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User Guide

Edit Rules

Last updated: 2024-10-31 23:39:30

Scenarios

On the security group console page, edit and modify the security group rules.

Directions

  1. Log in to the cloud server console.
  2. In the left navigation tree, select "Security Group" to jump to the security group list page. 
  3. On the security group list page, for the row where the security group to be operated on is located, you can jump to the detail page in the following two ways:
    • Click the "Security Group ID" in the list;
    • Click "Edit Rules" in the operations.
  1. In the security group details page, locate the position of the access rules. According to the direction of your own needs, click the "Inbound" or "Outbound" tab.
  1. Click "Edit" at the rule that needs to be edited, and make modifications according to the parameter description.
  1. After confirming that the information is accurate, click the "Save" button. Then the editing operation can be completed.

Parameters

Parameter Description
Source/Target IPv4 IP addresses or CIDR blocks can be filled in according to a specific format. When adding new ones, multiple source or target records can be added in batches.
  • Single IP address: For example, "192.168.1.100".
  • Multiple IP addresses: separated by commas, for example, "192.168.1.100, 192.168.1.200".
  • IP network segment: For example, "192.168.1.0/24".
  • All IP addresses: Select or fill in "0.0.0.0/0".
Protocol Protocol types: Support ALL (all protocols), TCP, UDP, ICMP and other protocols. The default value is TCP.
Port Port range. Only when the protocol type is TCP or UDP, the start port and end port can be set manually.
  • Specified port: For example, if port 22 is specified, the start port is "22", and the end port is not filled or is "22".
  • Port range: For example, for consecutive ports from 80 to 90, the start port is "80" and the end port is "90".
  • All ports: All port ranges corresponding to the protocol type. Select "All".
Policy Allow or deny. In the case of the same priority, the deny policy takes precedence over the allow policy.
Priority The priority can be selected in the range of 1-10, and the priority increases in turn. The default value is 1.
Remarks Customize and briefly describe the rules for easy later management.