Barracuda Networks NG FIREWALL 5.0.3 Release Notes page 22

Step 2: Generate the Mapping Data
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Step 3: Apply the Mapping Data
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Step 4: Proceed to the Update
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When the update process is finished, please verify if all interfaces are correctly mapped.
In case the linux kernel 2.4 assigned the interfaces in the same order as the linux kernel 2.6 did, the following
message will be generated into the 5.0.x box network activation log:
No difference found between configured and detected MAC to interface mapping
In this case you may disable MAC mapping. This will make the configuration hardware-independent, providing you
with more flexibility in case hardware will be changed somewhen in the future.
Further advice about updating standard hardware is available through the Barracuda Networks support.
22 Release and Migration Notes - Updating Standard Hardware from 4.2.x to 5.0.3
Log-in to the unit via ssh as root and issue the following command:
CreateMACMapping
Running this program multiple times will do no harm.
Copy the output lines of the program beginning with CM and those beginning
with CI to the clipboard.
On standalone units, open the
Admin.
On NG CC-managed units, open the
NG Admin on the respective Barracuda NG Control Center.
Paste the content of the clipboard to
visible in configuration mode).
Advanced
Set to
Use Assignment yes
Click followed by
Send Changes
Upgrade the unit following the standard 5.0.3 upgrade procedure as described
in
Determine Your Update Scenario
Box Network Configuration
Box Network Configuration
Network > Interfaces > MAC Mapping
.
.
Activate
, page 13.
within Barracuda NG
within Barracuda
(only