Drop Packet - NAT Remap: Obtained invalid translated source from original offset
03/26/2020 13 13287
Unable to register the Firewall:
After you have logged on the firewall, in the section System | Status on the right side of the page in Security Services once clicked on "update your registration" and you have entered the correct credentials should be displayed a blank page and / or it ask to register again.
Navigate to System | Diagnostics | Check Network Settings click on "Server and then on Test All Selected":
The License Manager test should fail.
On CMD run the command “nslookup licensemanager.SonicWall.com”
If you are not able to resolve the IP address please refer:
UTM: How to use "DNS Name Lookup" diagnostic tool to resolve Name Servers (With video tutorial) (SW6008)
If you are able to resolve the IP address run a Packet Capture.
If the drop code is NAT Remap: Obtained invalid translated source from original offset follow the instruction below:
NOTE: Based on the Firmware Version the Drop code can be different: Drop code 508,503,404,237...
- Check the NAT policies on Network | NAT
- Search if there is a an auto added NAT policy for the IPv6 stating source as all interface IP and translated source as all X1:V6 management
Please see below:
- Disable the NAT policy.
- Now you should be able to register the Appliance.