VoIP stands for Voice over Internet Protocol. The VoIP technologies provide a platform to develop omnichannel VoIP solutions, which can be used to provide unified communication. The VoIP solutions can be used to provide unified and cost-effective communication to businesses, enterprises and residential users. The VoIP Softswitch solution is the focal point of the VoIP network. It provides the required infrastructure for call routing as well as it provides the required telecommunication features.

The VoIP Softswitch is a software based solution, which comes with a user friendly GUI based user panel. It is extremely easy to install, manage and maintain compared to the hardware based solutions. That’s the reason it is gaining more and more popularity in the market.

There are three different types of VoIP softswitch solutions which are listed below:

1. Class 4 Softswitch
2. Class 5 Softswitch
3. Hybrid Softswitch

This article will share brief about each of the above mentioned softswitch solutions

1. Class 4 Softswitch Solution

It is a comprehensive softswitch solution for wholesale VoIP service providers and ITSPs. The class 4 softswitch solution can handle millions of call traffic with the highest quality. It doesn’t provide calling services to end users, but it is used to route calls according to the predefined call routing rules to different carriers and / or other softswitch.

Key features of Class 4 Softswitch Solution:

• Intelligent call routing
• Least cost Routing
• LNP routing
• MNP routing
• Fax routing
• Black listing
• White listing
• Traffic volume tacking
• Security alerts
• Load balancing
• Failover and Recovery
• Reports
• And more

2. Class 5 Softswitch Solution

It provides a unified communication solution to end users. The class 5 softswitch solution can be used to provide end to end VoIP calling services. The VoIP service providers use the class 5 switches to provide residential calling services to SOHO, homes, businesses and enterprises.

Key features of Class 5 Softswitch Solution:
• Auto provisioning
• Call Authorization
• Number Portability
• Carrier grade platform
• Call forward
• Call transfer
• Music on Hold
• Call waiting
• Conference call
• Voicemail
• Callback
• Emergency Dialing
• Blacklist
• Whitelist
• CDRs (Call Details Reports)
• And more

3. Hybrid VoIP Softswitch Solution

The hybrid VoIP Softswitch solution is a softswitch with blended features of class 4 softswitch and class 5 softswitch. It can be used to have a single software to provide both, wholesale and residential VoIP calling services. There are some VoIP experts who can develop a reliable and robust VoIP softswitch with hybrid features.

Key benefits of VoIP Softswitch solution:

• Easy to install and deploy
• Easy to use and manage
• Easy to maintain
• No need for excessive hardware, wires, plug-ins, etc.
• Save money
• Save time
• Integrated billing
• Minute level details
• Easy to scale up
• Reliable, robust and secure
• And more


The VoIP Softswitch solution is one of the best solutions that can be used ITSP and VoIP service providers to provide the best calling services. There are three different types of VoIP softswitch solutions, which can be developed by the expert VoIP developers. As it is a software based solution, it is easy to install, manage and maintain.

Author's Bio: 

David is working in a leading VoIP company that offers VoIP softswitch solution development and many other VoIP solutions such as, Contact Center solution, IP PBX system, IVR Solution, and more. The company has 100s of satisfied clients all across the globe.