CCIE系列認(rèn)證CCIE(350-018)單項選擇題每日一練(2019.05.12)

來源：考試資料網(wǎng)

1 Which two steps does a receiver perform to validate a message using HMAC？（）

2 Which algorithms did TKIP add to the 802.11 specification？（）

3 What are two key characteristics of VTP？（）

4 When configuring IOS firewall （CBAC） operations on Cisco routers， the "inspection rule" could be applied at which two locations？（）

5 Select thebest answer to this qestion. ASA/PIX Active/Active failover can be used toload-balance：（）