Glossary
What is a business phone system?.
A business phone system is the infrastructure that handles your company's inbound calls, routes them to the right person, manages voicemail and extensions, and connects outbound calls. Modern systems run over the internet rather than traditional copper lines.
A business phone system is a telephone platform that manages the routing, answering, recording, and transfer of calls within a company. It includes features like extensions, hold queues, voicemail, auto-attendants, and call recording. Most modern systems are cloud-based VoIP, accessible from any device with an internet connection.
Cloud-based. Most modern business phone systems run over the internet, requiring no on-site hardware beyond a headset or mobile app.
Extensions. A business phone system gives each team member a separate extension so callers can reach the right person directly.
Call routing. Business phone systems route calls to the right destination based on rules: time of day, caller input, or who is available.
Voicemail included. Every business phone system includes voicemail, though most callers hang up rather than leaving a message.
Call recording. Most cloud phone systems record and store calls, creating a log of what was said and agreed to.
Separate from the front desk. A phone system routes calls to people. Answering questions and booking callers requires a receptionist layer on top.
What are the main types of business phone systems?
Traditional landline systems run on copper phone lines managed by a telecom carrier. They are reliable but expensive, inflexible, and require on-site hardware. Few small businesses start with them today.
VoIP (Voice over Internet Protocol) systems run over the internet. They are cheaper, scalable, accessible from any device, and include cloud management. Most small and medium businesses use VoIP today. Cloud systems are a subset: the server infrastructure is managed by the provider, not on-site.
Traditional landline (PSTN)
Copper-based, reliable, expensive, and inflexible. Declining for most small businesses.
VoIP
Internet-based calling. Cheaper, device-flexible, and scalable. The standard for modern businesses.
Virtual phone system
Routes calls to existing cell or landline numbers via the internet. No hardware needed.
Cloud PBX
A full-featured phone system hosted by a provider. Includes extensions, routing, recording, and voicemail.
Does a business phone system include a receptionist?
No. A phone system routes and connects calls. It does not answer questions, book callers, or engage in conversation. An auto-attendant can play a greeting and direct callers to press a number, but that is routing, not answering.
An AI receptionist like Leap sits on top of the phone system. The call arrives at the business's number, forwards to Leap, and Leap answers it, has the conversation, and routes or books. The underlying phone system can be anything.
What should a small business look for in a phone system?
For most small businesses, the phone system itself matters less than what sits on top of it. VoIP with call forwarding is enough infrastructure: it routes calls, handles voicemail, and records. The layer that makes callers feel served is the answering layer, not the routing layer.
Leap works with any carrier or VoIP system by adding a call-forwarding rule. When the line is busy or unanswered, calls forward to Leap, which answers in the business's name. No new hardware, no number change.
Frequently asked questions
What is a business phone system?
A business phone system is the platform that routes, connects, and manages your company's inbound and outbound calls. It handles extensions, voicemail, call queues, routing rules, and recording, either through on-site hardware or a cloud provider.
What is the difference between a landline and a VoIP business phone system?
A landline runs over copper phone lines managed by a telecom carrier. VoIP runs over the internet. VoIP is cheaper, more flexible, works on any device, and does not require on-site hardware. Most businesses switching today choose VoIP.
Do I need a business phone system to use an AI receptionist?
No. Leap works through call forwarding on any existing number, including a cell phone. You do not need a separate business phone system. If you already have one, Leap connects via forwarding.
Can I keep my existing business phone number with a new system?
Yes. Most VoIP providers support number porting, which transfers your existing number to the new system. Leap does not require porting at all: it works through forwarding on your current number.
What is a virtual phone system?
A virtual phone system routes calls to your existing mobile or landline numbers via the internet. It gives a business a professional number and routing layer without replacing the phones staff already use.
What features should a small business phone system have?
At minimum: call forwarding, voicemail, and the ability to set routing rules. Beyond that, the most impactful upgrade is adding a layer that answers calls when your team cannot, which is what an AI receptionist does.
How much does a business phone system cost?
VoIP systems for small businesses typically start at $15 to $30 per user per month. That covers routing, voicemail, and extensions. An AI receptionist layer like Leap adds call answering and booking on top of that.
What happens to calls when no one picks up?
With a standard phone system, they hit voicemail. With Leap added via forwarding, they reach an AI receptionist that answers the call, has the conversation, and routes or books based on the caller's need.
Does Leap replace a business phone system?
No. Leap is a call-answering layer, not a phone system. It handles inbound call conversations. Your existing number, carrier, and routing infrastructure stay in place.
Keep exploring
Never miss another call.
Paste your website. Leap builds your receptionist from your hours, services, and policies while you watch. Live in five minutes for $149/month.