Deterministic packet marking (DPM) algorithm only requires edge routers to perform packet marking and can trace a large number of attackers simultaneously with only a few packets from each attacker.

• 摘要确定包标记算法只需要边界路由器进行标记，可以对只使用少量包的拒绝服务攻击进行追踪，能同时追踪上千个攻击者，并且易于实现。