How many FCIP tunnels do Cisco and EMC support per G/E port?

A.
Cisco currently supports 3 FCIP tunnels per G/E port but EMC currently supports 1 FCIP tunnel per G/E port

B.
Cisco currently supports 3 FCIP tunnels per G/E port but EMC currently supports 2 FCIP tunnels per G/E port

C.
Cisco currently supports 2 FCIP tunnels per G/E port but EMC currently supports 1 FCIP tunnel per G/E port

D.
Cisco currently support 2 FCIP tunnels per G/E port but EMC currently supports 2 FCIP tunnels per G/E port