How to setup and configure Call Barring in Gamma Horizon
In this guide, we explain everything you need to know about Call Barring in Gamma Horizon office phone system.
Call Barring
You can control Call Barring at either Site Level or User Level. There are seven Call barring options. These are:Ìý
- Allow calls to free phone numbers
- Allow national callsÌý
- Allow international callsÌý
- All chargeable directory services callsÌý
- Allow premium callsÌý
- Allow mobile callsÌý
- Allow 084 callsÌý
- Allow 087 calls
There are two categories that need consideration:Ìý
- When making a call - call barring is applied to any call the user makes directly via their calling device or software, including a consultative transfer.Ìý
- When transferring/diverting a call - call barring that is applied to call when a user attempts to blind transfer a call to an alternative station or a divert attempt due to the call forwarding feature being invoked, a divert on busy for example. The Call barring under this heading does not apply to consultative transfers. Consultative transfers are covered under 'when making a call'.Ìý
You can quickly view what Call bars a user has set up, both on their site and if they are overriding the site settings by using the Horizon Health Check.Ìý
Setup and Manage Site Call BarringÌý
Step 1Ìý
Log into the Gamma Portal and go to Provisioning and Service Management, Hosted, Horizon and Horizon Manage Company.Ìý
Step 2Ìý
Select your account and locate the company you want to set up Site Call Barring for by using the Actions button to select Login to Horizon.Ìý
Step 3Ìý
Select Site Management and then click the Manage button next to the site you want to add or manage Call Barring for.Ìý

Step 4Ìý
Select Call Plan, and this will then load up the available options you have for site call barring. This can be done for making a new call or transferring a call.Ìý
Once you've made your changes, you should click Save.Ìý

Override Site Call Barring for a UserÌý
Step 1Ìý
Log into the Gamma Portal and go to Provisioning and Service Management, Hosted, Horizon and Horizon Manage Company.Ìý
Step 2
ÌýSelect your account and log in to the company you want by using the Actions button to select Login to Horizon.Ìý
Step 3Ìý
Go to Users and List Users and locate the user that you want to override the site call barring for, and then click the Edit button.Ìý
Step 4Ìý
Go to Users and List Users and locate the user that you want to override the site call barring for, and then click the Edit button.Ìý
Select the Call Barring tab, and then you toggle the Override site call plan button. The default options are what the site the user is located on has set up.Ìý

Note: Setting up Site Call Barring and overriding Site Call Barring for a user can only be done by a Company Administrator.