Should i Use Dual-Stack to Get Connection from This IPv6 to IPv4??

[azlinazri93]

HI~~

I'm need professional advise...

Should I use Dual-Stack??
and what command should I use at the (R1)router to ping ipv4 PC from ipv6 PC??
or got another else way to use??

I'm newbie and Need Some Advice about this thnx...
:-)