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Your LYLIX PBX VPS came up with FreePBX® already installed, configured, and reachable on its public IP. This article walks the first hour after that:…
Telnyx is one of the most popular SIP-trunk carriers for FreePBX® deployments — API-first, credit-based pricing, strong US/Canada coverage. This article…
Flowroute is a long-running US-based SIP-trunking provider, known for IP-based authentication (no credentials to leak) and a relatively straightforward…
VoIP.ms is a popular low-cost SIP-trunk provider — pay-as-you-go or unlimited per-DID plans, lots of POP servers for geographic flexibility, and a…
Your LYLIX PBX VPS provisioned with FusionPBX® came up with FreeSWITCH® running, FusionPBX accessible, admin credentials set, and PostgreSQL and ESL…
"I can hear them but they can't hear me" — or the reverse — is the most-asked SIP question on the internet, and the answer is almost always NAT.…
Hand-configuring a SIP phone through its web UI is fine for one phone. For five, ten, or fifty — you want auto-provisioning : the phone boots, fetches…
Dial patterns are FreePBX®'s way of matching dialed numbers to trunks and matching inbound DIDs to destinations. The syntax is a little obscure if…
STIR/SHAKEN is the framework US carriers use to cryptographically attest that the caller ID on an outbound call is legitimately owned by the originating…
In the United States, every phone number capable of making a 911 call must have a registered physical address that emergency dispatchers receive when the…
Fax over VoIP is one of those problems the industry quietly admitted it never fully solved. T.38 makes it work most of the time. This article covers how…
"Which codec should I use?" is one of those VoIP questions where the wrong answer doesn't break the call — it just makes it sound a little worse, or costs…
You've got a SIP trunk that comes up, runs fine, and falls over at the same interval — every 30 minutes, every hour, every 15 minutes. It re-registers and…
Polycom phones (VVX series and the newer Poly Edge) can pull their full configuration from a provisioning server on boot — no per-phone manual entry. This…
Yealink's "AutoP" provisioning is similar in shape to Polycom's but with a couple of important differences: the config file format, the encryption…
The FreePBX® Endpoint Manager (EPM) is a commercial module that handles phone provisioning from inside the PBX GUI. It's the intended workflow for…
If you're using a US 10-digit phone number to send SMS from your PBX or application, the carriers now require you to register your brand and campaign before…
WebRTC lets a browser act as a SIP phone — no client install, no extension provisioning, just open a URL. FreePBX® supports this through Asterisk®'s…
FreePBX® is excellent for managing complex deployments, but if you just need Asterisk® to bridge one carrier to a handful of extensions — or if you…
The FreePBX® Backup & Restore module is the in-PBX backup tool — it captures the FreePBX configuration cleanly and can restore to another FreePBX…
Most FreePBX® call queues start as "add agents, set ring strategy, done" and become an unmaintainable knot of overflow destinations, weird priorities, and…
Voicemail-to-email is one of those features that "just works" until your VPS IP changes, or your mail relay swaps, or a major email provider tightens its…
DTMF (the keypad tones — touch-tones) seems trivial until you hit a voice menu that ignores your key presses, an IVR that half-works, or a recording…
Moving a PBX from a physical box in a closet to a hosted VPS is one of the most common LYLIX onboardings. The good news: with FreePBX® or FusionPBX® on…
A PBX with port 5060 on the public internet receives SIP brute-force traffic from the moment it boots. The attackers are looking for weak extension…
"They can hear me but I can't hear them" (or the reverse), or audio that's there but unusable — choppy, robotic, breaks up — is the second-most-asked…
FreePBX® distro upgrades have moving parts: framework, modules, underlying OS packages, PHP, MariaDB, Asterisk® itself. When one fails, the symptoms…
The PBX boots, Asterisk® runs, but the GUI throws FATAL ERROR: DB Connection Failed or MySQL connect ERROR , or the SQL backend won't load.…
LYLIX offers PBX VPS images built on three platforms — FreePBX®, FusionPBX®, and bare Asterisk®. The right choice depends on what you're…
The Asterisk® CLI ( asterisk -rvvv ) is where you actually see what's happening when a call doesn't behave the way the GUI suggests it should.…
The two open-source telephony engines that matter are Asterisk® (1999-) and FreeSWITCH® (2006-). Both can do almost anything; their architectures…
A compromised PBX is the worst infrastructure incident a small business can have. International toll fraud runs up bills in the thousands of dollars per…
If your PBX records calls, you're in legal territory the moment those calls cross a state line. The US is split between "one-party consent" (only one party…
Conference bridges turn a PBX into a meeting platform — dial-in numbers, PIN-protected rooms, moderator controls, recording. Both FreePBX®…
Queue callback (sometimes called "virtual hold") replaces the "all our agents are busy, your call is important" hold experience with "press 1 to keep your…
A ring group is a list of extensions that ring together when one of several inbound destinations is hit. FreePBX® and FusionPBX® both expose ring…
Asterisk® ships two SIP channel drivers: chan_sip (legacy, deprecated, removed in Asterisk 21+) and chan_pjsip (modern, the default since Asterisk…
Your VPS PBX needs a SIP trunk to make and receive calls on the public phone network. LYLIX doesn't bundle one — bring your own. Five providers come up…
The Asterisk® CLI ( asterisk -rvvv ) is where you actually see what's happening when a call doesn't behave the way the GUI suggests it should.…
The two open-source telephony engines that matter are Asterisk® (1999-) and FreeSWITCH® (2006-). Both can do almost anything; their architectures…
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