Cisco Expressway SFTP API

openapi: 3.1.0
info:
  title: Cisco Expressway Configuration Admin Account SFTP API
  description: RESTful API for configuring and managing Cisco Expressway systems including zones, search rules, transforms,
    DNS servers, NTP servers, SFTP configuration, system upgrades, and admin account management. The API uses JSON Schema
    version 4 for request and response schemas and is self-documented via RAML definitions available at /api/raml on the Expressway
    system. All endpoints require HTTPS and HTTP Basic Authentication using Expressway administrator credentials.
  version: 14.2.0
  contact:
    name: Cisco TAC
    email: tac@cisco.com
    url: https://www.cisco.com/c/en/us/support/unified-communications/expressway-series/tsd-products-support-series-home.html
  license:
    name: Cisco EULA
    url: https://www.cisco.com/c/en/us/about/legal/cloud-and-software/end_user_license_agreement.html
  x-logo:
    url: https://www.cisco.com/c/dam/en/us/products/collateral/unified-communications/expressway-series/datasheet-c78-733751.jpg
  x-provenance:
    method: derived
    authored_by: API Evangelist
    derived_on: '2026-08-19'
    first_party: false
    provider_published: false
    source: Modelled from the provider's public HTML documentation.
    note: 'Not published by the provider. Probed 2026-08-19: no anonymously fetchable first-party contract. Served by each
      customer''s own Expressway appliance; no central spec.'
servers:
- url: https://{host}/api
  description: Cisco Expressway server
  variables:
    host:
      default: expressway.example.com
      description: The FQDN or IP address of the Cisco Expressway node. The API is only accessible via HTTPS.
security:
- basicAuth: []
tags:
- name: SFTP
  description: SFTP configuration for system upgrades
paths:
  /v1/provisioning/common/sftpconfig:
    get:
      operationId: getSftpConfig
      summary: Cisco Expressway Retrieve SFTP configuration
      description: Returns the current SFTP configuration used for system upgrades including the SFTP server address, port,
        path, and credentials.
      tags:
      - SFTP
      responses:
        '200':
          description: SFTP configuration retrieved successfully
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/SftpConfig'
        '401':
          $ref: '#/components/responses/Unauthorized'
        '403':
          $ref: '#/components/responses/Forbidden'
    put:
      operationId: updateSftpConfig
      summary: Cisco Expressway Update SFTP configuration
      description: Updates the SFTP configuration for system upgrades. Configure the server address, credentials, and file
        path to the upgrade image.
      tags:
      - SFTP
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/SftpConfigInput'
      responses:
        '200':
          description: SFTP configuration updated successfully
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/SftpConfig'
        '400':
          $ref: '#/components/responses/BadRequest'
        '401':
          $ref: '#/components/responses/Unauthorized'
        '403':
          $ref: '#/components/responses/Forbidden'
components:
  responses:
    BadRequest:
      description: The request body contains invalid data or missing required fields.
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
    Unauthorized:
      description: Authentication credentials are missing or invalid. The API requires HTTP Basic Authentication with administrator
        credentials over HTTPS.
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
    Forbidden:
      description: The authenticated user does not have sufficient permissions for this operation.
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
  schemas:
    SftpConfigInput:
      type: object
      description: Input for configuring SFTP upgrade settings
      properties:
        ServerAddress:
          type: string
          description: SFTP server address (hostname or IP)
        Port:
          type: integer
          description: SFTP server port
          default: 22
        Username:
          type: string
          description: Username for SFTP authentication
        Password:
          type: string
          format: password
          description: Password for SFTP authentication
        FilePath:
          type: string
          description: Path to the upgrade image file on the SFTP server
      required:
      - ServerAddress
      - Username
      - Password
      - FilePath
    SftpConfig:
      type: object
      description: SFTP configuration for system upgrades
      properties:
        ServerAddress:
          type: string
          description: SFTP server address (hostname or IP)
          examples:
          - sftp.example.com
        Port:
          type: integer
          description: SFTP server port
          default: 22
        Username:
          type: string
          description: Username for SFTP authentication
        FilePath:
          type: string
          description: Path to the upgrade image file on the SFTP server
          examples:
          - /upgrades/expressway-x14.2.tar.gz
    Error:
      type: object
      description: Standard error response from the Expressway API
      properties:
        error:
          type: string
          description: Error code or type
        message:
          type: string
          description: Human-readable error description
  securitySchemes:
    basicAuth:
      type: http
      scheme: basic
      description: HTTP Basic Authentication using Expressway administrator credentials. The API is only accessible via HTTPS.
externalDocs:
  description: Cisco Expressway REST API Summary Guide (X14.2)
  url: https://www.cisco.com/c/en/us/td/docs/voice_ip_comm/expressway/admin_guide/X14-2/rest-api/exwy_b_cisco-expressway-rest-api-summary-guide--x142/exwy_m_using-the-expressway-rest-api.html