---
title: "Update a trunk"
method: PUT
path: "/api/v1/Account/{auth_id}/trunks/{trunk_id}"
tags: ["Trunks"]
---

# Update a trunk

`PUT /api/v1/Account/{auth_id}/trunks/{trunk_id}`

Update a SIP trunk's name, configuration, or status.

## Path parameters

- `auth_id` string, required
- `trunk_id` string, required

## Request body

- object — All fields are optional — send only what you want to change. Does not accept `username`/`password` (rotate credentials via the credentials subresource endpoint).
  - `name` string
  - `trunk_direction` 'inbound' | 'outbound' — Direction of the trunk — `inbound` or `outbound` only.
  - `trunk_status` 'enabled' | 'disabled'
  - `secure` boolean
  - `trunk_domain` string
  - `transport` 'udp' | 'tcp' | 'tls'
  - `inbound_destination` string
  - `description` string
  - `concurrent_calls_limit` integer
  - `cps_limit` integer
  - `credential_uuid` string
  - `ipacl_uuid` string
  - `primary_uri_uuid` string
  - `fallback_uri_uuid` string
  - `recording` boolean
  - `enable_transcription` boolean
  - `pii_redaction` boolean
  - `pii_entity_types` string
  - `webhook_url` string — Customer webhook for call-admission events (`CallInitiated` / `Hangup`). Public http/https URL; SSRF-validated. See [Trunk Webhooks](/trunks/webhook).
  - `webhook_method` 'POST' | 'GET'
  - `recording_webhook_enabled` boolean

## Response `200`

Trunk updated

- object
  - `trunk_id` string, required
  - `account_id` string, required
  - `name` string, required
  - `trunk_domain` string, required
  - `trunk_status` string, required
  - `secure` boolean, required
  - `trunk_direction` string, required
  - `concurrent_calls_limit` integer, required
  - `cps_limit` integer, required
  - `description` string, required
  - `transport` string, required
  - `recording` boolean, required
  - `enable_transcription` boolean, required
  - `pii_redaction` boolean, required
  - `webhook_method` string, required
  - `recording_webhook_enabled` boolean, required
  - `created_at` string, required
  - `updated_at` string, required

---

[API](https://skmtc.dev/vobiz/apis/vobiz-api.md) · [All operations](https://skmtc.dev/vobiz/apis/vobiz-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/vobiz/vobiz-api/revisions/863f08cd6737/schema)