Cisco CCIE Routing and Switching Written Set 2

You administer the network shown above. No VLANs are configured on any of the switches.
Which of the following switches is the root bridge for the network? (Select the best answer.)

You administer the EIGRP network shown above. RouterB is configured to send only a summary route to RouterE. RouterC is configured as a stub router.
The link between RouterA and RouterB fails.
Which of the following routers will send a query to RouterF? (Select the best answer.)

You are configuring a serial link on one of your company's routers. You want to enable encapsulation for the link and ensure that your configuration will support either asynchronous or synchronous communications. You also want to configure authentication for the link, and you want to use the most secure authentication mechanism available for the link.
Which of the following commands should you use to accomplish your goal? (Select the best answer.)

You use PPP on your Cisco router to allow users to access the network remotely. Which of the following protocols can you use for authentication? (Select 2 choices.)

Which device or devices receive packets destined for FF02::5? (Select the best answer.)

Which of the following must you do to enable OSPFv3 to function on an interface? (Select 3 choices.)

Which of the following must you do before IP source guard can be used on a switch port? (Select 2 choices.)

You have enabled CEF and have issued the ip verify unicast source reachable via rx command to enable uRPF in strict mode on a router. A TCP packet with a source address of 10.11.12.1 arrives on the router's FastEthernet0/1 interface. A route to 10.11.12.1 exists in the FIB, but the path through the FastEthernet0/1 interface is not the best path to the source.
Which of the following will occur? (Select the best answer.)

Which of the following types of authentication is configured with the isis password command? (Select the best answer.)
 

RouterA and RouterB are connected routers.
You issue the show runningconfig command on RouterA and receive the following partial output:
router isis
net 49.1741.0000.0000.000a.00
You issue the show runningconfig command on RouterB and receive the following partial output:
router isis
net 48.1741.0000.0000.000b.00
Neither the ist-ype command nor the isis circuit-type command has been issued on either router.
Which of the following output would you expect to see after issuing the show clns neighbors command on RouterA? (Select the best answer.)