**UPDATE 15:20PM**

After performing some changes on core equipment Gamma have seen a significant uplift in the number of handsets successfully registering from approximately 14:50. The issue is ongoing and a number of customers remain affected, Gamma are continuing to work on the incident as a priority. On newly registered handsets Gamma have had a small number or reports of one way audio, or no audio, which they are also investigating as a priority.  

Once again, we apologise for the inconvenience caused.

UPDATE 14:13PM

Gamma have now taken further action with their technology partner to further stabilise the Horizon service. Gamma have also increased performance on the Horizon portal, which should increase availability of the portal for customers during the incident.

We apologise for the ongoing disruption to service.

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UPDATE 13:31PM

Gamma are still monitoring a slow but positive recovery of Horizon services following the earlier work. They are now taking some additional measures with their technology partner to expedite the recovery.

Whilst the recovery is underway, customers may still experience partial or no service on the Horizon platform currently.

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UPDATE 12:23PM

We are continuing to see some intermittent issues across the Gamma Horizon base who are continuing to work on full restore as a priority. 

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UPDATE 11:30AM

Engineering teams are continuing to work with Gamma whilst they replicate the earlier work to ensure full stability.
A further update will be issued shortly. We apologise for the ongoing impact to service, this incident is being managed as our highest priority.

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UPDATE 10:15AM

We are currently aware of an intermittent network fault which is affecting our VoIP Horizon systems:

• Busy lamp fields keys are disappearing from customers handsets.

• Customers are experiencing handset call registration failures.

• Issues logging into Horizon / TW Cloud

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At present we are unsure how quickly this will be resolved, but the Gamma network is currently investigating this as a high priority.

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We apologies for the inconvenience caused, further updates will follow as we are made aware of them.

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