ns3::CsmaNetDevice and ns3::PointToPointNetDevice coexist
OSPF requires that IP addresses are assigned to all devices
OSPF requires that IP addresses are assigned to all devices
assignDummyAddress and removeAllAddresses were implemented
enable DceQuaggaOspfdTest
nCsmaNetDevices was renamed to nPorts, without setter and getter
enableAsciiTrace moved to implementation file
ns3::CsmaNetDevice is added not in DoInitialize but inNotifyConstructionCompleted
assignAddresses takes ns3::Ptr<ns3::CsmaNetDevice>
another assignAddress also takes ns3::Ptr<ns3::CsmaNetDevice>
new attribute willAssignDummyAddtess controls whether default dummy IP address is given during NotifyConstructionCompleted