NAC’s（Network Access Control）role is to restrict network access to only compliant endpoints and （66） users．However, NAC is not a complete LAN（67）solution;additional proactive and（68）security measures must be implemented．Nevis is the first and only comprehensive LAN security solution that combines deep security processing of every packet at 100Gbps, ensuring a high level of security plus application availability and performance．Nevis integrates NAC as the first line of LAN security （69）In addition to NAC，enterprises need to implement role-based network access control as well as critical proactive security measures-real-time,multilevel （70）inspection and microsecond threat containment．

70（）

A．port

B．connection

C．threat

D．insurance

根据《国家电网公司施工项目部标准化工作手册330kV及以上变电工程分册》要求，在发生质量事故后，施工项目部及时填报（）。

A.工程安全，质量事故处理方案报审表

B.“处理方案报审表”，“处理结果报验表”

C.工程质量问题处理单

D.工程安全，质量事故处理结果报验表