Help Center/ Domain Name Service/ API Reference/ APIs/ Endpoint Management/ Binding an IP Address to an Endpoint
Updated on 2025-08-07 GMT+08:00

Binding an IP Address to an Endpoint

Function

This API is used to bind an IP address to an endpoint.

Calling Method

For details, see Calling APIs.

URI

POST /v2.1/endpoints/{endpoint_id}/ipaddresses

Table 1 Path Parameters

Parameter

Mandatory

Type

Description

endpoint_id

Yes

String

Endpoint ID

Request Parameters

Table 2 Request header parameters

Parameter

Mandatory

Type

Description

X-Auth-Token

Yes

String

Definition

The user token.

The token can be obtained by calling an IAM API. The value of X-Subject-Token in the response header is the user token.

For details about how to obtain a user token, seeObtaining a User Token.

Constraints

N/A

Range

N/A

Default Value

N/A

Table 3 Request body parameters

Parameter

Mandatory

Type

Description

ipaddress

Yes

IpaddressInfo object

IP address to be bound

Table 4 IpaddressInfo

Parameter

Mandatory

Type

Description

subnet_id

Yes

String

Subnet ID

ip

No

String

Custom IP address, which must fall into the subnet

Response Parameters

Status code: 202

Table 5 Response body parameters

Parameter

Type

Description

endpoint

EndpointResp object

Endpoint

Table 6 EndpointResp

Parameter

Type

Description

id

String

Endpoint ID, which is a UUID used to identify the endpoint

name

String

Endpoint name

direction

String

Endpoint direction.

The value can be:

  • inbound: indicates an inbound endpoint.

  • outbound: indicates an outbound endpoint.

status

String

Resource status. The value can be PENDING_CREATE, ACTIVE, PENDING_DELETE, or ERROR.

vpc_id

String

ID of the VPC to which the endpoint belongs.

ipaddress_count

Integer

Number of IP addresses of the endpoint

resolver_rule_count

Integer

Number of endpoint rules in the endpoint

This parameter is returned only for outbound endpoints.

create_time

String

The creation time.

Format: yyyy-MM-dd'T'HH:mm:ss.SSS

update_time

String

The update time.

Format: yyyy-MM-dd'T'HH:mm:ss.SSS

Status code: 400

Table 7 Response body parameters

Parameter

Type

Description

code

String

Definition

Error code

Range

N/A

message

String

Definition

Error description

Range

N/A

Status code: 500

Table 8 Response body parameters

Parameter

Type

Description

code

String

Definition

Error code

Range

N/A

message

String

Definition

Error description

Range

N/A

Example Requests

Binding an IP address to an endpoint

POST https://{endpoint}/v2.1/endpoints/{endpoint_id}/ipaddresses

{
  "ipaddress" : {
    "ip" : "",
    "subnet_id" : "3ee6107e-4188-4c4d-b453-80d6b9a147d5"
  }
}

Example Responses

Status code: 202

Request accepted

{
  "endpoint" : {
    "id" : "ff80808169bf16c70169bf1d02270000",
    "name" : "poi-666",
    "direction" : "inbound",
    "status" : "PENDING_CREATE",
    "vpc_id" : null,
    "ipaddress_count" : 0,
    "resolver_rule_count" : 0,
    "create_time" : "2019-03-27T12:25:43.181",
    "update_time" : "2019-03-27T12:25:43.181"
  }
}

SDK Sample Code

The SDK sample code is as follows.

Binding an IP address to an endpoint

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package com.huaweicloud.sdk.test;

import com.huaweicloud.sdk.core.auth.ICredential;
import com.huaweicloud.sdk.core.auth.BasicCredentials;
import com.huaweicloud.sdk.core.exception.ConnectionException;
import com.huaweicloud.sdk.core.exception.RequestTimeoutException;
import com.huaweicloud.sdk.core.exception.ServiceResponseException;
import com.huaweicloud.sdk.dns.v2.region.DnsRegion;
import com.huaweicloud.sdk.dns.v2.*;
import com.huaweicloud.sdk.dns.v2.model.*;


public class AssociateEndpointIpaddressSolution {

    public static void main(String[] args) {
        // The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security.
        // In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment
        String ak = System.getenv("CLOUD_SDK_AK");
        String sk = System.getenv("CLOUD_SDK_SK");

        ICredential auth = new BasicCredentials()
                .withAk(ak)
                .withSk(sk);

        DnsClient client = DnsClient.newBuilder()
                .withCredential(auth)
                .withRegion(DnsRegion.valueOf("<YOUR REGION>"))
                .build();
        AssociateEndpointIpaddressRequest request = new AssociateEndpointIpaddressRequest();
        request.withEndpointId("{endpoint_id}");
        Ipaddresses body = new Ipaddresses();
        IpaddressInfo ipaddressbody = new IpaddressInfo();
        ipaddressbody.withSubnetId("3ee6107e-4188-4c4d-b453-80d6b9a147d5")
            .withIp("");
        body.withIpaddress(ipaddressbody);
        request.withBody(body);
        try {
            AssociateEndpointIpaddressResponse response = client.associateEndpointIpaddress(request);
            System.out.println(response.toString());
        } catch (ConnectionException e) {
            e.printStackTrace();
        } catch (RequestTimeoutException e) {
            e.printStackTrace();
        } catch (ServiceResponseException e) {
            e.printStackTrace();
            System.out.println(e.getHttpStatusCode());
            System.out.println(e.getRequestId());
            System.out.println(e.getErrorCode());
            System.out.println(e.getErrorMsg());
        }
    }
}

Binding an IP address to an endpoint

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# coding: utf-8

import os
from huaweicloudsdkcore.auth.credentials import BasicCredentials
from huaweicloudsdkdns.v2.region.dns_region import DnsRegion
from huaweicloudsdkcore.exceptions import exceptions
from huaweicloudsdkdns.v2 import *

if __name__ == "__main__":
    # The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security.
    # In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment
    ak = os.environ["CLOUD_SDK_AK"]
    sk = os.environ["CLOUD_SDK_SK"]

    credentials = BasicCredentials(ak, sk)

    client = DnsClient.new_builder() \
        .with_credentials(credentials) \
        .with_region(DnsRegion.value_of("<YOUR REGION>")) \
        .build()

    try:
        request = AssociateEndpointIpaddressRequest()
        request.endpoint_id = "{endpoint_id}"
        ipaddressbody = IpaddressInfo(
            subnet_id="3ee6107e-4188-4c4d-b453-80d6b9a147d5",
            ip=""
        )
        request.body = Ipaddresses(
            ipaddress=ipaddressbody
        )
        response = client.associate_endpoint_ipaddress(request)
        print(response)
    except exceptions.ClientRequestException as e:
        print(e.status_code)
        print(e.request_id)
        print(e.error_code)
        print(e.error_msg)

Binding an IP address to an endpoint

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package main

import (
	"fmt"
	"github.com/huaweicloud/huaweicloud-sdk-go-v3/core/auth/basic"
    dns "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/dns/v2"
	"github.com/huaweicloud/huaweicloud-sdk-go-v3/services/dns/v2/model"
    region "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/dns/v2/region"
)

func main() {
    // The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security.
    // In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment
    ak := os.Getenv("CLOUD_SDK_AK")
    sk := os.Getenv("CLOUD_SDK_SK")

    auth := basic.NewCredentialsBuilder().
        WithAk(ak).
        WithSk(sk).
        Build()

    client := dns.NewDnsClient(
        dns.DnsClientBuilder().
            WithRegion(region.ValueOf("<YOUR REGION>")).
            WithCredential(auth).
            Build())

    request := &model.AssociateEndpointIpaddressRequest{}
	request.EndpointId = "{endpoint_id}"
	ipIpaddress:= ""
	ipaddressbody := &model.IpaddressInfo{
		SubnetId: "3ee6107e-4188-4c4d-b453-80d6b9a147d5",
		Ip: &ipIpaddress,
	}
	request.Body = &model.Ipaddresses{
		Ipaddress: ipaddressbody,
	}
	response, err := client.AssociateEndpointIpaddress(request)
	if err == nil {
        fmt.Printf("%+v\n", response)
    } else {
        fmt.Println(err)
    }
}

For SDK sample code of more programming languages, see the Sample Code tab in API Explorer. SDK sample code can be automatically generated.

Status Codes

Status Code

Description

202

Request accepted

400

Error response

500

Error response

Error Codes

See Error Codes.