What the GDPR asks of a business that records calls. It covers the lawful basis, notice before recording starts, fixed retention, tight access and the national rules to check.
A softphone is an app that turns a computer, smartphone or tablet into a business phone. Here's how it carries a call, how it compares with a desk phone and an on-premise PBX, and what to check before you roll one out.
A wireless VoIP phone is a cordless handset that registers on your SIP phone system. Compare DECT and Wi-Fi, codecs, security and the rollout steps.
An IP PBX runs your phone system over the IP network. How it works, what your network has to provide, and how on-premise and cloud PBX split the cost and the responsibility.
VoLTE carries mobile calls as IP packets over the 4G network. Here's how the call path works, how it compares with VoWiFi and CSFB, and what to check before 2G and 3G go off air.
A SIP trunk connects your phone system to the public network over IP. How SIP trunking works, what it costs, and how to migrate without losing service.
How the public switched telephone network works, which equipment still depends on it, and how it compares with VoIP, SIP and WebRTC.
Computer telephony integration ties your phone system to your CRM so an inbound call opens the right record. What it is, what to check, how GDPR applies.
A DDI number maps one public number to one internal destination. How DDI routing works, how it sits next to the main company number, and how to configure direct numbers in a cloud PBX.
Suspected spam means a filter has scored a number as probably unwanted. How that score is built, what it costs outbound calling, and how to clear a false positive.
DTMF sends two tones per key so a phone system can read the choice. How the tones work, how they travel over VoIP, and what breaks them in a cloud PBX.
VoIP carries your business calls over an IP network. How it works, what a cloud PBX changes, and why hosting location decides more than the price.
A plain-language explainer on cloud phone systems for anyone weighing up a move off traditional lines.
Bring your fixed business number to your mobile, with no app and no smartphone required. One professional number for every call, anywhere in Europe.
Send a manual or prerecorded announcement to every phone at once, or just one group. For celebrations, everyday notices, and emergencies when seconds count.
Fax was built for analog lines, and Europe has moved to all-IP. Here is why fax over VoIP is unreliable, and what to use instead.
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