You would like to configure unnumbered VTIs and your environment uses load sharing clustering. Would this clustering technology be supported by your unnumbered VTI’s?
A. No, unnumbered VTIs only support VRRP HA active-passive mode.
B. Yes, unnumbered VTIs only support clustering load sharing.
C. Yes, all HA modes are supported.
D. No, unnumbered VTIs do not support any HA modes.
A
IPSO platform supports unnumbered VTIs in a VRRP HA configuration, active-passive mode only
https://sc1.checkpoint.com/documents/R76/CP_R76_VPN_AdminGuide/13824.htm