---
page_type: error
code: 32219
message: "32219: SIP: Redirect failed"
level: ERROR
product: Elastic SIP Trunking
---

## Description

Twilio could not process the SIP 30x response from your SIP server.

### Possible Causes

- Max redirect limit reached.
- Redirection is not allowed in the call to the registered SIP endpoint.
- Redirect target in the Contact header of the SIP 30x response is not a valid SIP URI.
- Redirect target is a private IP address.
- Redirect target is a Twilio domain such as \*.sip.twilio.com or \*.pstn.twilio.com.
- Redirect target is an IP in a deny list.

### Possible Solutions

Review the Possible Causes and update the redirect target as needed.