NODE1_NAME=node1
NODE1_MAC=52:54:00:a1:9c:ae

NODE2_NAME=node2
NODE2_MAC=52:54:00:b2:2f:86

NODE3_NAME=node3
NODE3_MAC=52:54:00:c3:61:77

NODE4_NAME=node4
NODE4_MAC=52:54:00:d7:99:c7