https://laughingsquid.com/interface-message-processor-imp-the-first-internet-router/
Interface Message Processor (IMP) - The First Internet Router
Oct 25, 2010 - Steve Jurvetson shot this photo of a Interface Message Processor (IMP) made by BBN, which was as used as a router by APRANET to create one of the first
interface message processorthe firstimpinternetrouter