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Connect your own SIP trunk to place or receive calls without going through Twilio.
Route outbound calls through your own SIP trunk instead of a purchased number.
1

Open SIP settings

In the dashboard, open the SIP number settings.
2

Enter your trunk details

Enter your SIP username, SIP password, and SIP URI.
3

Set dial prefix rules, if needed

Configure dial prefix rules if your trunk requires specific number formatting for outbound calls.
4

Save

Save your SIP configuration so it’s available as an outbound calling option.
Place a test outbound call after saving your SIP configuration to confirm your trunk is set up correctly before relying on it for real calls.

Next step

Create a campaign to connect the SIP line to a Published inbound agent.