How to create a firewall rule
How to create a firewall rule
Prerequisites to this guide:
Login to your Copaco VMware Cloud portal
Go to Networking => Edges => Click on the edge
Click on Services
Click on Firewall
Click on the + to add a new rule. You can hide the automatically created system rules by clicking on Show only user-defined rules
Click on the newly created rule
Rename the Rule by dubbel clicking on the New Rule and choose a new one
Under Source and Destination you can enter an IP address or clicking on the "+" to choose a Virtual Network
Adding by IP-address:Click on IP and enter an IP-address, this can be a single private/public IP address a subnet or an IP range
Option 1: Single IP address
Option 2: /28 CIDR Subnet:
Option 3: IP range:
Under Service you can Allow ANY service or add a specific protocol and destiantion port
In this example we will add TC port 3389 for Remote Desktop
Click under Service on "+"
Protocol: Choose TCP
Source Port: Leave this to any
Destination Port: Enter 3389
Click on KEEPUnder Action you can choose to Accept or Deny the connection
Click on the drop down icon and choose the desired Action
You can enable logging on this firewall by checking Enable logging
Click on Save changes in Top right corner
EXAMPLE 1: Allow Remote Desktop connection
Allow incoming port 4416 to Virtual Machine on Remote Desktop port 3389 (default)
The Firewall rule then looks like this:
Important, the service source port must be ANY:
To only allow the client Office to connect to this VM, set the source to the external IP-address of the client office:
Also a NAT rule is needed to translate the 4416 to 3389, in the next article there is also an example.
Now you can continue with this article:
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