#4 Re: Busco Examenes CCNP
hola chamos aca les anexo el final de routing que me enviaron de la version 3.0
1 Which topology typically creates a stub area?
Bus
Ring
Ethernet
Hub and spoke ***
2 Which routing protocol can be used in mixed-vendor and legacy routing
environments?
RTMP
RIPv2
RIPv1 ***
IGRP
3 How do you turn on the ISIS routing process, set the ISIS area password to
area5pass, and configure interface ethernet 0 to a priority of 100 with a
password of pass123?
(config-router)#isis area-password area5pass ***
(config)#isis area-password area5pass
(config)#isis (area #) password area5pass
(config-router)#isis (area #) password area5pass
4 When an EIGRP router searches for a feasible successor route in the topology
table, but it doesn't have one, what will happen?
The router will poll its neighbor for a route ***
The router will become stuck in active (SIA)
The router will send an update packet to its neighbors declaring the route
unreachable
The router will run the diffusing update algorithm (DUAL)
5 What is a recommended practice when configuring core-layer routers?
address translation
packet manipulation
direct access by end users
no access lists because of latency ***
6 Router A and B both are in A.S. 65520. What is the configuration command for
router A to enter router B as a BGP neighbor?
RouterA(config)#neighbor 10.10.10.10 as 65520
RouterA(config-router)#neighbor 10.10.10.10 local-as 65520
RouterA(config-router)#neighbor 10.10.10.10 as 65520
RouterA(config)#neighbor 10.10.10.10 remote-as 65520
RouterA(config)#neighbor 10.10.10.10 local-as 65520
RouterA(config-router)#neighbor 10.10.10.10 remote-as 65520 ***
7 Given the steps below, what is the correct order of steps for OSPF operation?
1. Select appropriate routes to use.
2. Maintain routing information.
3. Establish router adjacencies.
4. Discover routes.
5. Elect a Designated Router and a Backup Designated Router.
1, 2, 3, 4, 5
2, 4, 1, 5, 3
3, 5, 4, 1, 2 ****
4, 3, 5, 2, 1
8 Which three things should be avoided at the Core Layer? (Choose three.)
access lists ***
route summarization ***
redundant links
high-speed switching
address translation ***
VLANs
9 By default how often will a router send OSPF route update packets when there
is no topology change?
60 minutes
5 minutes
30 minutes ***
1 minute
10 minutes
10 What is the optimal subnet mask on point-to-point serial links using VLSM?
255.255.255.0
255.255.255.224
255.255.255.252 ***
255.255.255.255
11 Which two OSI network layer addresses are used by the IS-IS protocol to
implement hierarchical addressing? (Choose two.)
MAC address
NSAP address ***
port address
Network Entity Titles ***
IP address
12 What type of routing algorithm does OSPF use?
Vector Relay
Link Relay
Link State ***
Vector State
13 As you migrate your LAN's routing protocol from RIP to EIGRP, you decide to
leave RIP running to avoid loss of connectivity. You configure EIGRP to
advertise the same networks configured for RIP. Which learned routes will exist
in the routing table after EIGRP has successfully completed the convergence
process?
EIGRP and RIP
EIGRP and directly connected routes ***
RIP and directly connected routes
RIP only
14 Which of the following commands correctly configures a floating static route
for a network running internal EIGRP?
ip route 172.16.10.0 255.255.255.0 80
ip route 172.16.10.0 255.255.255.0 100 ***
static route 172.16.10.0 255.255.255.0 100
static route 172.16.10.0 255.255.255.0 80
15 Which EIGRP characteristic provides the following features: dynamically
learns of new routers that join the network, identifies routers as either
unreachable or inoperable, and rediscovers routers that had previously been
unreachable?
Neighbor discovery and recovery ***
Reliable Transport Protocol
DUAL finite-state machine
Protocol-specific modules
16 Which of the following routed/routing protocol combinations cannot be
redistributed?
IPX/ OSPF ***
IPx RIP/ OSPF
EIGRP/ OSPF
IP RIP/ OSPF
17 Which command will advertise routes into the BGP process?
network network
neighbor network mask network_mask ***
network network mask network_mask
network network network_mask
18 We want to know if there are any matches against our configured prefix lists.
Which command do we use?
show bgp prefix-list detail ***
show ip prefix-list detail
show ip bgp prefix-list summary
show ip bgp prefix-list
show bgp prefix-list
19 When configuring IS-IS on a Cisco router it is which IS-IS router by default?
Level 1-2 ***
Level 2
Level 1
No defaults, this needs to be configured.
20 Which of the following statements are true about BGP? (Choose two)
BGP is described in RFC 1771 ***
BGP uses TCP port 179 ***
BGP does not support VLSM
Is a distance vector protocol.
BGP is a link-state protocol
21 How do we enable fast-switched policy-based routing?
R1(config-if)#ip policy route-map route_map_name fast-switched
R1(config-router)#route-cache policy
R1(config-if)#ip route-cache policy ***
R1(config)#ip route-cache policy
22 Which of the following are EIGRP packet types? (Choose four.)
query ***
update ***
response
hello ***
synchronize
acknowledge ***
23 Where is a network service access point located?
on the boundary between the data link and network layers
on the boundary between the transport and session layers
on the boundary between the data link and physical layers
on the boundary between the network and transport layers ***
24 The split horizon rule in BGP states?
There is no split horizon rule in BGP since all neighbors are configured
manually.
Only prefixes are redistributed to other iBGP systems.
Updates learned from eBGP peers are not send to other eBGP peers.
Updates learned from iBGP peers are not send to other iBGP peers.***
25 We want to reset all BGP sessions. How do we achieve this?
clear ip bgp reset
clear ip route bgp
clear ip bgp * *****
clear ip route *
26 Which command will implement interface-level RIP compatibility switches?
router(config-if)#ip rip send version 1 2 ***
router(config-if)#ip rip send fa 0/0
router(config-if)#ip rip send receive
router(config-if)#ip rip send versions all
27 How can we control redistribution by only allowing routes that have a certain
metric?
match metric ***
match route-type
match ip metric
match ip route-source
match tag
28 How do we configure over NMBA in broadcast configuration?
interface serial1
ip address 10.1.1.1 255.255.255.0
encapsulation frame-relay
frame-relay map clns 123 broadcast
frame-relay map ip 10.1.1.2 123
interface serial1
ip address 10.1.1.1 255.255.255.0
ip router isis
encapsulation frame-relay
frame-relay map clns 123
frame-relay map ip 10.1.1.2 123
interface serial1
ip address 10.1.1.1 255.255.255.0
ip router isis
encapsulation frame-relay
frame-relay map isis 123 broadcast
frame-relay map ip 10.1.1.2 123 broadcast
interface serial1 *****
ip address 10.1.1.1 255.255.255.0
ip router isis
encapsulation frame-relay
frame-relay map clns 123 broadcast
frame-relay map ip 10.1.1.2 123 broadcast
29 Which of the following requirements have to be fulfilled in order to create a
virtual link? (Choose two )
The virtual link can be terminated on an interior router
The tranist area needs to have full routing information ***
The transit area can be a not-so-stubby area
The transit area can not be a stub area ***
The transit area can be a stub area
30 Which metric does RIPv2 utilize to determine the best path?
bandwidth
delay
hop count ***
cost
load
31 What is specified by Level 3 routing?
routing between separate domains ***
routing between different areas within the same domain
routing between ISs within the same area
routing between ESs and ISs on the same subnet
32 Which command enables IS-IS on a given interface?
network
router isis
isis network
ip router isis **
33 Looking at the routing table we see routes marked with i, via which protocol
are these routes learned?
BGP
IS-IS ***
EIGRP
OSPF
IGRP
34 How can we influence the DR and BDR election?
R1(config)#interface ethernet0
R1(config-if)#ip ospf priority 220 ***
R1(config)#interface ethernet0
R1(config-if)#ip ospf priority 0
R1(config)#router ospf 10
R1(config-router)#priority 220
R1(config)#interface ethernet0
R1(config-if)#ip priority 220
35 What is the purpose of using a wildcard-mask in an OSPF configuration?
to enable the use of access-lists
to associate network(s) with an area ***
to allow the acceptance of HELLO packets
to determine the designated router
36 Hop count in IGRP is used for?
secondary metric after the composite metric of bandwidth and delay
IGRP does not have a hop count
primary metric
limit the diameter of the network ***
37 Which of the following are benefits of using route reflectors? (Choose two)
reduction of network traffic ***
no need for an IGP
faster convergence ***
no need for synchronization within the AS
38 What are two major disadvantages of link-state routing? (Choose two.)
Link-state routing may overtax low-end hardware. ***
Link-state routing has a slow convergence.
Link-state routing has a limited hop count.
Link-state routing protocols require complex administration. ***
39 When will a set command be applied in the route map?
When the packet doesn't match the criteria but the criteria is set to deny.
When the packet match the criteria and the criteria is set to permit. ***
When the packet match the criteria and the criteria is set to deny.
When there is no match criteria specified but the route map is a deny.
40 How can we display a list of route maps used for policy-based routing on the
router's interface?
show route-map
show ip interface policy
show ip policy ***
show ip interface route-map
41 How can we view the content of each LSP sent by IS-IS?
show isis database lspid
show isis database
show isis database summary
show isis database detail ***
42 What is the maximum hop count of RIPv2?
15 ***
50
100
255
unlimited
43 Which command will show the BGP routing table?
show ip route bgp
show bgp neighbors
show ip bgp route
show ip bgp ***
44 Which EIGRP table is build using Hello's?
Routing table
Neighbor table ***
Link-state database.
Topology table
45 Which of the following are valid statements for implementing static routes?
(Choose two)
Static routes are easier to confgure no matter what the size of the network is.
The network administrator needs control over the link. ***
Using static routes makes scalability easier.
The network is a stub network ***.
Static routes are more reliable since there is no convergence in case of a
failure.
46 Which of the following statements are true about route reflectors? (Choose
two)
If a route is received from an eBGP peer advertise the route to all clients but
not to the non clients
If a route is received from a non client, drop the route
**If a route is received from a client, advertise the route to the other clients
and non clients
**If a route is received from a non client advertise the route to all the
clients
47 The default seed metric of IS-IS is?
10
20
0 ***
infinity
48 Which command do we use to view the parameters of the routing procotols
active on the router?
show protocols
show ip route protocols
show ip protocols ***
show route protocols
49 How do we configure a default route with administrative distance of 0?
ip default-network
ip route 0.0.0.0 0.0.0.0 192.168.1.2 0
ip route 0.0.0.0 0.0.0.0 serial0/0 ***
ip route 0.0.0.0 0.0.0.0 192.168.1.2
50 Which of the following statements about redistribution are true? (Choose two)
When more then 1 routing protocol is running on the router the route with the
best administrative distance will be placed in the routing table. ***
When a route is redistributed it inherits the administrative distance of the new
routing protocol. ***
When a route is redistributed it inherits the metrics of the new routing
protocol.
When a route is redistributed the new routing protocol considers this route as
an internal route.
51 Which of the following protocols support automatic summarization at the class
boundary? (Select 4)
IS-IS
RIP ***
BGP ***
EIGRP ***
OPSF
IGRP ***
52 Integrated IS-IS supports which protocols? (Choose two)
IPX
AppleTalk
IP ***
CLNP ***
DecNet
53 Hich of the following are hosts on the 2nd subnet of 192.168.1.0/27? (Choose
two)
192.168.1.61 ***
192.168.1.17
192.168.1.46 ***
192.168.1.85
192.168.1.63
192.168.1.32
54 Given the network range 192.168.1.0/24 to 192.168.32.0/24. How many summary
routes will be advertised?
8
1 ***
16
32
55 This protocol is used to create a loop free environment in a bridged network.
SNMP
FTP
NTP
Spanning-Tree ***
56 What is the OSPF router dead interval default value in seconds on a broadcast
link?
20
30
40 ***
60
57 How can we influence the metrics of OSPF? (Choose two)
By adding a cost factor to the OSPF routing process with router ospf cost
command.
Assign a cost to an interface with the ip ospf cost command.****
Changing the bandwidth on an interface with the bandwidth command.****
Change the delay of the OSPF enabled interface.
58 An IP packet with destination IP address 192.168.32.1 arrives on the router's
interface. Which IP address would the router select to forward the packet to its
destination?
10.1.1.1 ***
10.1.1.2
10.1.1.3
10.1.1.4
59 When an OSPF router does not hear a 'hello' from a neighbor it starts a
timer. What is this timer called?
Update timer
Dead interval timer ***
Hold down timer
Hello timer
60 Which of the following statements is true for IS-IS systems?
All ISs in an area must have different area addresses.
If multiple NETs are configured on the same IS, they must have different system
IDs.
All ESs and Level 1 ISs must have a unique system ID area wide. ***
All Level 3 ISs must have a unique system ID domain wide.
61 Select two valid ip route commands. (Choose two.)
ip route s1 10.7.0.0 255.255.0.0 10.4.0.2
route ip 10.6.0.0 255.255.0.0 s1
ip route 10.6.0.0 255.255.0.0 s1 *****
ip route 10.7.0.0 255.255.0.0 10.4.0.2 ****
62 Which mechanism is used by Cisco's implementation of RIP and IGRP to decrease
the convergence time when a link fails?
triggered updates ***
time-driven timers
event-driven timers
topology updates
63 What is one disadvantage of RIPv2 simple authentication?
The encryption type is easily decrypted.
Passwords are transmitted in clear text. ***
By default, it is only a two-way handshake.
It is Cisco proprietary.