JN0-304
单选题Routers A and B are connected with a point-to-point OC-3 interface. Each routers OC-3 interface is configured for both Level 1 and Level 2. The routers are configured in different areas. How many IS-IS adjacencies exist between the two routers?（）A 0B 1
题目
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相似问题和答案
第1题：
A. An Adjacency is formed.
B. No IS-IS PDUs are sent.
C. An Adjacency does not form.
D. An Adjacency forms but traffic is not forwarded.
第2题：
A. Routers maintain a single link-state database per area.
B. Routers maintain a separate Level 1 link-state database.
C. Routers maintain a separate Level 2 link-state database.
D. Routers maintain a single Level 1 link-state database across multiple areas.
第3题：
Routers A and B are connected with a point-to-point OC-3 interface. Each router‘s OC-3 interface is configured for both Level 1 and Level 2. The routers are configured in the same area.How many IS-IS adjacencies exist between the two routers?（）
A.0
B.1
C.2
D.3
第4题：
How do routers in an IS-IS Level-1 domain exit to reach other Level-1 （L1） domains？（）
- A、Level-1（L1） routers use default routes announced by Level-2（L2） routers in Level-1（L1） domain
- B、Level-1 routers use default routes installed based on ATT bit （Attach Bit） in announcements from Level-1-2（L1/L2） router
- C、Level-1 routers use specific routes， for other Level-1 domain， announced by Level-1-2（L1/L2） by route-leaking feature of Cisco IOS
- D、Level-1 routers use specific routes， for other Level-1 domain， announced by Level-2（L2） by route-leaking feature of Cisco IOS
正确答案:B,C
第5题：
The relevant configuration files for the TestKing1 and TestKing2 routers are displayed below:With due consideration to the command outputs, which of the following reasons would you attribute the connectivity problem between the two routers?（）
A. The authentication needs to be changed to PAP for both routers.
B. The serial IP addresses of routers are not on the same subnet.
C. The username/password combination is incorrectly configured.
D. The router names are incorrectly configured.
第6题：
Routers A and B are connected with a point-to-point OC-3 interface. Each routers OC-3 interface is configured for both Level 1 and Level 2. The routers are configured in different areas. How many IS-IS adjacencies exist between the two routers?（）
A.0
B.1
C.2
D.3
第7题：
A. IS - IS is capable of supporting IPv4 and IPv6.
B. IS - IS is only capable of supporting IPv4 and CLNS.
C. IS - IS routers use ES - IS hellos (ESH) to establish and to maintain neighbor relationships.
D. IS - IS routers run the Bellman - Ford algorithm against their LSDBs to pick the best paths.
E. Level 1 routers learn about paths within the area of which they are a part.
F. Level 2 routers learn about paths both within areas and between areas.
第8题：
A. An Adjacency is formed.
B. No IS-IS PDUs are sent
C. An Adjacency does not form.
D. An Adjacency forms but traffic is not forwarded.
第9题：
A.Authentication needs to be changed to PAP for both routers.
B.Serial IP addresses of routers are not on the same subnet.
C.Username/password is incorrectly configured.
D.Router names are incorrectly configured.
第10题：
Routers R1 and R2 use HSRP so that one router will back up the other should there be a failure. Which two statements are true about the Hot Standby Router Protocol （HSRP）？ （）
- A、 Load sharing with HSRP is achieved by creating multiple subinterfaces on the HSRP routers.
- B、 Routers configured for HSRP can belong to multiple groups and multiple VLANs.
- C、 Load sharing with HSRP is achieved by creating HSRP groups on the HSRP routers.
- D、 All routers configured for HSRP load balancing must be configured with the same priority.
- E、 Routers configured for HSRP must belong to only one group per HSRP interface.
正确答案:B,C