# Enabling SIP-I/SIP-T

To enable SIP-I/SIP-T:

\
1- Select NAPs from the navigation panel

<figure><img src="https://docs.telcobridges.com/w/images/3/3c/EnableSipISipT_0.png" alt=""><figcaption></figcaption></figure>

\
2- Select a SIP NAP from the Network Access Point List

<figure><img src="https://docs.telcobridges.com/w/images/e/e2/EnableSipISipT_1.png" alt=""><figcaption></figcaption></figure>

\
3- Expand SIP-I Parameters

* Set the Enable checkbox.
* Select an ISUP Protocol Variant
* Click Save

<figure><img src="https://docs.telcobridges.com/w/images/0/04/EnableSipISipT_2.png" alt=""><figcaption></figcaption></figure>

<details>

<summary>Northbound Interface<br></summary>

Path

```
/configurations/@[configuration_name]/naps/@[nap_name]
```

Parameters (text)

```
/configurations/@[configuration_name]/naps/@[nap_name]/sip_cfg/sipi_parameters
append_f_to_outgoing_calls = false
call_progress_method       = "183 Call Progress"
content_type               = "itu-t"
enable                     = false
isup_protocol_variant      = "ITU"
```

Parameters (json)

```
{
   "sip_cfg" : {
     "sipi_parameters" : {
      "append_f_to_outgoing_calls" : false,
      "call_progress_method" : "183 Call Progress",
      "content_type" : "itu-t",
      "enable" : false,
      "isup_protocol_variant" : "ITU"
    }
  }
 }
```

</details>

### List of Parameters

* [Enable](/configuration-details/configuration-parameters-all.md#parameter-enable)
* [ISUP Protocol Variant](/configuration-details/configuration-parameters-all.md#parameter-isup-protocol-variant)
* [Content-Type](/configuration-details/configuration-parameters-all.md#parameter-content-type)
* [Call Progress Method](/configuration-details/configuration-parameters-all.md#parameter-call-progress-method)
* [Append F to outgoing calls](/configuration-details/configuration-parameters-all.md#parameter-append-f-to-outgoing-calls)

### Related actions

[SIP-I/SIP-T](/appendices/appendix-a-glossary/glossary-sip/glossary-sip-i-sip-t.md)<br>


---

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