单项选择题
A.Static secure MAC address
B.Dynamic secure MAC address
C.Pervasive secure MAC address
D.Sticky secure MAC address
单项选择题 AsanetworkengineeratCertpaper.com，youareresponsibleforCertpapernetwork.WhichwillbenecessarilytakenintoconsiderationwhenimplementingSyslogginginyournetwork？（）
单项选择题 Refer to the exhibit. Based on the VPN connection shown， which statement is true？（）
单项选择题 Forthefollowingitems，whichoneactsasaVPNterminationdeviceandislocatedataprimarynetworklocation？（）