Addressing in the Lab Ethernet core: 81.199.108.0/28 instructor systems: 81.199.108.240/28 Team A: 81.199.108.80/28 Team B: 81.199.108.96/28 Team C: 81.199.108.112/28 Team D: 81.199.108.128/28 Team E: 81.199.108.144/28 Team F: 81.199.108.160/28 Team G: 81.199.108.176/28 Team H: 81.199.108.192/28 Team I: 81.199.108.208/28 Team J: 81.199.108.224/28