Problem connecting rv042 to 2 rv042

hallo.

i have establish a vpn tunnel (gw to gw) between 2 locations with static ip and works fine.
Both sides uses RV042. Now i want to add a new rv042 to another location with static ip to work with my exist vpn tunnel that i have made.



rv042 (static ip)+++++++rv042 (static ip)
+
+
+
+
rv042 (static ip)

Are there any suggestions how i can archive this.I am trying to establish the connection with the second gw and i can do it.