A guide to VoIP for business
VoIP means carrying voice over the internet instead of the telephone network. It sounds like a technical detail, but it changes three concrete things: what you…
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Guides
Guides and background reading
Everything we have written about VoIP: the practical guides to setting it up and keeping it secure, the background on each service, and the pages for people who work in a particular way.
Guides
The long version: how VoIP actually works, how to connect a PBX, and how to avoid nasty surprises on the bill.
Configure a SIP trunk on Asterisk
This is the complete configuration of a Vohippo trunk on Asterisk with the PJSIP driver (Asterisk 16 and later). All you need is the username and password of…
Read the guideConfigure a SIP trunk on FreePBX
On FreePBX you do not write files: you fill in three screens. Below is what goes in each field, with the same details you would use on plain…
Read the guideVoIP security: how to avoid toll fraud
Toll fraud is not a sophisticated attack: somebody finds an extension with a weak password, registers a device on it and calls expensive destinations for as…
Read the guideBackground
SIP trunking
A SIP trunk is your company's phone line running over the internet instead of a copper pair. It plugs into the PBX you already have, or straight into…
Read the guideVirtual numbers
A virtual number is a real phone number, with the area or country code you want, that is not tied to a physical line: calls arrive over the internet…
Read the guideFAQ
The questions we get most often, answered in full. If yours is not here, write to us: we answer…
Read the guideWho uses it
The same service told from the point of view of the people who use it every day.
Call centres and outbound sales
Outbound sales and customer care have two problems: having enough concurrent lines, and keeping the per-minute cost under control. Vohippo is built…
Read the guideDebt collection
Collection work means a lot of calls, and being able to prove them: who called, when, for how long and with what outcome. Vohippo gives you the lines…
Read the guideE-commerce and customer service
If you sell online, the phone is where customers end up when something goes wrong. Vohippo gives you a number in the countries you sell in and makes…
Read the guideProfessional firms
Accountants, law firms, medical and technical practices all share one problem: a single number, several people, and no appetite for running a PBX.…
Read the guideMultiple sites and remote teams
When people sit in different places, the traditional PBX becomes the problem: cabling, VPNs, maintenance. With VoIP the extension follows the person,…
Read the guideLet's talk: the demo is given by a person, not a video
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