VPN Tunnel Sharing can be configured with any of the options below, EXCEPT One:

A. Gateway-based

B. Subnet-based

C. IP range based

D. Host-based

Explanation:

VPN Tunnel Sharing provides interoperability and scalability by controlling the number of VPN tunnels created between peer Security Gateways. There are three available settings:

One VPN tunnel per each pair of hosts

One VPN tunnel per subnet pair

One VPN tunnel per Security Gateway pair

Reference: https://sc1.checkpoint.com/documents/R77/CP_R77_VPN_AdminGuide/14018.htm