摘要： $ns use-newtrace ：使用新格式。（语句在$ns_ trace-all $tracefd 之前）new trace格式定义N: Node PropertyI: IP Level Packet InformationH: Next Hop InformationM: MAC Level Packet InformationP: Packet Specific InformationFlag Type Values(r,d,f) s(r,d,f) r Send；r: Receive；d: Drop；f: Forward-t double Time (* For Global Sett 阅读全文

摘要： ACTION: [s|r|D]: s -- sent, r -- received, D -- droppedWHEN: the time when the action happenedWHERE: the node where the action happenedLAYER: AGT -- application, RTR -- routing, LL -- link layer (ARP is done here) IFQ -- outgoing packet queue (between link and mac layer) MAC -- mac, PHY -- physical 阅读全文