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Server Load Balancer
Product Introduction
What is Server Load Balancer?
Architecture
Features
High availability of SLB
Scenarios
Terms
Pricing
Billing method
Overdue instructions
Monitoring data and billing data
Quick Start (New Console)
Tutorial overview
Before you begin
Create an SLB instance
Configure an SLB instance
Resolve a domain name
Delete an SLB instance
User Guide
Server Load Balancer instance
SLB instance overview
Network traffic flow
Create an SLB instance
Create an IPv6 instance
Start or stop an SLB instance
Bind an EIP
Release an SLB instance
Manage tags
Renew an expiring instance
Change the instance specification
Manage idle instances
Listeners
Listener overview
Add a TCP listener
Add a UDP listener
Add an HTTP listener
Add an HTTPS listener
Manage TLS security policies
Manage a domain name extension
Configure redirecting HTTP requests to HTTPS
Health check
Health check overview
Disable the health check function
Configure health checks
Backend servers
Backend server overview
Manage a default server group
Manage a VServer group
Manage an active/standby server group
Add private IP addresses of ENIs to backend servers
Certificate management
Certificate requirements
Create a certificate
Generate a CA certificate
Convert the certificate format
Replace a certificate
Log management
View operation logs
Manage health check logs
Authorize a RAM user to use access logs
Configure access logs
Access control
Configure an access control list
Configure access control
Migrate to the new access control
Monitoring
View monitoring data
Configure alarm rules
API Inspector
Multiple-zone deployment
Achieve cross-region load balancing through Global Traffic Manager
Anti-DDoS Basic
Developer Guide
API overview
Call SLB APIs
Common parameters
Obtain an Access Key
RAM authentication
Server Load Balancer (SLB) instances
CreateLoadBalancer
DeleteLoadBalancer
SetLoadBalancerStatus
SetLoadBalancerName
DescribeLoadBalancers
DescribeLoadBalancerAttribute
DescribeRegions
DescribeZones
ModifyLoadBalancerInstanceSpec
UDP listeners
CreateLoadBalancerUDPListener
SetLoadBalancerUDPListenerAttribute
DescribeLoadBalancerUDPListenerAttribute
TCP listeners
CreateLoadBalancerTCPListener
DescribeLoadBalancerTCPListenerAttribute
SetLoadBalancerTCPListenerAttribute
HTTP listeners
CreateLoadBalancerHTTPListener
DescribeLoadBalancerHTTPListenerAttribute
SetLoadBalancerHTTPListenerAttribute
HTTPS listeners
CreateLoadBalancerHTTPSListener
DescribeLoadBalancerHTTPSListenerAttribute
SetLoadBalancerHTTPSListenerAttribute
Listeners
StartLoadBalancerListener
StopLoadBalancerListener
DeleteLoadBalancerListener
Backend servers
AddBackendServers
RemoveBackendServers
SetBackendServers
DescribeHealthStatus
VServer groups
CreateVServerGroup
SetVServerGroupAttribute
AddVServerGroupBackendServers
RemoveVServerGroupBackendServers
ModifyVServerGroupBackendServers
DeleteVServerGroup
DescribeVServerGroups
DescribeVServerGroupAttribute
Active/standby server groups
CreateMasterSlaveServerGroup
DeleteMasterSlaveServerGroup
DescribeMasterSlaveServerGroupAttribute
DescribeMasterSlaveServerGroups
Server certificates
UploadServerCertificate
DeleteServerCertificate
DescribeServerCertificates
SetServerCertificateName
UploadCACertificate
DeleteCACertificate
DescribeCACertificates
SetCACertificateName
Domain name extensions (Beta)
CreateDomainExtension
DeleteDomainExtension
DescribeDomainExtensions
SetDomainExtensionAttribute
Quota query
DescribeAvailableResource
Tags
AddTags
DescribeTags
RemoveTags
Forwarding rules
CreateRules
DeleteRules
SetRule
DescribeRuleAttribute
DescribeRules
Access control
CreateAccessControlList
DeleteAccessControlList
DescribeAccessControlLists
DescribeAccessControlListAttribute
SetAccessControlListAttribute
AddAccessControlListEntry
RemoveAccessControlListEntry
Access control (old version)
AddListenerWhiteListItem
DescribeListenerAccessControlAttribute
RemoveListenerWhiteListItem
SetListenerAccessControlStatus
Limits
Limits
Peak bandwidths in different regions
Manage quotas
FAQ
Why am I unable to access the SLB instance?
Why is the traffic among my ECS instances unevenly distributed?
Obtain real client IP addresses
What can I do if health checks generate an excessive number of logs?
What can I do if my ECS instance is declared unhealthy after I enable health checks for Server Load Balancer?
How do I troubleshoot health check exceptions of a Layer-4 (TCP/UDP) listener?
Troubleshoot a health check exception of a Layer-7 listener (HTTP/HTTPS)
How do I perform a stress test?
How do I troubleshoot HTTP 5xx errors?
Billing FAQ
SLB instance FAQ
Guaranteed-performance instance FAQs
Server Load Balancer FAQs
Backend server FAQs
Health check FAQ
HTTPS and HTTP listener FAQs
WS and WSS support FAQs
Tutorials
Add an HTTPS listener (one-way authentication)
Add an HTTPS listener (mutual authentication)
Redirect HTTP to HTTPS
Configure a multi-domain-name HTTPS website on an SLB instance
Traffic forwarding based on domain names or URLs
Use access logs to rapidly locate abnormal backend servers
View traffic usage
Specify an IP address for an SLB instance with OpenAPI Explorer
General Reference
Guidelines for the use of documentation
Alibaba Cloud documentation
Instructions for open source documentation
Open-Source Documentation Code of Conduct
Editing Open-Source Documentation
Alibaba Cloud console
Regions and zones
Service limits
Best practice of primary account security
Create an AccessKey
ICP Filing
Glossary
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This Product
This Product
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Server Load Balancer
Server Load Balancer
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Product Introduction
Download PDF
What is Server Load Balancer?
Architecture
Features
High availability of SLB
Scenarios
Terms
Show more
Show less
Pricing
Download PDF
Billing method
Overdue instructions
Monitoring data and billing data
Show more
Show less
Quick Start (New Console)
Download PDF
Tutorial overview
Before you begin
Create an SLB instance
Configure an SLB instance
Resolve a domain name
Delete an SLB instance
Show more
Show less
User Guide
Download PDF
Server Load Balancer instance
Listeners
Health check
Backend servers
Certificate management
Log management
Access control
Monitoring
API Inspector
Multiple-zone deployment
Achieve cross-region load balancing through Global Traffic Manager
Anti-DDoS Basic
Show more
Show less
Developer Guide
Download PDF
API overview
Call SLB APIs
Common parameters
Obtain an Access Key
RAM authentication
Server Load Balancer (SLB) instances
UDP listeners
TCP listeners
HTTP listeners
HTTPS listeners
Listeners
Backend servers
VServer groups
Active/standby server groups
Server certificates
Domain name extensions (Beta)
Quota query
Tags
Forwarding rules
Access control
Access control (old version)
Show more
Show less
Limits
Download PDF
Limits
Peak bandwidths in different regions
Manage quotas
Show more
Show less
FAQ
Download PDF
Why am I unable to access the SLB instance?
Why is the traffic among my ECS instances unevenly distributed?
Obtain real client IP addresses
What can I do if health checks generate an excessive number of logs?
What can I do if my ECS instance is declared unhealthy after I enable health checks for Server Load Balancer?
How do I troubleshoot health check exceptions of a Layer-4 (TCP/UDP) listener?
Troubleshoot a health check exception of a Layer-7 listener (HTTP/HTTPS)
How do I perform a stress test?
How do I troubleshoot HTTP 5xx errors?
Billing FAQ
SLB instance FAQ
Guaranteed-performance instance FAQs
Server Load Balancer FAQs
Backend server FAQs
Health check FAQ
HTTPS and HTTP listener FAQs
WS and WSS support FAQs
Show more
Show less
Tutorials
Download PDF
Add an HTTPS listener (one-way authentication)
Add an HTTPS listener (mutual authentication)
Redirect HTTP to HTTPS
Configure a multi-domain-name HTTPS website on an SLB instance
Traffic forwarding based on domain names or URLs
Use access logs to rapidly locate abnormal backend servers
View traffic usage
Specify an IP address for an SLB instance with OpenAPI Explorer
Show more
Show less
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Free Trial