Sam Rozenfeld 
If you run a small business and send text messages to your customers—whether for appointments, updates, or promotions—you’ve probably heard of 10DLC (10-Digit Long Code). It’s a standard business texting number. To use 10DLC, you now need to go through something called The Campaign Registry, or TCR. It was introduced to stop spam. But in … Read more
Dear DLS Customer, As of 11:37 P.M. on April 1, 2025, all 5.7 PBXs have been updated to version 5.7.80 (previously 5.7.77), and all 6.0 PBXs have been upgraded to version 6.0.8 (from 6.0.6). OVERVIEW In version 5.7, we introduced several quality-of-life (QOL) improvements to the Campaign Registry page to help users and support teams … Read more
When a business sends a text message to a customer, there’s more happening behind the scenes than most people realize. With all the new rules and fees around 10DLC (10-Digit Long Code), it helps to understand who does what—especially when your money is on the line. Two of the most important players are TCR (The … Read more
Hello, I’m Sam Rozenfeld, CEO of DLS. We have been in the VoIP industry since 2004, and over the years, we have frequently been asked why desktop softphones behave differently from mobile softphones. In this article, I will clarify these distinctions in plain language, with a touch of light humor along the way. What Are … Read more
Dear Valued DLS Customers, As we bid farewell to 2023 and welcome the New Year, we are thrilled to announce an exciting addition to the DLS Desktop Communicator application: fax functionality! Our dedicated development team has worked tirelessly to integrate this feature into the upcoming version 5.7, set to roll out in January 2024. This … Read more
Hello DLS Hosted PBX Users! We’re thrilled to share that DLS Hosted PBX 5.7 is now in beta testing, and we’d love you to join! This update brings loads of new features and enhancements for you. 🛠️ Key Updates: 🗃️ Database Changes: 🚫 Deprecated Features: 📞 New Handsets: 🖥️ Desktop Communicator: 🐛 Bug Fixes: 📊 … Read more
Voice over Internet Protocol (VoIP) services like SoftPhone continue to revolutionize the business world. Companies of all sizes can reap its rewards, including saving up to 30% on phone bills and increasing productivity rates by 20%. While this technology can be beneficial, issues like dropped calls threaten to halt your productivity. Why is my Softphone … Read more
Voice over Internet Protocol, or VoIP, is a method of transmitting voice calls over the internet rather than over traditional telephone wires. It’s only been around for a couple of decades but has already transformed the business world. VoIP phone systems are an ideal fit for small businesses that are looking for all the benefits of a … Read more
An auto-attendant is hardly a jaw-dropping technology that will impress your callers, but it is a kind of business card for your enterprise. After all, you only get one chance to make an excellent first impression, and yours may be in the hands of the receptionist. And that is what the Auto-Attendant is: a programmable … Read more
