CCIE系列認證CCIE 415Q單項選擇題每日一練(2019.01.10)

來源：考試資料網(wǎng)

1 For the following ports， which port is on every bridge in a Spanning Tree Protocol IEEE 802.1w network except the root bridge？（）

2 For a router connected to two ISPs for redundancy， using IPSLA and static routing， how would you configure uRPF on the uplink interface？（）

3 Which switch port error is an indication of duplex mismatches on 10/100/1000 IEEE 802.3u Gigabit Ethernet ports？（）

4 panning Tree Protocol calculates path cost based on which of these？（）

5 Which statement is correct in reference to IPv6 multicast？（）