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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.
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.
You can create or delete flow logs as required, which does not affect your network performance. Currently, VPC flow logs are available only in some regions. You can check which regions support this function on the console.
On the Inbound Rules or Outbound Rules tab, you can add, modify, or delete network ACL rules. These rules are associated with the same inbound or outbound policy. Example The following describes how to create network ACL resources.
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.
In the CIDR reservation list, locate the target CIDR reservation and click Delete in the Operation column. A confirmation dialog box is displayed. Confirm the information and click OK.
To modify the destination, run the del command to delete the corresponding route, and then run the add command to add a route. Specifies the operation to perform. Possible values are as follows: add: Adds a route.
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.
Run the following command to delete the default route of the primary network interface: route del -net 0.0.0.0 gw <subnet-gateway-IP-address> dev <network interface-name> The parameters are described as follows: 0.0.0.0: destination IP address, indicating that multiple IP addresses
You can add routes to, delete routes from, and modify routes in the default route table, but cannot delete the table. · Custom route table: If you do not want to use the default route table, you can create a custom route table and associate it with the subnet.
Delete the rules used by the ECS from the original security group Sg-A. For details, see Deleting One or More Security Group Rules. Table 6 lists the rule to be deleted. After the deletion, the rules of security group Sg-A are listed in Table 3.
If you delete these rules, the instances in the security group cannot access external networks.
Delete the default outbound rules that allow all traffic.
You can modify or delete default rules, or add rules. For details about security group rules, see Table 3.
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.
parameters are as follows: for loop: Check whether eth0 or eth1 has obtained an IPv6 address (eth0: 2407:c080:1200:1dd8:1473:49db:22d7:13c7; eth1:2407:c080:1200:1a9c:691e:fffe:7e22:12c4) every second up to 10 times. ip route flush table route-table-name: Running this command will delete
Constraints: Before removing a secondary CIDR block, delete the subnets in the CIDR block first. Range: The value must be the secondary CIDR blocks in the VPC.
Action Access Level Resource Type (*: required) Condition Key Alias Dependencies vpc:ports:update Write port * vpc:SubnetId vpc:PortId vpc:VpcId g:EnterpriseProjectId g:ResourceTag/<tag-key> vpc:vips:update vpc:vips:delete - URI PUT /v3/{project_id}/ports/{port_id}/remove-security-groups
If you no longer need to control certain inbound or outbound traffic, you can delete the corresponding security group rules to simplify the rule configuration.
Action Access Level Resource Type (*: required) Condition Key Alias Dependencies vpc:ports:update Write port * vpc:SubnetId vpc:PortId vpc:VpcId g:EnterpriseProjectId g:ResourceTag/<tag-key> vpc:vips:update vpc:vips:delete - URI PUT /v3/{project_id}/ports/{port_id}/insert-security-groups
