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          • Network ACL (V3) - Virtual Private Cloud

            Network ACL (V3) - Virtual Private Cloud

            ACLs GET /v3/{project_id}/vpc/firewalls vpc:firewalls:list Querying the details of a network ACL GET /v3/{project_id}/vpc/firewalls/{firewall_id} vpc:firewalls:get Updating a network ACL PUT /v3/{project_id}/vpc/firewalls/{firewall_id} vpc:firewalls:update Deleting a network ACL DELETE

            Help > Virtual Private Cloud > API Reference > Permissions and Supported Actions > Permissions and Supported Actions of API V3
          • Viewing a VPC Topology - Virtual Private Cloud

            Viewing a VPC Topology - Virtual Private Cloud

            You can also perform the following operations on subnets and ECSs in the topology: Modify or delete a subnet. Add an ECS to a subnet, bind an EIP to the ECS, and change the security group of the ECS. Parent Topic: VPC

            Help > Virtual Private Cloud > User Guide > VPC and Subnet > VPC
          • Security - Virtual Private Cloud

            Security - Virtual Private Cloud

            Why Can't I Delete a Security Group? Can I Change the Security Group of an ECS? How Do I Configure a Security Group for Multi-Channel Protocols? Why Are Some Ports of ECSs Inaccessible?

            Help > Virtual Private Cloud > FAQs
          • Adding or Removing a Secondary IPv4 CIDR Block from a VPC - Virtual Private Cloud

            Adding or Removing a Secondary IPv4 CIDR Block from a VPC - Virtual Private Cloud

            If you want to delete a secondary CIDR block that contains subnets, you need to delete the subnets first. Click OK. Parent Topic: VPC

            Help > Virtual Private Cloud > User Guide > VPC and Subnet > VPC
          • Binding a Virtual IP Address to an Instance or EIP - Virtual Private Cloud

            Binding a Virtual IP Address to an Instance or EIP - Virtual Private Cloud

            To delete an added virtual IP address, perform the following steps: Delete the virtual IP address from the connection of the network interface: nmcli connection modify "<connection-name-of-the-network-interface>" -ipv4.addresses <virtual-IP-address> To delete multiple virtual IP addresses

            Help > Virtual Private Cloud > User Guide > Virtual IP Address
          • VPCs and Subnets - Virtual Private Cloud

            VPCs and Subnets - Virtual Private Cloud

            Why Can't I Delete My VPCs and Subnets? Can I Change the VPC of an ECS? Why Is the ECS IP Address Released After the System Time Is Changed? How Do I Change the DNS Server Addresses of an ECS?

            Help > Virtual Private Cloud > FAQs
          • Managing Network Interfaces - Virtual Private Cloud

            Managing Network Interfaces - Virtual Private Cloud

            If Instance-dependent Deletion is disabled for a network interface, detaching the network interface from its instance will not delete the network interface.

            Help > Virtual Private Cloud > User Guide > Elastic Network Interface and Supplementary Network Interface > Elastic Network Interface
          • VPC Custom Policies - Virtual Private Cloud

            VPC Custom Policies - Virtual Private Cloud

            The following is an example deny policy: { "Version": "1.1", "Statement": [ { "Effect": "Deny", "Action": [ "vpc:vpcs:delete" ] } ] } Example 3: Defining permissions

            Help > Virtual Private Cloud > User Guide > Permissions Management
          • Exporting and Importing Network ACL Rules - Virtual Private Cloud

            Exporting and Importing Network ACL Rules - Virtual Private Cloud

            Importing rules will not delete existing rules. Importing duplicate rules will fail. Default rules cannot be exported. Procedure Go to the network ACL list page. In the network ACL list, locate the target network ACL and click its name. The network ACL summary page is displayed.

            Help > Virtual Private Cloud > User Guide > Access Control > Network ACL > Managing Network ACL Rules
          • Binding or Unbinding an EIP to or from a Supplementary Network Interface - Virtual Private Cloud

            Binding or Unbinding an EIP to or from a Supplementary Network Interface - Virtual Private Cloud

            If you do not need an EIP or want to delete a supplementary network interface, you can unbind the EIP from the interface. Binding a Supplementary Network Interface to an EIP Go to the supplementary network interface list page.

            Help > Virtual Private Cloud > User Guide > Elastic Network Interface and Supplementary Network Interface > Supplementary Network Interfaces
          • VPC Sharing Overview - Virtual Private Cloud

            VPC Sharing Overview - Virtual Private Cloud

            Delete the subnet. Add, modifying, and delete subnet tags. Can assign virtual IP addresses and network interfaces in the subnet. Route table Has all operation permissions on the route table. Cannot create a route table in the VPC that the shared subnet belongs to.

            Help > Virtual Private Cloud > User Guide > VPC Sharing
          • Why Do ECSs Using Private IP Addresses in the Same Subnet Only Support One-Way Communication? - Virtual Private Cloud

            Why Do ECSs Using Private IP Addresses in the Same Subnet Only Support One-Way Communication? - Virtual Private Cloud

            Run the following command to delete the redundant IP address, for example, 192.168.1.40/32, configured for the network interface eth0: ip a del 192.168.1.40/32 dev eth0 Parent topic: Connectivity

            Help > Virtual Private Cloud > FAQs > Connectivity
          • Creating a Security Group - Virtual Private Cloud

            Creating a Security Group - Virtual Private Cloud

            Delete rules. For details about inbound rule parameters, see Table 2. For details about outbound rule parameters, see Table 3. If the source of an inbound rule is set to the current security group, you cannot delete this rule.

            Help > Virtual Private Cloud > User Guide > Access Control > Security Group > Managing a Security Group
          • Status Codes - Virtual Private Cloud

            Status Codes - Virtual Private Cloud

            PUT, and POST operations. 201 Created Specifies the normal response code for the POST operation of the OpenStack Neutron API and API V3. 202 Accepted Specifies the normal response to the pre-check request of the V3 API. 204 No Content Specifies the normal response code for the DELETE

            Help > Virtual Private Cloud > API Reference > Appendix
          • Does a New Security Group Rule or Network ACL Rule Take Effect Immediately for Existing Connections? - Virtual Private Cloud

            Does a New Security Group Rule or Network ACL Rule Take Effect Immediately for Existing Connections? - Virtual Private Cloud

            If you add, modify, or delete a network ACL rule, or associate or disassociate a subnet with or from a network ACL, all the inbound and outbound persistent connections will not be disconnected. New rules will only be applied for the new connections.

            Help > Virtual Private Cloud > FAQs > Security
          • Making an API Request - Virtual Private Cloud

            Making an API Request - Virtual Private Cloud

            DELETE Requests the server to delete specified resources, for example, an object. HEAD Same as GET except that the server must return only the response header. PATCH Requests the server to update partial content of a specified resource.

            Help > Virtual Private Cloud > API Reference > Calling APIs
          • Permissions - Virtual Private Cloud

            Permissions - Virtual Private Cloud

            For example, if you want some software developers in your enterprise to use VPCs but do not want them to delete VPCs or perform any other high-risk operations, you can grant permissions to use VPCs but not permissions to delete them.

            Help > Virtual Private Cloud > Service Overview
          • Route Table - Virtual Private Cloud

            Route Table - Virtual Private Cloud

            You can add routes to, delete routes from, and modify routes in the default route table, but cannot delete the table. When you create a VPN, Cloud Connect, or Direct Connect connection, the default route table automatically delivers a route that cannot be deleted or modified.

            Help > Virtual Private Cloud > Service Overview > Basic Concepts
          • Why Does Communication Fail Between Two ECSs in the Same VPC or Packet Loss Occur When They Communicate? - Virtual Private Cloud

            Why Does Communication Fail Between Two ECSs in the Same VPC or Packet Loss Occur When They Communicate? - Virtual Private Cloud

            In this case, delete the network ACL or enable the network ACL and allow the ICMP traffic. ECS Network Interface Configuration The following procedure uses a Linux ECS as an example. For a Windows ECS, check the firewall restrictions.

            Help > Virtual Private Cloud > FAQs > Connectivity
          • VPC Flow Log - Virtual Private Cloud

            VPC Flow Log - Virtual Private Cloud

            You can create or delete flow logs as required, which does not affect your network performance. Currently, the VPC flow log function is only supported in certain regions. You can go to Function Overview and click VPC Flow Log to view the regions.

            Help > Virtual Private Cloud > User Guide > VPC Flow Log
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