Overview
This document describes how to delete a security group rule that is no longer needed.
Prerequisites
You have confirmed the public or private networks whose access the ECM instance doesn't need to allow/reject.
Directions
1. Log in to the ECM console and select Edge Network > Security Group on the left sidebar. 2. On the Security Group management page, click Modify Rule on the right of the security group rule to be deleted to enter the security group rule page.
3. Use Inbound Rule and Outbound Rule to switch between inbound and outbound security group rules.
4. Find the target rule and click Delete on the right.
You can also select the boxes on the left of multiple rules and click Delete at the top of the page to batch delete them.
5. In the pop-up window, click OK.
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