With the gradual replacement of copper lines with broadband Internet, Internet Protocol (IP) PBXs are the most common systems used in enterprises. These systems are not capable of many modern-day phone system features, such as voicemail-to-email, and they cannot deliver high-definition voice calls. The key to an analog PBX is that it connects to POTS lines that pre-date the Internet. The Hybrid (IP-TDM) platform supports up to 128 analog trunks Source The PBX itself typically lives in an office's telecom closet. Incoming calls are routed through the PBX and out to the phones, and calls can be transferred between phones via the PBX. The PBX manages calls between phones and fax machines by being physically connected to them over copper wiring. These systems have been around for a long time and connect to the Public Switch Telephone Network (PSTN) over Plain Old Telephone Service (POTS) lines. We do not recommend this for any modern-day business however, you may find the explanation helpful if you currently have an analog PBX. We will start by explaining the oldest PBX- analog PBX. Below is a quick run-down of the types of PBXs available today. PBXes come in a wide variety, although most today are digital and leverage the Internet to send voice and video communications. Residential telephone lines and cell phone services do not offer these features, which, in short, connect people at work. Such features include: extension dialing, business hour settings to route calls off-hours, customer waiting queues, music on hold, and call conferencing.
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Business phone systems offer key voice features that companies need to run daily operations. PBX is simply a term meaning business-grade phone system. Wondering what it means? We're here to help. If you've just begun researching phone solutions for your business, you may have come across the acronym PBX, which stands for Private Branch Exchange.
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