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NSX-T : DNAT configuration

  • Configuration of DNAT in NSX-T to access Tenant VM from Internet.
  • Login to NSX Manager and select “Networking” from Top Menu.
  • Select the NAT sub menu under Network Services from the left Hand side.
  • Select Gateway(Tier-1) on which the NAT rule need to be applied.
  • Click on “ADD NAT RULE” from the right hand side Menu.
  • Now fill the mandatory fields to create DNAT.
  • Provide Name, Action, Source IP-any / Destination IP – “Public IP” / Translated IP – “Overlay IP” for DNAT.
  • Click Save.
  • Below are the steps for Configuration of DNAT from VCD(vCloud Director) to access Tenant VM from Internet.
  • Login to VCD tenant as org admin.
  • Go to “Networking” Menu Click “Edge Gateways” sub Menu.
  • Select the Edge Gateway on which DNAT need to be configured.
  • Now click on “NAT” under “Services” Menu on the left hand side.
  • Click “NEW“.
  • Provide the name for NAT rule.
  • NAT Action as DNAT.
  • External IP would be Public IP.
  • Internal IP would be Tenant VM ip.
  • To make the rule active, leave the State to default.
  • You may optionally modify rest of the options as per the need or leave it to default.
  • Now click “SAVE”.
  • DNAT rule is now created successfully.