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Barracuda CloudGen Firewall

This Firmware Version Is End-Of-Support

Documentation for this product is no longer updated. Please see End-of-Support for CloudGen Firewall Firmware for further information on our EoS policy.

How to Create SC Destination NAT Firewall Rules

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To redirect incoming traffic using a specified port to an IP address in another firewall zone, use destination NAT firewall rules. For each rule, you can define the source firewall zone and which TCP and UDP port should be redirected.

In this article:

Create an SC Destination NAT Rule

  1. Go to your Cluster > Cluster Settings > Secure Connector Editor.
  2. Click Lock.
  3. Double-click to edit the device or template.
  4. In the left menu, click Firewall Settings.
  5. (Template only) Enable check box for Source NAT. Any existing source NAT rules on SCs using this template will be overwritten.
  6. Click + to add a Destination NAT Rule. The Destination NAT windows opens.
  7. Enter a Name and click OK.
  8. Configure the destination NAT rule:
    • Source Zone – Select the source firewall zone.
    • IP Address – Enter the target IP address the traffic is redirected to.
    • TCP Ports – Click + and add the TCP ports that are redirected.
    • UDP Ports – Click + and add the UDP ports that are redirected.
    FW_DNAT_01.png
  9. (optional) Enter a Description.
  10. Click OK.
  11. Click OK and Activate.

Delete an SC Destination NAT Rule

  1. Go to your Cluster > Cluster Settings > Secure Connector Editor.
  2. Click Lock.
  3. Double-click to edit the device or template.
  4. In the left menu, click Firewall Settings.
  5. In the Destination NAT list, select the rule you want to delete.
  6. Click delete_icon.png.
  7. Click OK and Activate.
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