What statement best describes the Proxy ARP feature for Manual NAT in R80.10?
A. Automatic proxy ARP configuration can be enabled
B. Translate Destination on Client Side should be configured
C. fw ctl proxy should be configured
D. local.arp file must always be configured
Correct answer is A since question is regarding R80.10.
https://supportcenter.checkpoint.com/supportcenter/portal?eventSubmit_doGoviewsolutiondetails=&solutionid=sk114395
https://checkpoint.engineer/releases/r80-10-automatic-proxy-arp-with-manual-nat-rules/
The SK114395 (R80.10) is relevant for Manual Source NAT only. Manual Dest NAT is not supported (see note in SK)
So when the question is not specifying if it is Src, Dest, or both types of manual NAT, the correct answer must be D.