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Getting Started with CLB

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Deploying Nginx on CentOS

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Deploy certificate to CLB (mutual authentication)

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Best Practices for Configuring Load Balancing Monitoring Alerts

Implementing HA Across Multiple AZs

Load Balancing Algorithm Selection and Weight Configuration Examples

Configuring WAF protection for CLB listening domain names

Configure IAP to authenticate web access to the CLB domain and path

Configure IAP to authenticate programmatic access to CLB's domain and path

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Load Balancer HTTPS Service Performance Test

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Glossary

Adjusting Instance Public Network Configurations

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Last updated: 2026-03-26 11:31:57

You can adjust the bandwidth or the billing mode of public network CLB instances as needed in real time.
Restrictions
IPv4 CLB instances: network configuration adjustment is only supported for bill-by-IP accounts but not for bill-by-CVM accounts.
IPv6 CLB instances: network configuration adjustment is supported for both bill-by-IP and bill-by-CVM accounts.
For more information on checking your account type, please refer to Checking Account Type.
Bandwidth Cap
Instance Billing Mode
Network Billing Mode
Bandwidth Cap Range (in Mbps)
Pay-as-you-go
Bill-by-bandwidth (hourly)
0 - 2048 (inclusive)
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Bill-by-traffic
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Bandwidth package
Note: 
 If you need to set a higher bandwidth cap, please submit a ticket or contact your Tencent Cloud sales rep.
Adjusting Bandwidth
1. Log in to the CLB console.
2. On the Instance Management page, select a region, and click More -> Adjust Bandwidth on the right of a public network CLB instance.
3. In the dialog box, set the bandwidth cap and click Submit.
Changing Billing Mode
1. Log in to the CLB console.
2. On the Instance Management page, select a region, click More on the right of a public network CLB instance and continue to adjust the network billing mode.
Instance Billing Mode
Network Billing Mode
Adjustment
Pay-as-you-go
Bill-by-bandwidth (hourly)
Add IP to a bandwidth package: instance billing mode remains the same; network billing mode is switched to using a bandwidth package; each instance can have its billing mode switched once only.
﻿
Bill-by-traffic
Switch to yearly/monthly subscription: instance billing mode is switched to yearly/monthly subscription; network billing mode is switched to bill-by-bandwidth (monthly); each instance can have its billing mode switched once only.
Add IP to a bandwidth package: instance billing mode remains the same; network billing mode is switched to using a bandwidth package; each instance has unlimited chances for switching billing modes.
﻿
Bandwidth package
Remove IP from bandwidth package: instance billing mode remains the same; network billing mode is switched to bill-by-traffic; each instance has unlimited chances for switching billing modes.
3. Click Submit in the pop-up dialog box.

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Cloud Load Balancer

Adjusting Instance Public Network Configurations

Restrictions

Bandwidth Cap

Adjusting Bandwidth

Changing Billing Mode

Help and Support

Instance Billing Mode	Network Billing Mode	Bandwidth Cap Range (in Mbps)
Pay-as-you-go	Bill-by-bandwidth (hourly)	0 - 2048 (inclusive)
			Bill-by-traffic
			Bandwidth package

Instance Billing Mode	Network Billing Mode	Adjustment
Pay-as-you-go	Bill-by-bandwidth (hourly)	Add IP to a bandwidth package: instance billing mode remains the same; network billing mode is switched to using a bandwidth package; each instance can have its billing mode switched once only.
		Bill-by-traffic	Switch to yearly/monthly subscription: instance billing mode is switched to yearly/monthly subscription; network billing mode is switched to bill-by-bandwidth (monthly); each instance can have its billing mode switched once only. Add IP to a bandwidth package: instance billing mode remains the same; network billing mode is switched to using a bandwidth package; each instance has unlimited chances for switching billing modes.
		Bandwidth package	Remove IP from bandwidth package: instance billing mode remains the same; network billing mode is switched to bill-by-traffic; each instance has unlimited chances for switching billing modes.