# Changing a Security Group

#### Scenarios

This section describes how to change the security group of the BMS NIC or associate multiple security groups with the BMS.

When multiple security groups are associated with the BMS, all the security group rules take effect.

#### Procedure

1. Log in to the management console.
2. Under Computing, click Bare Metal Server.

   The BMS console is displayed.

3. Click the name of the target BMS.

   The page showing details of the BMS is displayed.

4. Click the Security Groups tab. Then, click Change Security Group.
5. In the displayed Change Security Group dialog box, select the target security group and click OK.

   To associate multiple security groups with the BMS, select the groups.

#### Result

On the BMS details page, click the Security Groups tab. The security group has been changed, or new security groups are contained in the list.

Parent topic: Security Group