# How do I configure the AVM Gateway 5188 for sipgate trunking?

Below is the relevant information for configuring the AVM Gateway 4588. Open the gateway's web menu.

* Internet Telephony ➔ DDI Account:
* Internet Phone Use: enable
* Internet Telephony Provider: "other providers"
* Internet Phone number: Use your sipgate phone number - replace the first "0" with "44" (E.164 number format)
* Username: your SIP ID
* Password: your SIP password
* Confirm Password: your SIP password
* Registrar: sipconnect.sipgate.co.uk
* Proxy Server: sipconnect.sipgate.co.uk
* STUN-Server: leave blank
* Internet Call Number for the Registration Use: not enabled
* Serial Number: Use your sipgate phone number- replace the first "0" with "44" (E.164 number format)
* Central Phone Extention: can be decided by you
* Length of Extension: sipgate trunking supports 1-3 digit extensions
* Extension: in the "P-Preferred-Identity" format
* DTMF Transmission: Automatic, adjust manually for faults
* CLIR: CLIR via RFC 3325 (ID)
* Do not automatically register provider: not enabled
* Customise number format:
* 00: not enabled
* 0: not enabled
* Suffix for Internet Numbers: leave blank
* Provider supports the international number format: enable

{% hint style="info" %}
**Note:** Outgoing calls will be and must be sent in the E.164 Format Activate internet router port forwarding for VoIP: enabled
{% endhint %}


---

# 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://teamhelp.sipgate.co.uk/integrations-and-connections/hardware-and-software/how-do-i-configure-the-avm-gateway-5188-for-sipgate-trunking.md?ask=<question>
```

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.