Motion Computing LS800 tablet + NAIPS + Telstra 3G
(Chat with Briefing Office on the Sat Phone if all else fails!)
Dr 
PS: Motion Computing LS800 tablet + NAIPS + Telstra 3G + Champagne Flightplanner + Weatherzone make flightplanning and submission of same no more that a 10 min job compared with much, much longer 30+ years ago.