So either your SIP credentials are wrong (auth ID or password) or you are trying to send a wrong number or wrong number format. Your provider should be able to tell you which of this is causing the issue so you can adjust your settings.yes got the green point and the provider is number people the error is unauthorized/invite
Contact your provider and ask them what the issue is and what they expect to see before making any changes to the PBX.Your provider should be able to tell you which of this is causing the issue so you can adjust your settings.
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