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This article will explain in detail what the security group rules are in the CVM. The content of the article is of high quality, so the editor will share it with you for reference. I hope you will have a certain understanding of the relevant knowledge after reading this article.

The security group of a CVM is a virtual firewall with stateful inspection and packet filtering capabilities, which is used to divide security domains in the cloud. You can filter the inbound traffic of elastic CVM in the group by configuring security group rules.

To configure a security group on a CVM, you only need to log in to the management backend, go to the personal Center-Server Management-Management interface, select more-Security group features, enter the security group name and description, click add, and the security group will be created successfully.

The configuration items supported by adding security group rules are: protocol (TCP/UDP/ICMP), source IP type IP address, source port and destination port, priority and behavior (block or release). A maximum of 500 rules can be added to each security group, and each rule has a priority attribute. The larger the number, the higher the priority. The range of available values is 1-1024.

By deploying CVM security groups, you can achieve private network interconnection and resource copying between different servers in the same region. When the server is controlled by hackers, you can also modify the remote port to restrict login to IP;. In addition, the security group also supports remote connection and management of servers through the public network, and users can access your website through HTTP and HTTPS services.

The security group of the CVM has no technical requirements, no operation on the server, and simple page setup. Meet more requirements and set up flexibly. Provide a variety of commonly used settings templates, one-click disable ping, one-click ban FTP, remote desktop, and so on. It is suitable for elastic cloud in all computer rooms with no regional restrictions.

If there is no clear place, you can consult, well-known established cloud server application service provider, cost-effective! CVM supports temporary expansion of CPU/ memory, flexible increase of bandwidth, and increase of IP on demand, resulting in significant savings in IT costs.

It also supports one-click deployment of load balancer, rapid installation of pagoda panels, and exclusive import of virtual machines, which is easier than simple. Equipped with super website management assistant, provide convenient control panel, support one-click configuration of FTP, IIS, etc., rookies can also play easily.

This is the end of sharing what is the security group rules in the CVM. I hope the above content can be helpful to you and learn more. If you think the article is good, you can share it for more people to see.

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