Kolmisoft Blog
Your Firewall Passed. Your Balance Didn’t.
Stolen SIP credentials look like a real customer. Credit limits, live prepaid cut-off, and spend alerts stop fraud that Fail2Ban never sees.
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Introducing DID billing for MOR Resellers
You set the wholesale Reseller Rate. Your Reseller sets the retail Owner Rate. MOR bills both on the same answered inbound call, so inbound DID through the channel keeps a margin for both of...
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2026 August Development Update
The main MOR change is DID billing for Resellers. You can sell inbound DID through Resellers and keep a wholesale margin: you set what the Reseller pays; they set what their user pays. Until...
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Let’s Try VoIP
In this short guide we will show how to download free softphone, install it, register to the SIP server and dial some local numbers...
How to block country IP
Here we will provide guide how to block whole country. For this example we will block Palestine – from where most VoIP attacks are...
Let’s test MOR using VMWare
What we will learn here? We will learn to run softswitch on your local computer without real server. This is useful to try things...
Mobile apps for Service Providers
In this blog post we will discuss some issues faced by VoIP service providers and a how one of our customer is utilizing Kolmisoft’s...
Development Overview (Sprint #134-139)
Optimized Recordings queries for better system performance Profit Stats, DIDs Stats, Calls per Hour, DIDs Summary, Provider Stats pages loading speed is...
MOR X8 Release
We are happy to announce Class 5 Softswitch MOR X8 release. Changes can be found here.
Development Overview (Sprint #126-133)
Country Stats, Graphs, Calls per Day, System Stats, Calls by Users, Loss Making Calls, Load Stats pages loading speed is significantly increased ...
Interconnection Form
An interconnection form is used at the initial step when companies enter into a business relationship and are becoming interconnected. Companies need to connect...
The First Book About VoIP Business Start
How to Start a VoIP Business: A Six-Stage Guide to Becoming a VoIP Service Provider is the first book which explains in plain English...
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