most widely used protocols for data traversal across the Internet. These transport protocols govern how devices establish connections, how they exchange data, and how reliable the connection will be. Both of these protocols are important components of networking, an...
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VoIP Best Practices: STUN Implementation in VoIP Environment

Posted on by Sam Rozenfeld
STUN response and request scenario image
The STUN (Simple Traversal of UDP over NAT) protocol is a standardized set of methods designed to help UDP packets make it across NAT devices safe and sound. Naturally, one of its key applications is to resolve connection issues in a SIP-based VoIP environment. As we all know, the Network Addressing Protocol (NAT) is a technology that ensures secure communication over the internet and efficient u...
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Updated DLS Click2Dial Chrome extension optimized for trucking

Posted on by Sam Rozenfeld
We are excited to announce release of our newly updated click to dial extension. Our developers optimized this extension to work with popular logistical websites: truckstop.com and power.dat.com. The extension is free and is available on Google Chrome store. It features two modes: using a local SoftPhone dialer application or a PBX extension linked to any phone(s).Here is how new click2dial works:...
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How to Buy Business Phone System

Posted on by Sam Rozenfeld
Choosing VoIP provider for your business
Modern businesses and organizations stand or fall on their communications. Being reachable is essential.  Effective communication, however, can be an issue for older organizations with outdated phone systems. How do we make an intelligent buying decision when it comes to communication system? This article is intended as guidance on how to buy a business phone system. Step 1: Assessment Let's ...
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Is Video Calling Worthless?

Posted on by Sam Rozenfeld
Polycom VVX 500 video call
With the rise of new media communications, such as Skype, WhatsApp, and myriad other applications, it makes sense to wonder if video calling is worthwhile for your business. You can run a business using traditional phones. Most of the time, that’s the way it goes. In the 21st century, however, the way we communicate has evolved. Making video calls is an effective and efficient internal communic...
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Things We Would Rather Do Over the Phone

Posted on by Sam Rozenfeld
Cat on the phone (very angry)
We are all used to the ease of ordering things online, tapping our way into a purchase. For many people, it’s less common to pick up the phone to purchase something. Of course, that doesn’t mean that it doesn’t happen. It does, and here are a few examples of things that you can only buy over the phone — and why you need a reliable phone system for your own business! Ordering from Small Companies ...
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Business Phone Systems: the boring subject

Posted on by Sam Rozenfeld
Polycom VVX400 integrates with most SIP-based business phone systems
Business phone systems aren’t the most exciting topic at the dinner table. But saving your business might be. A business phone system can make or break a business in the internet age. A successful business has open lines of communication internally and externally. At the very least, you need to connect with clients. Employees, of course, need to coordinate their efforts. Executives must stay in...
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