contivity 600 issue

[gargoyle]

I´m trying to install two contivitys 600 (branch to branch)one is a central office and the another one is a remote office, I can establishes VPN conection between them, the central can reach all the routes in the network (internal network) but the remote contivity can´t reach routes and don´t refresh rip routes(contivity´s local and remote), I need to reach all the route in my network (internal network).
Somebody can help to solve this problem!!!