### Question:
IpOverEthernetAddressData { public void setMacAddress(String macAddress) { this.macAddress = macAddress; }  String getMacAddress(); void setMacAddress(String macAddress); List<IpAddresses> getIpAddresses(); void setIpAddresses(List<IpAddresses> ipAddresses);  }### Answer:
@Test public void setMacAddress() { ipOverEthernetAddressData.setMacAddress("4e:86:9f:62:c1:bf"); }