# SIP Trunks

Link carrier infrastructure to Hello Alex for enterprise telephony workflows. Browse 1 guide in the Hello Alex documentation.

Canonical HTML: https://docs.helloalex.ai/sip-trunks

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## SIP Trunks guides

Link carrier infrastructure to Hello Alex for enterprise telephony workflows.

- [SIP Trunks Overview](/article/sip-trunks-overview) — Configure carrier trunks, auth, and DID routing for inbound and outbound calls.

## Related documentation

- [SIP Trunks Overview](/article/sip-trunks-overview) — Configure carrier trunks, auth, and DID routing for inbound and outbound calls.