## Dictionaries Zuordnungen ##

IP_DEVICE = {"172.16.1.1" : "e5101", "172.16.1.2" : "e5102", "172.16.1.3" : "e5103"}
DEVICE_MAC = {"e5101" : "00:00:00:00:00:01", "e5102" : "00:00:00:00:00:02", "e5103" : "00:00:00:00:00:03"}

print(IP_DEVICE["172.16.1.1"])
print(MAC_DEVICE["e5101"])

print(MAC_DEVICE[IP_DEVICE["172.16.1.1"]])