# Querying Information About a Specified BMS NIC (Native OpenStack API)

#### Function

This API is used to query information about a specified BMS NIC based on the NIC ID.

#### URI

GET /v2.1/{project_id}/servers/{server_id}/os-interface/{id}

Table 1 lists the parameters.

Table 1 Parameter description
Parameter | Mandatory | Description
--- | --- | ---
project_id | Yes | Specifies the project ID. For how to obtain the project ID, see Obtaining Required Information.
server_id | Yes | Specifies the BMS ID. You can obtain the BMS ID from the BMS console or using the Querying BMSs (Native OpenStack API) API.
id | Yes | Specifies the ID of the NIC. You can obtain the NIC ID from the NICs tab page on the BMS details page or by calling the Querying Information About BMS NICs (Native OpenStack API) API. (The NIC ID is the value of port_id).

#### Request

- Request parameters

  None

- Example request

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      GET https://{ECS Endpoint}/v2.1/c685484a8cc2416b97260938705deb65/servers/95bf2490-5428-432c-ad9b-5e3406f869dd/os-interface/ce531f90-199f-48c0-816c-13e38010b442

#### Response

- Response parameters

  Parameter | Type | Description
  --- | --- | ---
  interfaceAttachment | Object | Specifies information about the specified BMS NIC. For details, see Table 2.

  Table 2 interfaceAttachment field data structure description
  Parameter | Type | Description
  --- | --- | ---
  port_state | String | Specifies the status of the NIC port. The value can be ACTIVE, BUILD, or DOWN.
  fixed_ips | Array of objects | Specifies the IP addresses of NICs. For details, see Table 3.
  net_id | String | Specifies the ID of the subnet (network_id) to which the NIC ports belong.
  port_id | String | Specifies the ID of the NIC port.
  mac_addr | String | Specifies the MAC address of the NIC.

  Table 3 fixed_ips field data structure description
  Parameter | Type | Description
  --- | --- | ---
  subnet_id | String | Specifies the ID of the subnet (subnet_id) corresponding to the private IP address of the NIC.
  ip_address | String | Specifies the NIC IP address.

- Example response

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      {
          "interfaceAttachment": {
              "port_state": "ACTIVE",
              "fixed_ips": [
      {
                      "subnet_id": "f8a6e8f8-c2ec-497c-9f23-da9616de54ef",
                      "ip_address": "192.168.1.3"
                          }
                  ],
              "net_id": "3cb9bc59-5699-4588-a4b1-b87f96708bc6",
              "port_id": "ce531f90-199f-48c0-816c-13e38010b442",
              "mac_addr": "fa:16:3e:4c:2c:30"
                          }
                          }

#### Returned Values

Normal values

Returned Values | Description
--- | ---
200 | The request has been successfully processed.

For details about other returned values, see Status Codes.

#### Error Codes

See Error Codes.

Parent topic: BMS NIC Management