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Knowledge Hub

What is the PSTN Switch Off?
In December 2025, the Public Switch Telephone Network (PSTN) will be switched off.
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Say Hello to Gamma Collaborate
The new softphone application from Gamma.
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Gamma Horizon Personal Portal
How to Use the Gamma Horizon Personal Portal
Watch our video guide to learn everything you need to know about the Gamma Horizon personal portal.
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Gamma Horizon Softphone App on Mobile and Desktop
What is a Softphone?
Discover the benefits of moving your business to softphone applications.
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Hybrid Working
Our IT Recommendations for Hybrid Working
From softphones to Microsoft Teams - find out how to get the most from hybrid working.
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What Are the Benefits of a VoIP Telephone System?
If your business hasn’t upgraded, now is the time.
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