- That issue is 'perimeter-centric' and will 'ONLY" depends on which protocols (ipv4 or ipv6) you are currently using on the perimeter. ipv6 is the sucessor of ipv4. If you no longer need ipv4; the you are on a modern track.
M.
-- Let everything happen to you
Beauty and terror
Just keep going
No feeling is final
Reiner Maria Rilke (1899)