Secure SIP

SIP trunking that pays for itself and protects itself.

Move your phone lines onto a secure internet connection. Flat-rate calling, capacity that scales the day you ask, and every trunk screened by AIDN, our AI security layer.

Trusted by organizations nationwide

Why choose Intuity SIP

Cut the bill

Typical savings against PRI run 30 to 40 percent. No circuit rental, no per-minute overages for standard usage, no PRI card to maintain.

Encrypted by default

TLS protects signaling, SRTP protects the conversation. Not an upgrade, the standard.

Fails over, not down

When a path fails, calls reroute in seconds to a backup carrier partner, another site, or a cellular router. Your callers never hear dead air.

Secured by AIDN

Our AI Defined Network watches calling patterns in real time and blocks fraud, spoofing, and robocalls before they complete.

Your phones stay. Your circuits go.

SIP trunking delivers your calls over your internet connection instead of dedicated copper. Most existing phone systems connect through a gateway or are already SIP-capable, so switching rarely means replacing handsets. We assess your bandwidth first, engineer failover paths where continuity is critical, and run the new trunks in parallel with your old circuits until they prove themselves. Then numbers port on a scheduled date and the old circuit gets decommissioned.

What is included

Flat-rate unlimited calling

Standard usage has no per-minute charges and no surprise fees.

Per-channel scaling

Add capacity one channel at a time, not in blocks of 23.

Number porting and DIDs

Keep every number you have, add direct dial numbers as you grow.

Automatic failover routing

Calls reroute instantly across paths, sites, and devices.

E911 with dispatchable location

Configured to meet Kari's Law and RAY BAUM'S Act requirements.

STIR/SHAKEN attestation

Your outbound calls show as verified, not as spam likely.

Works with your PBX

SIP-capable systems connect directly, legacy systems connect through a gateway.

Real-time monitoring

The network is watched continuously, and issues are caught before you call about them.

Works with the phone system you already have: Avaya, Cisco, Mitel, and others.

The cable company sells you a pipe. We run a voice network.

Big carriers treat voice as an add-on to internet service. Voice is our core business, engineered with carrier redundancy and secured with AIDN, and supported by US-based engineers who know your deployment because they built it.

Switch without downtime

The reason organizations stay on aging phone systems is fear of the cutover. Here is how we remove it.

Network Assessment

We map your current lines, numbers, and call flows.

Migration Plan

You get a written plan with dates, owners, and a rollback path.

Parallel Testing

The new system runs alongside your old one until it proves itself.

Go Live

Numbers port on schedule. Your callers notice nothing.

24/7 Support

US-based engineers monitor and answer from day one.

Related solutions

SECURE SIP

How AIDN Protects Every Trunk

The AI security layer inside every Intuity SIP trunk.

SECURE SIP

Analog Line Replacement

Elevator, alarm, and fax lines off copper, built to code.

CLOUD VOICE

Cloud VoIP and UCaaS

A complete phone system in the cloud, set up for you.

MICROSOFT

Teams Calling and Direct Routing

Your phone system, inside Microsoft Teams.

Learn before you buy

Test 3: What to Look For in a SIP Provider

Learn More →

Test 2: GCC High vs Teams Phone for Secure Calling

Learn More →

Test 1: How to Deploy GCC High Calling with Confidence

Learn More →

Frequently
Asked Questions

SIP trunking replaces physical phone circuits with voice carried over your internet connection. Your numbers, your phones, and your call flows stay. The dedicated circuit and its costs go.

Not on a properly engineered deployment. We assess bandwidth before we sell you anything, prioritize voice traffic, and architect secondary paths where continuity is critical.

Yes. Numbers port to the new trunks on a scheduled date and callers never notice.

Calls reroute automatically through failover paths, and critical sites can add secondary connections or cellular backup.

Usually not. Most existing systems are SIP-capable or connect through a gateway.

Encryption on by default, AIDN fraud screening on every trunk, and support from engineers who know your deployment because they built it.

Find out what your phone bill should be.

Send us a recent invoice. You get the year-one savings number and a migration plan with real dates.

● We respond within 1 Business Day

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Custom Quote

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Why organizations choose Intuity

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