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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.
Run the following command to delete the default route of the primary NIC: route del -net 0.0.0.0 gw Subnet-gateway-IP-address dev NIC-name The parameters are described as follows: 0.0.0.0: destination IP address, indicating that multiple IP addresses are matched.
If you delete these rules, the instances in the security group cannot access external networks.
Why Can't I Delete a Security Group? Can I Change the Security Group of an ECS?
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.
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.
Before removing a secondary CIDR block, delete the subnets in the CIDR block first. Response Parameters Status code: 200 Table 4 Response body parameters Parameter Type Description request_id String Request ID. vpc Vpc object Response body of removing a secondary CIDR block.
Delete the original 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.
Set the value to be the same as that in the preceding configurations. ip route flush table route table name: Running this command will delete existing routes in the specified route table. This prevents new routes from being affected.
Why Is My VPC Still Being Billed After It Was Deleted? Symptom As shown in Figure 1, you deleted all VPCs under your account. However, there are still bills for VPC. Figure 1 VPC list Reasons In the Billing Center, on the By service type tab, click Virtual Private Cloud (VPC), and
