What happens to manual changes in the file $FWDIR/conf/local.arp when adding Proxy
ARP entries through the GAiA portal or Clish?

A.
Nothing.

B.
If the file $FWDIR/conf/local.arp has been edited manually, you are not able to add Proxy
ARP entries through the GAiA portal or Clish.

C.
They are merged with the new entries added from the GAiA Portal / Clish.

D.
They are overwritten.