Refurbished Phone Exchange Blog — ip telephony

ShoreTel voice switches come in many different variations and configurations. These voice switches are designed to be used across many different platforms and businesses from small to large. Whether you use SIP trunks, analog trunks, or T1; there is a ShoreTel voice switch for you! ShoreTel Voice Switches with T1 Circuits: Several voice switches have a T1 circuit port built in to allow for termination of a digital circuit. The table below showcases the switches that can handle a digital circuit. You’ll want to use one of these switches if you have a T1: Switch Digital Trunk IP Phones Supported...

Buying a phone system is an important investment. You must put careful consideration into price, potential for growth, and ability to find replacement parts and accessories. Of course in today's business world, many SMB's are opting for a cloud-based system, but is that the right solution for you? How much should I spend? The first thing customers ask about when searching for the right phone system is price. How much will it cost me? The answer depends on a few factors, number of lines, equipment and more importantly features.­ Features can range from call groups, conference bridging and voicemail transcribing...

  So you just got a new Adtran IP 712, or Adtran IP 706, and now you need to personalize some of the settings and get familiar with the phone. Below we have explained how to customize some of the basic settings such as your phone label, speed dials, clock settings and more...   Change the phone label The phone label is the text displayed at the top left corner of the screen. Your name is a good idea however you could also put your department, whatever suits your needs. To change your phone label simply click the Menu button,...

The Yealink T26P is a great phone which utilizes open source software like Asterisk.  The T26P differs from the T26 because of the Power over Ethernet option; the T26P can be powered with PoE or power supply.  Other great features include the backlit graphical display, three line appearances, ten programmable buttons, four soft keys, dual LAN ports (10/100 Mbps), LED status indicator lights and much more!  

Key Functionality, also known as Line Functionality, is a type of phone system setup. Key System Units, abbreviated to KSUs, were digital phone systems in the 80’s to early 2000’s that were designed around having phones ring based on what ‘line’ rang. Each analog or ISDN trunk that came into the system was assigned a line key. This line key was then shared out in a shared line account (SLA) that would ring all the phones in the group when the analog trunk rang. If you ever said “You have a call on line 3,” at your job, chances are...