Option 1 - One-Site Installation (DC) with Single 3G
At the ATM shall installed one MP1800-35E as IPSec Client. In order for MP1800 to dialup to 3G network, a 3G module need to be inserted.
RM2B-3G-W Single-port 3G card, WCDMA mode, WCDMA HSDPA/UTMS/EDGE/GPRS version
In this setup, 2 MP2900 will be installed at DC side only, and MP1800 will have single 3G and build 2 IPSec VPN to MP2900-1 and MP2900-2 respectively. Detail please referred to diagram below: