---
title: "Update business line port assignment"
method: PUT
path: "/v2/partition/{partitionId}/account/{accountId}/business-line/{businessLineId}/port-assignment"
tags: ["Business Line"]
---

# Update business line port assignment

`PUT /v2/partition/{partitionId}/account/{accountId}/business-line/{businessLineId}/port-assignment`

## Request

- Base URL: `https://api.alianza.com`
- URL: `https://api.alianza.com/v2/partition/{partitionId}/account/{accountId}/business-line/{businessLineId}/port-assignment`
- Auth: API key in header `X-AUTH-TOKEN`

Use to update the physical port assignment specifications for a business line

## Path parameters

- `accountId` string, required
- `businessLineId` string, required
- `partitionId` string, required

## Request body

- PortAssignment
  - `businessLineId` string, uuid
  - `macAddress` string
  - `portNumber` integer
  - `deviceTypeId` string, required
  - `faxEnabled` boolean

## Response `200`

Successful operation

- PortAssignment
  - `businessLineId` string, uuid
  - `macAddress` string
  - `portNumber` integer
  - `deviceTypeId` string, required
  - `faxEnabled` boolean

## Other responses

- `400`: Invalid request
- `401`: Unauthorized
- `404`: Not found

---

[API](https://skmtc.dev/alianza/apis/alianza-public-api.md) - [All operations](https://skmtc.dev/alianza/apis/alianza-public-api/llms.txt) - [OpenAPI document](https://skmtc.dev/alianza/apis/alianza-public-api/revisions/cb514a0728ed?raw)