An IS-IS router is adjacent to and passing traffic with a neighbor. You perform a show is interface detail command and notice that for some interfaces you have a circuit type of 3. Which IS-IS level（s） is enabled on these interfaces？（）
第1题：
A. router isis network 192.168.1.0 0.0.0.255
B. router isis network 192.168.1.0 255.255.255.0
C. interface atm 6/0.33 ip address 192.168.1.1 255.255.255.0 router isis
D. interface atm 6/0.33 ip address 192.168.1.1 255.255.255.0 ip router isis
第2题：
Which two are default preference values for both internal and external IS-IS Level 2 routes on a Juniper Networks router?（）
第3题：
An IS-IS router is adjacent to and passing traffic with a neighbor. You perform a show isis interface detail command and notice that for some interfaces you have a circuit type of 3. Which IS-IS level(s) is enabled on these interfaces?（）
A. Level 1 only
B. Level 2 only
C. Level 1 and Level 2
D. Level 3 only
第4题：
路由器使用Router-ID生成IS-IS进程NET地址的益处有（）。
第5题：
Which three components are part of the Network Entity Title (NET) on an IS-IS router?（）
第6题：
ATT （Attached ）bit needs to be set in the link state PDUs in an IS-IS level-1-2 router to indicate that theyare a potential exit point out of the area.（）
第7题：
You have a Level 1-only router （Router A） in IS-IS area 49.0001. How does Router A learn how to get to IP prefixed in other areas？（）
第8题：
A. Extended IS reachability
B. Extended IP reachability
C. Traffic engineering opaque
D. Traffic engineering router ID
E. Extended MPLS reachability
第9题：
Which two are default preference values for both internal and external IS-IS Level 2 routes on a Juniper Networks router？（）
第10题：
By default, an L1/L2 IS-IS router advertises what remote area routes into a Level 1 area?（）