Suppose the lab instructs you to use for most of your addresses. They will likely tell you to use certain addresses in some places, and let you pick other addresses yourself. Record all the addresses quickly in a hand-drawn chart similar to the one below for easy reference and to prevent overlaps: | Suppose the lab instructs you to use 16 for most of your addresses. They will likely tell you to use certain addresses in some places and let you pick other addresses yourself. Record all the addresses quickly in a hand-drawn chart similar to the one below for easy reference and to prevent overlaps 0 32 64 96 128 160 192 224 256 ---------1---------1----------1---------1---------1----------1---------1----------1 Then below the line probably at an angle you can write in the IP address the router and interface. For example where the arrow is located you might write 24 R1 loopback 0 Do this for all addresses given to keep track of .