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Disconnect the security group from the port

Disconnect the security group from the port

carefully

Traffic that was allowed by the group rules will be denied. Active sessions that were set by the group rules will be interrupted on the port.

If you disable all security groups from a port, traffic on the port will be completely blocked.

Control panel
OpenStack CLI

В control panels from the top menu, press Products and select Cloud servers.
Go to the section Security groups.
Open the page of the group you want to disable → tab Ports.
On the port line, click .
If the group was the only group on the port, enter the group name to confirm disconnection.
Click Disconnect.

Open the OpenStack CLI.
Disconnect the security group from the port:
```
openstack port unset \
  --security-group <security-group> \
  <port>
```
Specify:
- <security_group> — ID or security group name, can be viewed using the command openstack security group list;
- <port> — Port ID, can be viewed with the command openstack port list. The list of ports to which the group is assigned can be viewed in the control panels: from the top menu, press Products → Cloud servers → Security groups → security group page → tab Ports.
Optional: disable all security groups assigned to the port:
```
openstack port set \
  --no-security-group \
  <port>
```
Specify <port> — Port ID, can be viewed with the command openstack port list.