Router R1 learns two routes with BGP for prefix 200.1.0.0/16. Comparing the two routes, route 1 has a shorter AS_Path Length, smaller MED, the same Weight, and smaller Local PreferencE.Which of the following is true about Router R1‘s choice of best path f

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第2题：

Router R1 learns two routes with BGP for prefix 200.1.0.0/16. Comparing the two routes, route 1 has a shorter AS_Path Length, smaller MED, the same Weight, and smaller Local PreferencE. Which of the following is true about Router R1's choice of best path for this prefix?（）

• A、Route 1 is the best route.
• B、Route 2 is the best route.
• C、The routes tie as best, but one will be picked to be placed in the routing table based on tiebreakers .
• D、Neither route is considered best.

第3题：

What are two default routing policies on Junos devices?（）

• A、The BGP import policy accepts all BGP routes.
• B、The BGP export policy rejects all active BGP routes.
• C、The OSPF import policy accepts all OSPF routes.
• D、The OSPF export policy accepts all active OSPF routes.

第4题：

Router R1 learns two routes with BGP for prefix 200.1.0.0/16. Comparing the two routes, route 1 has a longer AS_Path Length, bigger MED, bigger Weight, and smaller Loca l PreferencE. Which of the following is true about Router R1's choice of best path for this prefix?（）

• A、Route 1 is the best route.
• B、Route 2 is the best route.
• C、The routes tie as best, but one will be picked to be placed in the routing table based on tiebreakers.
• D、Neither route is considered best.

第5题：

Router R1 is configured as shown below: router eigrp 100 network 10.0.0.0 eigrp stub Based on the information shown above, which two types of routes will be advertised？（）

• A、Receive - only
• B、Stub
• C、Static
• D、Summary
• E、Connected
• F、Dynamic

第6题：

Which two routes do P routers see by default in a BGP MPLS VPN configuration? （）(Choose two.)

• A、IGP routes advertised by P routers
• B、IGP routes advertised by PE routers
• C、VPN routes advertised by PE routers
• D、VPN routes advertised by CE routers

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Router R1 is redistributing between two OSPF processes. Given the configuration shown, which includes all commands in the route map named fred, which of the following answers is true regarding the redistribution into OSPF process 1?（） router ospf 1 redistribute ospf 2 external 2 route - map fred ! route - map fred permit 10 match ip address 1 set metric - type type - 1

• A、No routes are redistributed because a route cannot be both E1 and E2.
• B、Only OSPF E2 routes in the OSPF 2 domain will be considered for redistribution.
• C、Inside the OSPF 2 domain, any formerly E2 routes will become E1 routes.
• D、Routes permitted by ACL 1 will be redistributed, regardless of whether the routes are E1 or E2 routes.

第14题：

Which two statements about route redistribution when implementing OSPF are true?（）

• A、Routes learned using any IP routing protocol can only be redistributed into non IP routing protocols.
• B、OSPF can import routes learned using EIGRP, RIP, and IS - IS.
• C、OSPF routes cannot be exported into EIGRP, RIP, an d IS - IS.
• D、At the interdomain level, OSPF cannot import routes learned using BGP.
• E、OSPF routes can be exported into BGP.

第15题：

In which two ways does the BGP graceful capability preserve prefix information during a restart？（）

• A、The peer router immediately removes the BGP routers that it learned from the restarting router from itsBGP routing tables.
• B、The router establishes BGP sessions with other routers and relearns the BGP routes from others that are also capable of graceful restart. The restarting router waits to receive updates from the neighboringrouters. When the neighboring routers send end-of-RIB messages to indicate that they are donesending updates，the restarting router starts sending its own updates.
• C、The peer router sends an end-of-RIB message to the restarting router.
• D、The restarting router removes any stale prefixes after the timer for stale entries expires.
• E、The restarting router does not remove any stale prefixes after the timer for stale entries expires.

第16题：

Router R1 refers to route - map fred when redistributing from EIGRP into OSPF. The entire route - map is listed next. Which of the following answers must be true based on the configuration as shown?（） route - map fred deny 10 match ip address one route - map fred deny 20 match ip address two route - map fred permit 100

• A、The third route map clause will allow any routes not already filtered by the first two clauses
• B、R outes permitted by ACL "two" will be redistributed
• C、Routes denied by ACL "one" will be redistributed
• D、All routes will be filtereD

第17题：

R1 is currently advertising prefixes 1.0.0.0/8, 2.0.0.0/8, and 3.0.0.0/8 over its eBGP connection to neighbor 2.2.2.2 (R2). An engineer configures a prefix list (fred) on R1 that permits only 2.0.0.0/8 and then enables the filter with the neighbor R2 prefix- list fred out command. Upon exiting configuration mode, the engineer uses some show commands on R1, but no other commands. Which of the following is true in this case?（）

• A、The show ip bgp neighbor 2 .2.2.2 received -routes command lists the three original prefixes.
• B、The show ip bgp neighbor 2.2.2.2 advertised - routes command lists the three original prefixes.
• C、The show ip bgp neighbor 2.2.2.2 routes command lists the three original prefixes.
• D、T he show ip bgp neighbor 2.2.2.2 routes command lists only 2.0.0.0/8.
• E、The show ip bgp neighbor 2.2.2.2 advertised - routes command lists only 2.0.0.0/8.

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