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Virtual Private Cloud
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Virtual Private Cloud
Virtual Private Cloud
Document
Updates and announcements
What's New
Overview
What is Virtual Private Cloud
Feature
Benefits
Applicable scenarios
Limits
Regions and Availability Zones
Getting Started
Network planning
Quick start
Building an IPv4 VPC
Building an IPv4&IPv6 VPC
User Guide
VPC
Creating a VPC
Viewing VPC details
Enabling/Disabling IPv6
Adding/Deleting a secondary CIDR block
Joining Cloud Enterprise Network
Custom Private DNS
Deleting a Virtual Private Cloud
Shared VPC
Shared VPC Overview
Shared VPC Quick Start
Managing a shared VPC
Subnet
Creating a subnet
Changing a route table
Enabling/Disabling IPv6
Deleting a subnet
Route Table
Route table overview
Creating a route table
Associating/Disassociating a subnet
Associating/disassociating an IPv4 Gateway
Deleting a route table
Route entry
Managing a route entry
Publishing/withdrawing routes in CEN
Subnet route table use cases
Network interface
Network interface overview
Creating a secondary network interface
Attaching/Detaching a secondary network interface
Updating a network interface security group
Configuring a secondary network interface for ECS
Associating/Disassociating an EIP
Configuring source/destination address check
Enabling/Disabling the deletion with ECS instance
Deleting a network interface
IP address
IP address overview
Adding or releasing the private IPv4/IPv6 addresses
Configuring private IPv4 addresses for Elastic Compute Service instances
Configuring a private IPv6 address for ECS
Adding/Removing an IP prefix delegation
Security group
Security group overview
Default Security Group
Common security group VS CIDR-Only security group
Creating a security group
Cloning a security group
Associating/Disassociating a network interface
Deleting a security group
Security group rule
Adding a security group rule
Managing a security group rule
Batch import/export security group rules
Security group use cases
Network Access Control List
Network ACL overview
Creating a Network ACL
Adding/Deleting a Network ACL rule
Associating/Disassociating a subnet
Batch import/export network ACL rules
Deleting a Network ACL
Network Access Control List use cases
Prefix List
Prefix List overview
Creating a prefix list
Modifying max entries
Adding/Deleting a prefix list entry
Deleting a prefix list
HAVIP
High-Availability Virtual IP Address overview
Creating a HAVIP
Associating/Disassociating cloud resources
Deleting a HAVIP
Building a high-availability primary-secondary cluster using HaVip and Keepalived
Flow log
Flow log overview
Flow Log billing instruction
Flow Log Getting started
Creating a flow log
Configuring index
Analyzing a flow log
Editing the sampling interval of the flow log
Starting/Stopping a flow log
Deleting a flow log
Flow log use cases
Traffic Mirror
Traffic Mirror Overview
Traffic Mirror billing
Getting started
Managing Traffic Mirror Session
Managing Traffic Mirror Target
Managing Traffic Mirror Filter
Traffic Mirror analysis example
IPv4 gateway
IPv4 Gateway Overview
Quick Start
Creating an IPv4 Gateway
Associating/Disassociating a VPC
Disabling/Enabling an IPv4 Gateway
Deleting IPv4 Gateway
EIP Cross-Region Disaster Recovery
Project and Tag
Project management
Tag management
IAM
IAM overview
Policy examples
Viewing resource topology
Best Practices
Configuring SNAT server
Access control in VPC
Configuring subnet IPv4 address shortage alert
Using a VPC secondary CIDR block to implement EIP direct
API
API release notes
Overview
API overview
Call method
Request Structure
Common Parameters
Signature Method
Response Example
Public error codes
VPC
CreateVpc - Creating a VPC
ModifyVpcAttributes - Modifying the VPC information
DescribeVpcs - Querying a VPC list
DescribeVpcAttributes - Querying the VPC details
DeleteVpc - Deleting a VPC
AssociateVpcCidrBlock - Adding a secondary CIDR block
DisassociateVpcCidrBlock - Deleting a secondary CIDR block
Subnet
CreateSubnet - Creating a subnet
ModifySubnetAttributes - Modifying the subnet information
DescribeSubnets - Querying a subnet list
DescribeSubnetAttributes - Querying the subnet details
DeleteSubnet - Deleting a subnet
Route Table
CreateRouteTable - Creating a route table
ModifyRouteTableAttributes - Modifying the route table information
DescribeRouteTableList - Querying a route table list
AssociateRouteTable - Attaching a route table
DisassociateRouteTable - Disassociating a route table
DeleteRouteTable - Deleting a route table
CreateRouteEntry - Creating a route entry
DescribeRouteEntryList - Querying a route entry list
ModifyRouteEntry - Modifying a route entry
DeleteRouteEntry - Deleting a route entry
Network interface
CreateNetworkInterface - Creating a network interface
ModifyNetworkInterfaceAttributes - Modifying the network interface information
DescribeNetworkInterfaces - Querying a network interface list
DescribeNetworkInterfaceAttributes - Querying the details of the network interface
AttachNetworkInterface - Attaching a network interface
DetachNetworkInterface - Detaching a secondary network interface
DeleteNetworkInterface - Deleting a network interface
AssignPrivateIpAddresses - Allocating a secondary private IP address
UnassignPrivateIpAddresses - Deleting a secondary private IP address
AssignIpv6Addresses - Allocating the private IPv6 address
UnassignIpv6Addresses - Deleting an IPv6 private IP address
Security Group
CreateSecurityGroup - Creating a security group
ModifySecurityGroupAttributes - Modifying the security group information
DescribeSecurityGroups - Querying a security group list
DeleteSecurityGroup - Deleting a security group
AuthorizeSecurityGroupIngress - Adding an inbound security group rule
AuthorizeSecurityGroupEgress - Adding an outbound security group rule
DescribeSecurityGroupAttributes - Querying the details of security group
ModifySecurityGroupRuleDescriptionsIngress - Modifying the description of inbound security group rules
ModifySecurityGroupRuleDescriptionsEgress - Modifying the description of outbound security group rules
RevokeSecurityGroupIngress - Deleting an inbound security group rule
RevokeSecurityGroupEgress - Deleting an outbound security group rule
Prefix list
CreatePrefixList - Creating a prefix list instance
ModifyPrefixList - Updating a prefix list instance
DescribePrefixLists - Querying the prefix list instance
DescribePrefixListAssociations - Querying the prefix list association
DescribePrefixListEntries - Querying specified prefix list information
DeletePrefixList - Deleting a prefix list instance
HAVIP
CreateHaVip - Creating a high-availability virtual IP
ModifyHaVipAttributes - Modifying a HaVip
DescribeHaVips - Querying a HAVIP
AssociateHaVip - Associating a HaVip
DisassociateHaVip - Disassociating the HaVip
DeleteHaVip - Deleting a HaVip
Flow log
CreateFlowLog - Creating a VPC flow log
ModifyFlowLogAttribute - Modifying a VPC flow log instance
DescribeFlowLogs - Querying a flow log instance
DeleteFlowLog - Deleting a VPC flow log
ActiveFlowLog - Enabling a VPC flow log
DeactiveFlowLog - Disabling a VPC flow log
Network ACL
CreateNetworkAcl - Creating a Network ACL
ModifyNetworkAclAttributes - Modifying Network ACL information
DescribeNetworkAcls - Querying a network ACL list
DescribeNetworkAclAttributes - Querying Network ACL details
UpdateNetworkAclEntries - Updating an outbound/inbound ACL rule
AssociateNetworkAcl - Network ACL associated resources
DisassociateNetworkAcl - Disassociating resources from Network ACL
DeleteNetworkAcl - Deleting a Network ACL
Traffic mirror target
CreateTrafficMirrorTarget - Creating a traffic mirror target
ModifyTrafficMirrorTargetAttributes - Updating a traffic mirror target
DescribeTrafficMirrorTargets - Querying a traffic mirror target
DeleteTrafficMirrorTarget - Deleting a traffic mirror target
CreateTrafficMirrorFilter - Creating a filter instance
ModifyTrafficMirrorFilterAttributes - Updating a mirror filter attribute
DescribeTrafficMirrorFilters - Querying a mirror filter list
ModifyTrafficMirrorFilterRuleAttributes - Updating the filter rule attribute
DeleteTrafficMirrorFilter - Deleting a filter instance
CreateTrafficMirrorFilterRule - Creating a filter rule instance
DeleteTrafficMirrorFilterRule - Deleting a filter rule instance
ModifyTrafficMirrorSessionAttributes - Updating a traffic mirror session attribute
CreateTrafficMirrorSession - Creating a mirror session instance
DescribeTrafficMirrorSessions - Querying a mirror session list
DeleteTrafficMirrorSession - Deleting a traffic mirror session instance
IPv4 Gateway
CreateIpv4Gateway - Creating an IPv4 gateway instance
DeleteIpv4Gateway - Deleting an IPv4 gateway instance
DescribeIpv4Gateways - Querying an IPv4 gateway instance list
ModifyIpv4Gateway - Editing an IPv4 Gateway instance
AttachIpv4Gateway - Attaching an IPv4 gateway instance
DetachIpv4Gateway - Disassociating an IPv4 gateway
EnableIpv4Gateway - Enabling an IPv4 Gateway instance
DisableIpv4Gateway - Disabling an IPv4 gateway instance
Tag
TagResources - Adding a custom tag
UntagResources - Detaching a user tag
ListTagsForResources - Querying the tag list
Billing
SDK reference
VPC SDK overview
Viewing an SDK sample code
FAQ
Virtual Private Cloud FAQ
Subnet FAQ
Network Interface FAQ
Route Table FAQ
Security Group FAQ
Network ACL FAQ
High-Availability Virtual IP Address FAQ
Flow Log FAQ
API FAQ
Documentation
Virtual Private Cloud
User Guide
Network Access Control List
Adding/Deleting a Network ACL rule
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Network Access Control List
Adding/Deleting a Network ACL rule
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Adding/Deleting a Network ACL rule
Last updated: 2026.05.19 14:59:47