CCNA系列認證CCNA(200-120)多項選擇題每日一練(2019.03.13)

來源：考試資料網(wǎng)

1 For what two purposes does the Ethernet protocol use physical addresses? （）

2 What two statistics appear in show frame-relay map output?（）

3 Which two states are the port states when RSTP has converged?（）

4 Which three approaches can be used while migrating from an IPV4 addressing scheme to an IPV6 scheme?（）

5 What are the Popular destinations for syslog messages to be saved? （）