---
"@context": https://schema.org
"@type": TechArticle
"@id": https://www.twilio.com/docs/api/errors/32400#article
headline: "32400: BYOC Trunk routing failure - failover routing disabled."
url: https://www.twilio.com/docs/api/errors/32400
inLanguage: en
dateModified: 2026-03-11T20:01:16.000Z
author:
  "@type": Organization
  name: Twilio Developer Education Team
publisher:
  "@type": Organization
  name: Twilio
---

# 32400: BYOC Trunk routing failure - failover routing disabled.

Log Type: APPLICATION

Log Level: ERROR

## Description

Call delivery attempt(s) over the specified BYOC Trunk did not succeed. Failover routing was disabled.

### Possible causes

Twilio encountered errors communicating with your SIP communications infrastructure.

### Possible solutions

Look for errors with error code [32011](/docs/api/errors/32011), Error communicating with your SIP communications infrastructure, and follow instructions.