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Network Load Balancer NLBOperation GuideInstanceCreate and manage network load balancing instances

Instance

Create and Manage NLB Instances

NLB is a load balancing service specifically for the fourth layer, which can distribute TCP/UDP requests from clients to backend service nodes. This article introduces how to create an NLB product instance.

Create Instance

  1. Log in to the NLB console.
  2. On the instance list page, click Create Load Balancer.
  3. On the NLB purchase page, complete the following configuration:
ConfigurationDescriptionMandatory
RegionSelect the region to which the instance belongsYes
Protocol VersionIPv4: Indicates that the NLB instance only supports client access using IPv4 address.Yes
Associated VPCSelect the VPC to which the instance belongsYes
Associated SubnetSelect the subnet to which the instance belongsYes
Public Elastic IPYou can choose to create a public elastic IP with the current instance, or you can choose not to choose an elastic IP, and you can purchase and bind the elastic IP after creating the instance.No
Instance NameEnter a custom instance nameYes
Business GroupSelect the business group to which the NLB belongsNo
Billing InformationSelect the payment method, and check product billing for detailsYes
  1. Click Purchase Now and follow the console prompts to complete the creation of the instance.
  2. Return to the Instance List page, and select the corresponding region to see the newly created instance.

Modify Instance Names and Remarks

Modifying the instance name can help you better manage your instances.

  1. Log in to the NLB console.
  2. On the top menu bar, select the region to which the instance belongs.
  3. On the instance list page, select the instance you want to modify, click the edit icon at the instance name.
  1. In the modify pop-up window, modify the resource name and remarks, and then click Confirm.

Bind Elastic IPs

  1. Log in to the NLB console.
  2. On the top menu bar, select the region to which the instance belongs.
  3. On the NLB List page, find the target instance, and then select Bind Elastic IP in the Operation column.
  1. In the Bind Elastic IP pop-up window, select the EIP you need to bind, and then click Confirm.

Change Business Groups

A business group can help you classify your load balancer instances, such as by business, use, etc.

  1. Log in to the NLB console.
  2. On the top menu bar, select the region to which the instance belongs.
  3. On the NLB List page, find the target instance, and then select Edit UGroup in the Operation column.
  1. If you need to change the business group in batches, you can check the options on the left side of the page.
  2. In the Edit UGroup dialog box, select the target business group, and then click Confirm.
  3. A load balancer instance can only be bound to one business group.

Delete Instances

You can delete any load balancer instances you no longer need, to avoid extra bills.

  1. Log in to the NLB console.
  2. On the top menu bar, select the region to which the instance belongs.
  3. On the NLB Instance page, find the target instance, and then select Delete in the Operation column.
  1. In the Delete Instance pop-up window, click Confirm.
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