This document outlines the network connections between two sites connected via a WAN link, with each site containing a DSU, router, hub and laptop. Site A has IP addresses 60.1.1.1/255.255.255.252 on its WAN interface and 10.0.1.1/255.255.255.0 on its Ethernet interface. Site B has IP addresses 60.1.1.2/255.255.255.252 and 10.0.2.1/255.255.255.0 respectively, with Laptops A and B each having an IP on their local subnet and a gateway pointing to the connected router.