[单项选择] 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.

[单项选择] 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.

[单项选择]Router R1, in ASN 11, learns a BGP route from BGP peer R22 in ASN 22. R1 and then uses BGP to advertise the route to R2, also in ASN 11. What ASNs would you see in the BGP table on R2 for this route?（）
A. 22
B. 11
C. 1
D. None

[单项选择]A router learns about a remote network from EIGRP, OSPF, and a static route. Assuming all routing protocols are using their default administrative distance, which route will the router use to forward data to the remote network（）。
A. The router will use the static route.
B. The router will use the OSPF route.
C. The router will use the EIGRP route.
D. The router will load balance and use all three routes.

[多项选择]Which two BGP attributes support route reflection?（）
A. Client ID
B. Cluster list
C. Originator ID
D. Reflection community

[单项选择] Router R1 lists 4 routes for subnet 10.1.1.0/24 in the output of the show ip eigrp topology all - links command. The variance 200 command is configured, but no other related commands are configured. Which of the following rules are true regarding R1's decision of what r outes to add to the IP routing table? Note that RD refers to reported distance and FD to feasible distanc E.（）
A. Adds all routes for which the metric is <= 200 * the best metric among all routes
B. Adds all routes because of the ridiculously high variance setting
C. Adds all successor and feasible successor routes
D. Adds all successor and feasible successor routes for which the metric is<=200 * the best metric among all routes

[多项选择]What are two advantages of BGP route aggregation?（） (Choose two.)
A. It can reduce routing table size.
B. It allows for optimal route selection.
C. It can reduce the number of routing updates.
D. It always shortens the attribute list for the aggregated route.

[单项选择] R1 has correctly configured EIGRP to filter routes using a route map named question. The configuration that follows shows the entire route map and related configuration. Which of the following is true regarding the filtering action on prefix 10.10.10.0/24 in this case?（） route - map question deny 10 match ip address 1 route - map question permit 20 match ip address prefix- list fred ! access - list 1 deny 10.10.10.0 0.0.0.255 ip prefix - list fred permit 10.10.10.0/23 le 25
A. It will be filtered due to the deny action in route map clause 10
B. It will be allowed because of the double negative (two deny references) in clause 10
C. It will be permitted due to matching clause 20's reference to prefix - list freD
D.   It will be filtered due to matching the implied deny all route map clause at the end of the route map

[多项选择]Which two static routes are typically configured on your router when a Routed 1483 network is grouping ATM PVCs into alarge subnet?（）
A. host route
B. default route
C. customer network
D. ISP’s routing domain

[多项选择]Which two statements are true about static routes in the Junos OS?（）
A. Static routes are defined at the [edit routing-instances] hierarchy.
B. Static routes must have a next hop defined.
C. Static routes remain in the routing table until you remove them or until they become inactive.
D. Static routes are learned by neighboring devices and added to their routing tables.

[单项选择]A router learns about a remote network from EIGRP, OSPF, and a static route. Assuming all routing protocols are using their default administrative distance, which route will the router use to forward data to the remote network?（）
A. The router will use the static route.
B. The router will use the OSPF route.
C. The router will use the EIGRP route.
D. The router will load balance and use all three routes.

[简答题]BGP Routes with which community will not advertise to any peers？

[多项选择]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

[单项选择] Given the following two tables: TAB1 R1 A A A B B C C D E TAB2 R2 A A B B C C D Which of the following queries returns the following result set? RETVAL E（）
A. SELECT r1 AS retval FROM tab1 INTERSECT SELECT r2 AS retval FROM tab2
B. SELECT r1 AS retval FROM tab1 EXCEPT SELECT r2 AS retval FROM tab2
C. SELECT DISTINCT r1 AS retval FROM tab1, tab2 WHERE r1 <> r2
D. SELECT r1 AS retval FROM tab1 UNION SELECT r2 AS retval FROM tab2

[单项选择] 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.

[多项选择]Which two BGP attributes support route reflection？（）
A. Client ID
B. Cluster list
C. Originator ID
D. Reflection community

[单项选择]Two BGP peers connected through a routed firewall are unable to establish a peering relationship. What could be the most likely cause？（）
A. BGP peers must be Layer 2-adjacent.
B. EBGP multihop is not configured.
C. The firewall is not configured to allow IP protocol 89.
D. The firewall is not configured to allow UDP 179.

[单项选择] Router R1 has two LAN interfaces and three serial interfaces enabled for IPv6. All the inte rfaces use link local addresses automatically generated by the router. Which of the following could be the link local address of R1's interface S0/0?（）
A. FEA0::200:FF:FE11:0
B. FE80::200:FF:FE11:1111
C. FE80::0213:19FF:FE7B:0:1
D. FEB0::211:11FF:FE11: 1111