Calculating the subnet addressing for the lab using the VLSM technique and note all information needed on the topology. 2. Perform Basic Router Configurations all Routers. 3. In each LAN, configure the second usable host address for PC1 and the last usable host address for PC2. 4. Enable routing on R1,R2, R3, R4, R5 and R6 by using the dynamic routing protocol as EIGRP.