Pepwave 3G/4G MAX BR ENT router & hpe MSR2000 Series

Hi,
I have bought 6 Pepwave 3G/4G MAX BR ENT routers & Hpe MSR2000 series. Now, I want to configure Hpe MSR2000 series Router ( Connected modem ADSL with static IP) with the Pepwave 3G/4G MAX BR ENT routers (connected via 3G/4G network) using the IPsec VPN feature. Is it connected? if it works Ok, pls advise and instructions configure help me.
Thank you!
Quoc Mai,