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CCNP Route Exam > Flash Cards-Route Exam > Flashcards

Flash Cards-Route Exam

To memories study questions for route exam

1
Q

OSPF LSA Drop & Drag

A
  • Stub - LSA 1,2,3
  • NSSA - LSA 1,2,3,7
  • Backbone or transit - LSA 1,2,3,4,5
  • Totally NSSA - LSA 1,2,7
  • Totally Stubby - LSA 1,2
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2
Q

BGP receives more than one route for a particular prefix (choose 3)

A
  • paths that are marked as not synchronized in the sh ip bgp output
  • paths for which the NEXT_HOP is inaccessible
  • paths from an external BGP (eBGP) neighbor if the local (AS) appears in the AS_PATH
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3
Q

BGP Attributes

A
  • MED Attribute - is propagated between AS
  • Local Preference - is propagated throughout the local routers
  • Weight - is not advertised to neighbor routers & used for one router with multiple exit points out of the AS
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4
Q

Implement load balance for traffic between hosts on 172.16.10.0/24 & 172.16.20.0/24 networks

A

include a task that establishes a baseline before & after config changes

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5
Q

Sh ip route (diagram)

A
  • R1 is configured with the variance command
  • A default route has been redistribute into the EIGRP AS
  • R1 is configured with the ip summary-address command
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6
Q

OSPF Area 16 & Area 0 diagram

A

area 16 virtual-link 8.187.175.82

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7
Q

RIPv1, OSPF Area 0, OSPF Area 4, EIGRP AS1 diagram

A
  • On the routing table of R4, the 10.1.1.0/24 route appears as an O E2 route
  • On r4, the 172.16.1.0/24 route has a metric of 20
  • The admin distance of the 172.16.1.0/24 route in the routing table of R3 is 170
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8
Q

OSPFv3 - which statement describes the configuration of OSPF areas

A

In interfaces configuration mode, the IPv6 OSPF process area ID combination assigns interface to OSPFv3 areas

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9
Q

Which command enable OSPF for IPv6 on a router

A

ipv6 router ospf process-id

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10
Q

3 statement about OSPF areas are true

A
  • Areas introduce a boundary on the link-state updates
  • All routers within an area have the exact link-state database
  • The calculation of the Dijkstra algorthm on a router is limited to changes within an area
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11
Q

What is the purpose for configuring a router as a PPPoE Client

A

for DSL connectivity and removing the need for the user PC to run the PPPoE client software

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12
Q

Sh ipv6 neighbor

A

R1 used ICMP to learn about this neighbor

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13
Q

Which of the following is a GRE Tunnel characteristic

A

GRE tunnels can run through IPsec tunnels

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14
Q

AS 200 to be forward to AS300 (diagram)

A

IBGP speakers within AS 100 must be fully meshed and the synchronization must be turned off

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15
Q

Which 3 are characteristics of IPv6

A
  • An IPv6 address is 128 bits long
  • An IPv6 header contains the next header field
  • IPv6 routers send RA messages
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16
Q

Which 2 EIGRP routes will be seen in the routing table of router R3

A

10.10.10.0/24 & 172.16.0.0/16

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17
Q

Which OSPF feature best achieve this goal (diagram)

A

Totally stubby

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18
Q

Which 3 neighbor IP address are valid choices to use in the highlighted section (diagram)

A
  • 0A43:0002
  • 10.67.0.2
  • 0:0:0:0:0:0 10.67.0.2
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19
Q

Which 3 statement are true when redistribution for OSPF

A
  • the default metric is 20
  • the default metric-type is 2
  • subnets do not redistribute by default
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20
Q

Which 3 statement are true regarding EIGRP

A
  • by default, EIGRP performs auto-summarization across classful network boundaries
  • to speed convergence, EIGRP attempts to maintain a successor and feasible successor path for each destination
  • EIGRP uses hellos to establish neighbor relationships
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21
Q

Which sh command will display only type 5 LSAs in the OSPF topology database

A

Sh ip OSPF database external

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22
Q

What best describes a type 9 LSA? What should you tell her

A

Intra-area prefix LSA

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23
Q

Which 2 network does the core 1 device have feasible successor for?

A
  1. 17.0.0/30

172. 17.3.128/25

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24
Q

Which statement is true about the ipv6 address that can be included into the OSPF process?

A

Specific address cannot be selected for importation into the OSPF process

25
Q

Which advantages to creating multiple area in OSPF (choose 3)

A
  • less frequent SPF calculations
  • smaller routing tables
  • reduces LSU overhead
26
Q

What 2 statement must be true (choose 2)

- Sh ipv6 OSPF interface

A
  • interface Ethernet 0/0 has been configured with the ipv6 OSPF authentication IPSec spi 500 md5 command
  • OSPF version 3 is enabled to support ipv6
27
Q

Which 3 statements are true?

- sh ip route

A
  • R1is configured with the variance command
  • A default route has been redistributed into the EIGRP AS
  • R1 is configured with the ip summary- address command
28
Q

What are 2 rules for compacting ipv6 address (choose 2)

A
  • The leading zeroes in any 16-bit segment do not have to be written
  • Any single continuous string of one or more 16-bit segments that consists of all zeroes can be represented with a double colon
29
Q

Which of the following are methods EIGRP uses to initially populate (seed) it’s EIGRP topology table, before learning topology data from. Neighbors (choose 2)

A
  • By adding the subnets of working interfaces over which static neighbors have been defined
  • By adding subnets redistribute on the local router from another routing source
30
Q

Which 2 conditions can cause BGP neighbor establishment to fail (choose 2)

A
  • There is an access list blocking all TCP traffic between the two BGP neighbors
  • The BGP neighbor is referencing an incorrect AS number in its neighbor statement
31
Q

Which 3 statements accurately describe the result of applying the exhibited route map?

A
  • all routes that do not match clauses 10 and 20 of the route map are redistributed with their tags set to 8
  • the map permits the redistribution of all type 1 external OSPF routes
  • the map prohibits the redistribution of all type 2 external OSPF route with tag 6 set
32
Q

What are the 4 main steps in configuring a GRE tunnel over IPsec on Cisco routers?

A
  • configure a physical interface or create a loopback interface to use as the tunnel endpoint
  • create the GRE tunnel interface
  • add the tunnel subnet to the routing process so that it exchanges routing updates across that interface
  • add GRE traffic to the crypto access-list, so that IPsec encrypts the GRE tunnel traffic
33
Q

Which 2 statements are true about using ipv4 and ipv6 simultaneously on a segment?

A
  • hosts can be configured to receive both ipv4 and ipv6 address via DHCP
  • ipv6 allows a host to create its own ipv6 address that will allow it to communicate to other devices on a network configured via DHCP ipv4 does not provide a similar capability for host
34
Q

When an OSPF design is planned, which implementation can help a router not have memory resource issues?

A
  • have a backbone area ( area 0 ) with 40 routers and use default routes to reach external destinations
35
Q

How should the virtual link be configured on the OSPF routers to establish full connectivity between the areas?

A
  • R1# - area virtual-link 3.3.3.3

- R3# - area virtual-link 1.1.1.1

36
Q

Which statement is true about OSPF network LSA?

A

They are originated by the DR on every multi-access network. They include all attached routers including the DR itself

37
Q

Which 2 statement are correct regarding the routes to be redistributed into OSPF?

A
  • the network 192.168.1.0 will be allowed and assigned a metric of 100
  • all networks except 10.0.0.0/8 will be allowed and assigned a metric of 200
38
Q

Place the BGP commands to the proper locations

A
  • sh ip BGP - path selection values
  • sh ip BGP summary - memory usage
  • sh ip route BGP - AD of BGP
  • sh ip BGP neighbor - notification, update
39
Q

Which 2 statements are true about 6to4 tunnels

A
  • in a 6to4 tunnel, the first 2 bytes of the ipv6 address will be 0x2002 and the next 4 bytes will be the hexes decimal equivalent of the ipv4 address
  • in a 6to4 tunnel, the ipv4 address 192.168.99.1 would be converted to the 2002: c0a8:6301::/48 ipv6 address
40
Q

Which 3 ipv6 overlay tunnel statements are true?

A
  • overlay tunnels can be configured between border router or between a border router and a host capable of supporting ipv4 and ipv6
  • Cisco iOS supports Manual, generic routing encapsulation (GRE), ipv4 - compatible, 6to4, and intra-site automatic tunnel addressing protocol (ISATAP) overlay tunneling mechanism
  • overlay tunneling encapsulates ipv6 packets in ipv4 packet for delivery across an ipv4 infrastructure
41
Q

which 3 steps are most helpful in verifying proper route redistribution

A
  • On the routers not performing the route redistribution, use the sh ip route command to see if the redistributed routes show up
  • ASBR router performing the route redistribution, use the sh ip protocol command
  • -ASBR router performing the route redistribution, use the sh ip route command to verify tha the proper route from each routing protocol are there
42
Q

Which is correct abut router C - diagram

A

it is configured and functioning correctly as an ABR attached to totally stubby area 4

43
Q

what is the purpose of the eigrp stub configuration command

A

to increase scalability by limiting the eigrp query range

44
Q

Implementation for OSPF project - drop & drag

A
  • summarization boundaries
  • OSPF process ID that will be used
  • authentication type that will be used
  • OSPF area and associated prefixes
45
Q

what are 3 key concepts that apply when configuring the EIGRP stub routing feature in a hub and spoke network?

A
  • Only remote routers are configured as stubs
  • Stub routers are not queried for routes
  • A stub router should have only EIGRP hub routers as neighbors
46
Q

what optional EIGRP configurations will be required in order to achieve full connectivity within AS 100? - diagram

A

use the EIGRP no auto-summary command on R1 and R2

47
Q

what are 3 reasons to control routing updates via routing filtering?

A
  • to hide certain networks from the rest of the organization
  • to control networks overhead on the wire
  • for simple security
48
Q

sh ip BGP summary - which 2 statements are true - diagram

A
  • the bgp session to the 10.1.1.1 neighbor is established

- the router is attempting to establish a bgp peering session with the 10.2.2.2 neighbor

49
Q

into which 2 types of areas would an area border router (ABR) inject a default route?

A
  • stub

- totally stubby

50
Q

what are 2 possible causes fro EIGRP Stuck-In-Active routers?

A
  • some query or reply packets are lost between the routers

- A failure causes traffic on a link between 2 neighboring routers to flow in only one direction (unidirectional)

51
Q

which 2 conditions can cause bgp neighbor establishment to fail?

A
  • there is an access list blocking all TCP traffic between the 2 BGP neighbors
  • the bgp neighbor is referencing an incorrect AS number in its neighbor statement
52
Q

During a redistribution of routes from OSPF into EIGRP, an admin notices that none of the OSPF routes are showing EIGRP. What are 2 possible causes?

A
  • incorrect distribute lists have been configure

- no default metric configured for EIGRP

53
Q

which 2 statements are true about the partial configuration that is provided

A
  • all the configured neighbors are in AS 100

- the peer group shortens the IBGP configuration

54
Q

which 3 statements accurately describe the result of applying the exhibited route map

A
  • all routes that do no match clauses 10 and 20 of the route map are redistributed with tags set to 8
  • the map permits the redistribution of all type 1 external OSPF routes
  • the map prohibits the redistribution of all type 2 external OSPF route with tag 6 set
55
Q

The network design requires that R1 receive routin updates from R2, but not advertise any routes to R2. Which configuration command sequence will successfully accomplishment this task? (2 routers diagram)

A

R1# access-link 20 deny any
R1# router eigrp 1
R1# distribute-list 20 out serial 0

56
Q

When policy-base routing (PBR) is being configured-which 3 criteria can the set command specify?

A
  • all interfaces through which the packets can be routed
  • adjacent next hop router in the path toward the destination
  • type of service and precedence in the IP packets
57
Q

which statement is true about about the command ipv6 ospf 1 area 0?

A

it must be issued in interface configuration mode to enable the OSPF process for IPv6

58
Q

which 2 statements are true about IBGP neighbor relationship?

A
  • A full mesh IBGP requires that neighbor relationships be established between all BGP enabled routers in the AS
  • The BGP split horizon rule specificies that routes learned via IBGP are never propagated to other IBGP peers

CCNP Route Exam (1 decks)

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