> For a complete documentation index, fetch https://docs.voximplant.ai/llms.txt

# Network options

## Docs

- [Phone Numbers & PSTN](https://docs.voximplant.ai/getting-started/network-options/phone-numbers-pstn.md): Use PSTN numbers for inbound entry points and outbound caller ID
- [SIP](https://docs.voximplant.ai/getting-started/network-options/sip.md): Connect SIP PBX and SIP Trunking flows to Voximplant Voice AI scenarios
- [WhatsApp](https://docs.voximplant.ai/getting-started/network-options/whatsapp.md): Connect WhatsApp Business calling to Voximplant scenarios
- [Web & Mobile](https://docs.voximplant.ai/getting-started/network-options/web-mobile.md): Use Voximplant users and SDKs for browser and mobile app calling