NETWORK SHIELD

SMS and voice firewall: MCM AI on guard for your network.

Network Shield is the SMS and voice firewall for operators and carriers. MCM AI blocks scams in real time and moves bypass traffic back onto paid routes.

  • A2P, P2P and P2A messages plus every call
  • 99.99% uptime from day one
Network ShieldSMS + voice Inspecting
Incoming trafficGateSubscribers
Spoofed sender ID
Your code is 482913
Robocall burst
Scams
Blocked
Bypass
Rerouted
Real traffic
Delivered
01Why operators choose it

Why operators deploy an SMS and voice firewall

Stop fraud, win back lost revenue and rebuild subscriber trust, all from one shield.

Scams reaching subscribersWithout
01

Scams stopped cold

MCM AI blocks fraud before it ever reaches your subscribers, on messages and on calls.

Grey route
Your paid route
A2P and voice revenueLeaking
02

Revenue back home

Grey route and bypass traffic moves back onto your paid routes, so lost A2P and voice income comes home.

Unknown number
Looks like spam
Ignore Answer
03

Trust that grows

Your subscribers answer calls and open messages with confidence again.

02SMS and voice in one place

One firewall for SMS and voice traffic

Filter A2P, P2P and P2A messages and inspect every call from one place. MCM AI learns your traffic, spots what looks wrong, and acts fast so your team can focus on growth.

Inspecting live traffic
Case history
Blocked
Lookalike link and unregistered sender
Signals used
Sender patternLink check
decision: blocked
type: A2P
logged in the case history
03MCM AI

MCM AI that learns your traffic every day

MCM AI studies sender patterns, links, routes and call behavior across your network. New scam styles get caught quickly, and every decision lands in a clear case history you can review.

Signals it studies
  • Sender patterns
  • Links
  • Routes
  • Call behavior
MCM AI
Learns your traffic every day
New scam style spotted
Added to the pattern memory
Case history
  • #4821Spoofed senderBlocked
  • #4822Lookalike linkBlocked
  • #4823SIM-farm burstEscalated
  • #4824Grey routeRecovered

Every decision is logged in a clear case history you can review.

04Deployment

Launch in the cloud or on-prem

Run Network Shield in the MCM cloud or on your own hardware. Plug into SS7, SMPP and SIP, and go live quickly with 99.99% uptime from day one.

Network Shield
deployment · mcm-cloud
Live
Plug into your network
  • SS7
    Signalling from your core
    Waiting
  • SMPP
    Messaging from your SMSCs
    Waiting
  • SIP
    Voice from your carriers
    Waiting
Running in the MCM cloud
Network Shield
SMS and voice firewall
Starting
Messages inspected
0
Calls inspected
0
Scams blocked
0

No hardware to rack. Launch in the MCM cloud and plug in.

99.99% uptime
From day one
Go live quickly
Plug in and switch on
Same shield either way
Cloud or on-prem
Live counters are illustrative
  • MCM cloud or your own hardware
  • SS7, SMPP and SIP
  • 99.99% uptime
Testimonials

What clients say after 90 days.

Real teams, real numbers — from sales floors, CX desks, and support queues.

“We tried three cloud phone tools before this one. The reason we stayed is boring — it just kept working across four time zones. Our sales team stopped thinking about the phone.”

Arjun Mehta

Head of Growth · Chennai

“The mid-shift dashboard is where I actually spend my day. Queue depth, agent load, and sentiment on one screen — I can coach someone before it turns into a bad review.”

Rachel Monroe

CX Manager · Denver

“AI covers overflow calls in Hindi and English, so we stopped losing weekend leads. It's not perfect — it hands off to us on anything ambiguous — but for hours and bookings, it beats voicemail every time.”

Priya Nair

Support Lead · Bengaluru

“HubSpot sync is quiet infrastructure. Every call, note, and recording just shows up on the contact — nobody has to remember to log it. That's why our forecast is finally accurate.”

Daniel Carter

Head of Sales · Chicago

“I set the whole thing up on my phone during a delayed flight. Six people, three countries, one number that rings all of us. My old provider needed a two-week onboarding for the same thing.”

Neha Iyer

Founder · Mumbai

“Porting 40 numbers across three countries was the part I dreaded most in the migration. It was done in a week, free, and I only had to sign one form. That set the tone for the rest of the rollout.”

Sophie Laurent

COO · Paris

+24%

First Contact Resolution

11 hrs

Per week returned to sales

−38%

Average Handle Time

FAQ

The questions teams ask on the first call.

What is an SMS and voice firewall?expand_more

Network Shield is the SMS and voice firewall you launch for your subscribers. MCM AI watches every message and call, blocks scams in real time, and moves bypass traffic back onto paid routes.

Which message types can the SMS firewall filter?expand_more

Network Shield filters A2P, P2P and P2A messages, and inspects every call, all from one place.

How does Network Shield recover lost revenue?expand_more

MCM AI spots grey route and bypass traffic by behavior and moves it back onto your paid routes, so lost A2P and voice income comes home.

Can Network Shield run on my own hardware?expand_more

Yes. Run it in the MCM cloud or on your own hardware, plug into SS7, SMPP and SIP, and go live quickly with 99.99% uptime from day one.

How does MCM AI learn new scams?expand_more

MCM AI studies sender patterns, links, routes and call behavior across your network. New scam styles get caught quickly, and every decision lands in a clear case history you can review.

Who is Network Shield built for?expand_more

Operators and carriers who want to protect subscribers from scams and win back revenue lost to bypass traffic.

Ready to launch Network Shield?

Talk to our partner team and put MCM AI on guard across your network.