You can call the DescribeLoadBalancers API to query the created SLB instances.

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Request parameters

Name Type Required? Example value Description
Action String Yes DescribeLoadBalancers

The action to perform. Valid value: DescribeLoadBalancers
RegionId String Yes cn-hangzhou

The region to which the SLB instance belongs.

You can query the region ID by referring to the list of regions and zones or by calling the DescribeRegions API.

Address String No 192.168.0.6

The IP address of the SLB instance

AddressIPVersion String No ipv4

The IP version, which can be set to ipv4 or ipv6.

Note Currently, only Zone E and Zone F in the China (Hangzhou) region, and Zone F and Zone G in the China (Beijing) region are supported by ipv6 instances and the instances must be guaranteed-performance instances.
AddressType String No intranet

The network type of the SLB instances. Valid values: intranet or internet.

InternetChargeType String No paybybandwidth

The billing method of Internet SLB instances. Valid values: paybybandwidth | paybytraffic
LoadBalancerId String No lb-bp1b6c719dfa08exfuca5

The ID of the SLB instance.

You can enter up to 10 IDs. Multiple IDs must be separated by commas.

LoadBalancerName String No abc1

The name of the SLB instance.

You can enter up to 10 names. Multiple names must be separated by commas.

LoadBalancerStatus String No active

The status of the SLB instance.

  • inactive: When an SLB instance is inactive, the listeners of the instance do not distribute traffic.
  • active: After an instance is created, it is in active status by default.
  • locked: The SLB instance is locked.
MasterZoneId String No cn-hangzhou-b

The primary zone ID of the SLB instance

NetworkType String No vpc

The network type of intranet SLB instances. Valid values: vpc | classic.

  • vpc: a VPC-type network
  • classic: a classic network
PageNumber Integer No 1

The page number in the case of paging query

PageSize Integer No 50

The maximum number of entries on a page

PayType String No PayOnDemand

The billing method of SLB instances. Valid values: PayOnDemand | PrePay
ResourceGroupId String No rg-acfmxazb4ph6aiy

The ID of the enterprise resource group

ServerId String No vm-231

The ID of the added backend server (ECS instance)

ServerIntranetAddress String No 10.80.102.20

The intranet address of the added backend server (ECS instance).

You can enter multiple values, and each value must be separated by a comma.

SlaveZoneId String No cn-hangzhou-d

The backup zone ID of the SLB instance.

Currently, the multi-zone feature is not supported for users of Alibaba Cloud’s financial service solutions.

Tags String No {"tagKey":"Key1","tagValue":"Value1"}

The tag list bound to the SLB instance. It is a JSON formatted list and contains TagKey and TagValue pairs.

For each request, the list can contain up to 10 tags.

VSwitchId String No vsw-bp12mw1f8k3jgygk9bmlj

The ID of the VSwitch to which the SLB instance belongs

VpcId String No vpc-bp1aevy8sofi8mh1qc5cm

The ID of the VPC where the SLB instance is created

Response parameters

Name Type Example value Description
LoadBalancers

Array format. A list of SLB instances is returned, as described in the following table.

  └LoadBalancerId String 282b00102ac-cn-east-hangzhou-01

The ID of the SLB instance

  └LoadBalancerName String def

The name of the SLB instance

  └LoadBalancerStatus String active

The status of the SLB instance.

  • inactive: When an SLB instance is inactive, the listeners of the instance do not distribute traffic.
  • active: After an instance is created, it is in active status by default.
  • locked: The SLB instance is locked.
  └Address String 100.98.28.55

The IP address of the SLB instance

  └RegionId String cn-hangzhou

The ID of the region to which the SLB instance belongs

  └RegionIdAlias String cn-hangzhou

The alias of the region to which the SLB instance belongs

  └AddressType String intranet

The network type of the SLB instance

  └VSwitchId String vsw-255ecrwq5

The ID of the VSwitch to which the intranet SLB instance belongs

  └VpcId String vpc-25dvzy9f8

The ID of the VPC where the intranet SLB instance is created

  └NetworkType String vpc

The network type of the intranet SLB instance. Valid values:

  • vpc: a VPC-type network
  • classic: a classic network
  └CreateTime String 2017-08-31T02:49:05Z

The time when the SLB instance is created

  └MasterZoneId String cn-hangzhou-b

The ID of the primary zone

  └SlaveZoneId String cn-hangzhou-d

The ID of the backup zone

  └AddressIPVersion String ipv4

The IP version, which can be set to ipv4 or ipv6.

  └CreateTimeStamp Long 1504147745000

The timestamp at which the SLB instance is created

  └InternetChargeType String paybybandwidth

The billing method of an Internet SLB instance. Valid values:

  • paybytraffic: billed by traffic (default value)
Note If the value of PayType is PrePay, only bandwidth-based billing is supported.
  └PayType String PrePay

The billing method of SLB instances. Valid values: PayOnDemand or PrePay.

  └ResourceGroupId String rg-atstuj3rtoptyui

The ID of the enterprise resource group

PageNumber Integer 1

The page number of the SLB instance list

PageSize Integer 50

The number of entries on the current page

RequestId String 365F4154-92F6-4AE4-92F8-7FF34B540710

The ID of the request

TotalCount Integer 1

The total number of instances that meet the filter conditions

Examples

Request example


http(s)://[Endpoint]/? Action=DescribeLoadBalancers
&RegionId=cn-hangzhou
&<CommonParameters>

Normal response examples

XML format 

<DescribeLoadBalancersResponse>
  <PageNumber>1</PageNumber>
  <TotalCount>1</TotalCount>
  <PageSize>50</PageSize>
  <LoadBalancers>
    <LoadBalancer>
      <CreateTimeStamp>1541679713000</CreateTimeStamp>
      <LoadBalancerName>abc1</LoadBalancerName>
      <RegionIdAlias>cn-hangzhou</RegionIdAlias>
      <ResourceGroupId>rg-acfmxazb4ph6aiy</ResourceGroupId>
      <AddressIPVersion>ipv4</AddressIPVersion>
      <LoadBalancerId>lb-bp1b6c719dfa08exfuca5</LoadBalancerId>
      <VSwitchId>vsw-bp12mw1f8k3jgygk9bmlj</VSwitchId>
      <InternetChargeType>4</InternetChargeType>
      <VpcId>vpc-bp1aevy8sofi8mh1qc5cm</VpcId>
      <SlaveZoneId>cn-hangzhou-d</SlaveZoneId>
      <NetworkType>vpc</NetworkType>
      <MasterZoneId>cn-hangzhou-b</MasterZoneId>
      <CreateTime>2018-11-08T20:21Z</CreateTime>
      <Address>192.168.0.6</Address>
      <RegionId>cn-hangzhou</RegionId>
      <AddressType>intranet</AddressType>
      <PayType>PayOnDemand</PayType>
      <LoadBalancerStatus>active</LoadBalancerStatus>
    </LoadBalancer>
  </LoadBalancers>
  <RequestId>1C7445CB-C21C-4C19-9A3C-65C3190D1944</RequestId>
</DescribeLoadBalancersResponse>

JSON format 

{
	"PageNumber":1,
	"TotalCount":1,
	"PageSize":50,
	"RequestId":"1C7445CB-C21C-4C19-9A3C-65C3190D1944",
	"LoadBalancers":{
		"LoadBalancer":[
			{
				"CreateTimeStamp":1541679713000,
				"LoadBalancerName":"abc1",
				"RegionIdAlias":"cn-hangzhou",
				"ResourceGroupId":"rg-acfmxazb4ph6aiy",
				"AddressIPVersion":"ipv4",
				"LoadBalancerId":"lb-bp1b6c719dfa08exfuca5",
				"VSwitchId":"vsw-bp12mw1f8k3jgygk9bmlj",
				"InternetChargeType":"4",
				"VpcId":"vpc-bp1aevy8sofi8mh1qc5cm",
				"SlaveZoneId":"cn-hangzhou-d",
				"NetworkType":"vpc",
				"MasterZoneId":"cn-hangzhou-b",
				"RegionId":"cn-hangzhou",
				"Address":"192.168.0.6",
				"CreateTime":"2018-11-08T20:21Z",
				"AddressType":"intranet",
				"PayType":"PayOnDemand",
				"LoadBalancerStatus":"active"
			}
		]
	}
}

Error codes

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