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Documentation Index

Fetch the complete documentation index at: https://developers.telnyx.com/llms.txt

Use this file to discover all available pages before exploring further.

Telnyx SIP trunking uses SIP Connections for inbound traffic and authentication, and Outbound Voice Profiles for outbound call routing.

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SIP Connections

SIP connections authenticate traffic with Telnyx SIP proxies and configure inbound call handling.
ComponentDescription
AuthenticationCredentials, IP address, or FQDN-based
AnchorsiteRegional PoP selection for media optimization
Phone numbersAssigned to connection for inbound routing
See Authentication Methods for configuration details.

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Outbound Voice Profiles

Outbound voice profiles control outbound call routing, destinations, and spending limits.
ComponentDescription
SIP ConnectionAssociated connection for outbound calls
Service planAllowed destinations and rate limits
Daily spend limitMaximum daily spend cap

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Network configuration

For SIP signaling addresses, media IP ranges, and port requirements, see sip.telnyx.com.