# sip-trunking - [Configure your origination SIP Trunk](https://docs.bird.com/connectivity-platform/sip-trunking/configure-your-origination-sip-trunk.md) - [Configure your termination SIP Trunk](https://docs.bird.com/connectivity-platform/sip-trunking/configure-your-termination-sip-trunk.md) - [How to configure SIP Trunks on 3CX](https://docs.bird.com/connectivity-platform/sip-trunking/how-to-configure-sip-trunks-on-3cx.md) - [How to set up an inbound SIP-Trunk](https://docs.bird.com/connectivity-platform/sip-trunking/how-to-set-up-an-inbound-sip-trunk.md) - [How to set up an outbound SIP-Trunk](https://docs.bird.com/connectivity-platform/sip-trunking/how-to-set-up-an-outbound-sip-trunk.md) - [MessageBird IP whitelist for voice calls](https://docs.bird.com/connectivity-platform/sip-trunking/messagebird-ip-whitelist-for-voice-calls.md) - [SIP Server & connection details](https://docs.bird.com/connectivity-platform/sip-trunking/sip-server-and-connection-details.md) - [SIP Trunking with MessageBird](https://docs.bird.com/connectivity-platform/sip-trunking/sip-trunking-with-messagebird.md) - [SIP Trunking](https://docs.bird.com/connectivity-platform/sip-trunking/sip-trunking.md) - [What is a SIP Trunk?](https://docs.bird.com/connectivity-platform/sip-trunking/what-is-a-sip-trunk.md) --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://docs.bird.com/connectivity-platform/sip-trunking.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.