How can I make an outgoing phone call from a soft phone (Sipdroid) using Twilio?
问题 I've set up a SIP domain, so I can forward calls from numbers I bought with Twilio to my soft phone. But I also want to make outgoing calls to PSTN numbers from the soft phone. How can I do this? I suspect it involves an Elastic SIP Trunk, but I can't figure out how to configure it. 回答1: I did it using the PHP helper library without elastic trunking. In the SIP domains settings on your Twilio console you can set a request URL for voice configuration. It seems that when you try to make an