Support & Resources
Knowledge Base
Setup guides, troubleshooting, and product documentation.
Featured Articles
"Unauthorised" on outbound calls using a verified caller ID
Why some outbound calls using Verified Caller IDs fail.
Premium Ring Groups
Premium Ring Groups distribute inbound calls to multiple members. They support simultaneous, sequential, circular, and longest-idle ringing, plus schedules, holiday routing, announcements, recording, transcription, AI insights, alerts, webhooks, and secure download links.
SMS Center - Getting Started
This guide covers the basics for Crazytel's new SMS Center; inbound setup, outbound setup, contact lists, opt-out lists.
CrazyPBX - Sign in to the Crazyphone App
This guide covers how to sign in to the Crazyphone application for Mobile or Desktop.
CrazyPBX - How to make a CrazyPBX Extension
This guide covers how to make a CrazyPBX Extension, and what each option means.
SMS Frequently Asked Questions
The SMS Center covers day-to-day sending, 2-way conversations, bulk messaging, scheduled sends, authorised email senders, mobile number setup, address books, opt-out compliance, and message logs.
Creating a Register Based SIP Trunk
How to generate a new SIP Trunk QR Code
Recent Articles
CrazySPAM Call Guard - free to use, block spam, scam and telemarketer calls
CrazySPAM Call Guard is free to use and does not cost anything. No monthly fee and no per-call charge. Turn on Call Guard to block spam, scam, telemarketer and international callers.
"Unauthorised" on outbound calls using a verified caller ID
Why some outbound calls using Verified Caller IDs fail.
Hybrid SIP Trunks - WebRTC credentials, password, TURN and calls by SIP URI
WebRTC password, WSS server and TURN settings for a Hybrid SIP trunk softphone or browser, plus incoming calls by SIP URI and *80 to skip call forwarding.
Hybrid SIP Trunks - hold, transfer, recording, features and pricing
Hybrid SIP trunk features: hold, transfer, call recording, transcription, SIP REFER, call forwarding, WebRTC browser webphone, internal calling, parks and queues. $5 per Hybrid trunk per month.
What is a webhook?
A webhook is an automatic message Crazytel sends to a web address you choose when something happens on your phone system.
Things every webhook has in common
How Crazytel sends webhooks, what to reply, and how signing, duplicates, caller ID and cost work unless a feature says otherwise.
Announcements webhooks
Get notified when a call reaches an Announcement box and when it finishes, including the events, a chat-app message and retries.
IVR (Auto Attendant) webhooks
Follow a caller's journey through a Premium IVR: arrival, keypresses, where they are sent, and how the call ends.
Ring Groups webhooks
Get notified as a Ring Group call rings your team, when someone answers, and when the call or transcript is ready.
Queues webhooks
Track every stage of a caller's wait in a Premium Queue, from joining the queue to being answered or giving up.
Voicemail webhooks
Send new voicemails, transcripts and missed-call alerts into your CRM, helpdesk or custom app.
Recording Box webhooks
Get notified as soon as a Recording Box call recording is ready so you can pull it into a CRM, archive or quality review tool.