Purchase a DID on the Twilio
Before placing or receiving a call, you need to have an active DID or a dozen DID numbers on your Twilio account. If you already have DID numbers on your Twilio account, the below steps are optional.
To purchase a DID on your Twilio account:
Log in to your Twilio console
If you want to buy a number with the SMS feature, please check the options SMS and MMS.
Purchased numbers can be found in the Console under Develop > Phone Numbers > Manage > Active Numbers.
After purchasing the DID, you can follow the below guides to configure the Twilio trunk with PortSIP PBX.
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