Sam Rozenfeld, Author at DLS Internet Services

TCP vs UDP in VoIP

Posted on August 5, 2019August 5, 2019 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 July 15, 2019July 15, 2019 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 July 5, 2019July 5, 2019 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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Happy Independence Day from DLS Internet Services!

Posted on July 4, 2019July 4, 2019 by Sam Rozenfeld

How to Buy Business Phone System

Posted on April 30, 2019April 30, 2019 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 Effective communication, however, can be an issue for older organizations with outdated phone systems.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 April 10, 2019April 10, 2019 by Sam Rozenfeld

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 March 31, 2019 by Sam Rozenfeld

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 March 25, 2019March 25, 2019 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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6 Things the Media Hasn’t Told You About VoIP

Posted on March 19, 2019March 24, 2019 by Sam Rozenfeld

Voice Over Internet Protocol, or VoIP, is popular in the world of tech and communications. It’s perhaps less thrilling to the general public. If you haven’t heard much about VoIP, that’s not because it’s not worth talking about. VoIP is well worth the conversation, especially when you are trying to find ways to streamline your business and improve productivity. VoIP allows for phone service ove...
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DLS Hosted PBX 5.4 Product Release Announcement

Posted on July 19, 2018 by Sam Rozenfeld

Today we are pleased to announce version 5.4 of the DLS Hosted PBX software. This release includes numerous feature improvements and bug fixes. Among some of the notable improvements: major overhaul of white labeling, call center functionality, added support for Google cloud printing, improvements to SMS, LDAP support to the operator panels, provisioning support for new handsets and more... You ca...
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