Hi All!   I'm in the process of rolling out one of the MX SD-WAN Routers and realized that unlike my Cisco ISR4321 I cannot add a cellular profiles to the device. We use cellular profiles on our exsting ISR4321 stack so if the site fails onto a 4G Card we still remain within the same private MPLS circuit as our fixed wan line.   I'm wondering if anybody has a workaround for this? I've seen rumours that you can use a USB dongle to get around this?   Context as to why I can't simply use a public internet connection - this MX Router will be deployed in a Banking environment in Australia so when I say "oh we'll use public internet" half the risk committee breathe into paper bags. ... View more