Question 1
Question
Which STP priority configuration would ensure that a switch would always be the root switch?
Answer
-
spanning-tree vlan 10 priority 0
-
spanning-tree vlan 10 priority 61440
-
spanning-tree vlan 10 root primary
-
spanning-tree vlan 10 priority 4096
Question 2
Question
Which three components are combined to form a bridge ID?
Answer
-
port ID
-
IP address
-
extended system ID
-
MAC address
-
bridge priority
-
cost
Question 3
Question
Which two features of enterprise class equipment assists an enterprise network in maintaining 99.999 percent up-time? (Choose two.)
Answer
-
failover capabilities
-
collapsed core
-
redundant power supplies
-
failure domains
-
services module
Question 4
Question
Which design feature will limit the size of a failure domain in an enterprise network?
Answer
-
the use of a collapsed core design
-
the use of the building switch block approach
-
the installation of redundant power supplies
-
the purchase of enterprise equipment that is designed for large traffic volume
Question 5
Question
A network administrator is planning redundant devices and cabling in a switched network to support high availability. Which benefit will implementing the Spanning Tree Protocol provide to this design?
Answer
-
Multiple physical interfaces can be combined into a single EtherChannel interface.
-
Redundant paths can be available without causing logical Layer 2 loops.
-
Network access can be expanded to support both wired and wireless devices.
-
Faster convergence is available for advanced routing protocols.
Question 6
Question
What are two benefits of extending access layer connectivity to users through a wireless medium? (Choose two.)
Answer
-
increased flexibility
-
decreased number of critical points of failure
-
reduced costs
-
increased bandwidth availability
-
increased network management options
Question 7
Question
In which situation would a network administrator install a Cisco Nexus Series or Cisco Catalyst 6500 Series switch to promote infrastructure scalability?
Answer
-
to enable virtual stacking of switches to provide cloud-managed access
-
on a service provider network to promote integrated security, and simplified management
-
on a data center network to provide expansion and transport flexibility
-
on a campus LAN network as access layer switches
Question 8
Question
Which statement describes a characteristic of Cisco Catalyst 2960 switches?
Answer
-
They do not support an active switched virtual interface (SVI) with IOS versions prior to 15.x.
-
They are best used as distribution layer switches.
-
They are modular switches
-
New Cisco Catalyst 2960-C switches support PoE pass-through
Question 9
Question
What are two functions of a router? (Choose two.)
Answer
-
It connects multiple IP networks.
-
It controls the flow of data via the use of Layer 2 addresses.
-
It determines the best path to send packets.
-
It manages the VLAN database
-
It increases the size of the broadcast domain.
Question 10
Question
Why would a network administrator issue the show cdp neigbors command on a router?
Answer
-
to display device ID and other information about directly connected Cisco devices
-
to display router ID and other information about OSPF neighbors
-
to display line status and other information about directly connected Cisco devices
-
to display routing table and other information about directly connected Cisco devices
Question 11
Question
What is a characteristic of in-band device management?
Answer
-
It uses a terminal emulation client.
-
It is used for initial configuration or when a network connection is unavailable
-
It uses a direct connection to a console or AUX port.
-
It is used to monitor and make configuration changes to a network device over a network connection.
Question 12
Question
Which two network design features require Spanning Tree Protocol (STP) to ensure correct network operation? (Choose two.)
Answer
-
static default routes
-
implementing VLANs to contain broadcasts
-
redundant links between Layer 2 switches
-
link-state dynamic routing that provides redundant routes
-
removing single points of failure with multiple Layer 2 switches
Question 13
Question
Refer to the exhibit. Which protocol information is being displayed in the output?
Question 14
Question
What is a characteristic of a Layer 2 loop?
Answer
-
Broadcast frames are forwarded back to the sending switch.
-
The Time-to-Live attribute of a frame is set to infinity.
-
Routers continually forward packets to other routers.
-
A switch is continually forwarding the same unicast frame.
Question 15
Question
What is the outcome of a Layer 2 broadcast storm?
Answer
-
Routers will take over the forwarding of frames as switches become congested.
-
New traffic is discarded by the switch because it is unable to be processed.
-
CSMA/CD will cause each host to continue transmitting frames.
-
ARP broadcast requests are returned to the transmitting host
Question 16
Question
What additional information is contained in the 12-bit extended system ID of a BPDU?
Answer
-
MAC address
-
VLAN ID
-
IP address
-
port ID
Question 17
Question
Which two types of spanning tree protocols can cause suboptimal traffic flows because they assume only one spanning-tree instance for the entire bridged network? (Choose two.)
Answer
-
STP
-
Rapid PVST+
-
PVST+
-
MSTP
-
RSTP
Question 18
Question
What is an advantage of PVST+?
Answer
-
PVST+ requires fewer CPU cycles for all the switches in the network
-
PVST+ reduces bandwidth consumption compared to traditional implementations of STP that use CST.
-
PVST+ optimizes performance on the network through autoselection of the root bridge.
-
PVST+ optimizes performance on the network through load sharing.
Question 19
Question
Which port state will switch ports immediately transition to when configured for PortFast?
Answer
-
listening
-
learning
-
forwarding
-
blocking
Question 20
Question
To obtain an overview of the spanning tree status of a switched network, a network engineer issues the show spanning-tree command on a switch. Which two items of information will this command display? (Choose two.)
Answer
-
The root bridge BID
-
The role of the ports in all VLANs
-
The status of native VLAN ports
-
The number of broadcasts received on each root port
-
The IP address of the management VLAN interface
Question 21
Question
What is the purpose of HSRP?
Answer
-
It provides a continuous network connection when a router fails.
-
It prevents a rogue switch from becoming the STP root.
-
It enables an access port to immediately transition to the forwarding state.
-
It prevents malicious hosts from connecting to trunk ports.
Question 22
Question
When an EIGRP-enabled router uses a password to accept routes from other EIGRP-enabled routers, which mechanism is used?
Question 23
Question
What is the purpose of using protocol-dependent modules in EIGRP?
Answer
-
to describe different routing processes
-
to identify different application layer protocols
-
to use different transport protocols for different packets
-
to accommodate routing of different network layer protocols
Question 24
Question
Which statement describes a characteristic of the delivery of EIGRP update packets?
Answer
-
EIGRP uses UDP to send all update packets.
-
EIGRP sends all update packets via unicast.
-
EIGRP sends all update packets via multicast.
-
EIGRP uses a reliable delivery protocol to send all update packets.
Question 25
Question
Which destination MAC address is used when a multicast EIGRP packet is encapsulated into an Ethernet frame?
Answer
-
01-00-5E-00-00-09
-
01-00-5E-00-00-10
-
01-00-5E-00-00-0A
-
01-00-5E-00-00-0B
Question 26
Question
Refer to the exhibit. Which command should be used to configure EIGRP to only advertise the network that is attached to the gigabit Ethernet 0/1 interface?
Answer
-
network 172.16.23.64 0.0.0.63
-
network 172.16.23.0 255.255.255.192
-
network 172.16.23.64 0.0.0.127
-
network 172.16.23.0 255.255.255.128
Question 27
Question
Which EIGRP route would have the preferred administrative distance?
Question 28
Question
Where are EIGRP successor routes stored?
Answer
-
only in the routing table
-
only in the neighbor table
-
in the routing table and the topology table
-
in the routing table and the neighbor table
Question 29
Question
Which table is used by EIGRP to store all routes that are learned from EIGRP neighbors?
Answer
-
the routing table
-
the neighbor table
-
the topology table
-
the adjacency table
Question 30
Question
How do EIGRP routers establish and maintain neighbor relationships?
Answer
-
by exchanging neighbor tables with directly attached routers
-
by comparing known routes to information received in updates
-
by exchanging hello packets with neighboring routers
-
by dynamically learning new routes from neighbors
-
by exchanging routing tables with directly attached routers
Question 31
Question
Which command or commands must be entered on a serial interface of a Cisco router to restore the bandwidth to the default value of that specific router interface?
Question 32
Question
Which three metric weights are set to zero by default when costs in EIGRP are being calculated? (Choose three.)
Question 33
Question
Refer to the exhibit. R2 has two possible paths to the 192.168.10.4 network. What would make the alternate route meet the feasibility condition?
Answer
-
a reported distance less than 3523840
-
a reported distance greater than 41024000
-
a feasible distance greater than 41024000
-
an administrative distance less than 170
Question 34
Question
What is indicated when an EIGRP route is in the passive state?
Answer
-
The route has the highest path cost of all routes to that destination network.
-
The route must be confirmed by neighboring routers before it is put in the active state.
-
The route is a feasible successor and will be used if the active route fails.
-
There is no activity on the route to that network.
-
The route is viable and can be used to forward traffic.
Question 35
Question
Refer to the exhibit. Which two networks contain feasible successors? (Choose two.)
Answer
-
192.168.71.0
-
192.168.51.0
-
10.44.100.252
-
10.44.104.253
-
10.44.101.252
Question 36
Question
What is the most cost-effective method of solving interface congestion that is caused by a high level of traffic between two switches?
Answer
-
increase uplink speed
-
add more VLANs to reduce broadcast domains
-
aggregate ports by using EtherChannel
-
insert a router between the switches
Question 37
Question
Which statement describes an EtherChannel implementation?
Answer
-
EtherChannel operates only at Layer 2.
-
PAgP cannot be used in conjunction with EtherChannel.
-
A trunked port can be part of an EtherChannel bundle.
-
EtherChannel can support up to a maximum of ten separate links.
Question 38
Question
Which two protocols are link aggregation protocols? (Choose two.)
Answer
-
802.3ad
-
PAgP
-
STP
-
EtherChannel
-
RSTP
Question 39
Question
Which PAgP mode combination will establish an EtherChannel?
Answer
-
switch 1 set to on; switch 2 set to desirable.
-
switch 1 set to desirable; switch 2 set to desirable
-
switch 1 set to auto; switch 2 set to auto.
-
switch 1 set to auto; switch 2 set to on
Question 40
Question
Refer to the exhibit. The administrator tried to create an EtherChannel between S1 and the other two switches via the commands that are shown, but was unsuccessful. What is the problem?
Answer
-
Traffic can only be sent to two different switches if EtherChannel is implemented on Gigabit Ethernet interfaces.
-
Traffic can only be sent to two different switches if EtherChannel is implemented on Layer 3 switches.
-
Traffic cannot be sent to two different switches through the same EtherChannel link.
-
Traffic cannot be sent to two different switches, but only to two different devices like an EtherChannel-enabled server and a switch.
Question 41
Question
Which organization certifies vendors for adherence to the 802.11 standards to improve interoperability of 802.11 products?
Answer
-
FCC
-
IEEE
-
ITU-R
-
Wi-Fi Alliance
Question 42
Question
When a range of ports is being configured for EtherChannel, which mode will configure LACP so that it initiates the EtherChannel negotiation?
Answer
-
active
-
auto
-
desirable
-
passive
Question 43
Question
When a range of ports is being configured for EtherChannel by the use of PAgP, which mode will form the bundled channel only if the port receives PAgP packets from another device?
Answer
-
active
-
auto
-
desirable
-
passive
Question 44
Question
As the network administrator you have been asked to implement EtherChannel on the corporate network. What does this configuration consist of?
Answer
-
providing redundant links that dynamically block or forward traffic
-
grouping multiple physical ports to increase bandwidth between two switches
-
grouping two devices to share a virtual IP address
-
providing redundant devices to allow traffic to flow in the event of device failure
Question 45
Question
Which command will initiate EtherChannel interface configuration mode?
Answer
-
channel-group group-identifier
-
interface port-channel interface-identifier
-
interface interface-identifier
-
interface range interface-identifier
Question 46
Question
A administrator wishes to extend the range of the existing IEEE 802.11n network without changing the AP. What can the administrator do to accomplish this?
Answer
-
Upgrade the firmware on the AP
-
Split the wireless traffic between the 802.11n 2.4 GHz band and the 5 GHz band
-
Deploy a Wi-Fi Range Extender
-
Change to WPA2 authentication
Question 47
Question
What is an advantage of using LACP?
Answer
-
increases redundancy to Layer 3 devices
-
decreases the chance of a spanning-tree loop
-
allows automatic formation of EtherChannel links
-
provides a simulated environment for testing link aggregation
-
decreases the amount of configuration that is needed on a switch for EtherChannel
Question 48
Question
An EtherChannel link using LACP was formed between two switches, S1 and S2. While verifying the configuration, which mode combination could be utilized on both switches?
Question 49
Question
Which two roles are typically performed by a wireless router that is used in a home or small business? (Choose two.)
Question 50
Question
Which type of management frame may regularly be broadcast by an AP?
Answer
-
beacon
-
probe request
-
authentication
-
probe response
Question 51
Question
A student uses a laptop to upload an assignment to a file server. Which wireless frame type did the laptop send to locate and associate with the campus access point?
Answer
-
beacon frame
-
control frame
-
data frame
-
management frame
Question 52
Question
During which stage of establishing connectivity between a WLAN client and an AP does the client learn the MAC address of the AP?
Answer
-
discovery
-
probing
-
association
-
encryption
-
authentication
Question 53
Question
What is the purpose of the Distributed Coordination Function in an IEEE 802.11 WLAN environment?
Answer
-
It allows a client to detect whether or not a channel is clear prior to transmission
-
It is used in a full-duplex environment to detect collisions
-
It is used to send data over a half-duplex connection
-
It allows the client to change transmission channels
Question 54
Question
What is an advantage of SSID cloaking?
Answer
-
It provides free Internet access in public locations where knowing the SSID is of no concern.
-
Clients will have to manually identify the SSID to connect to the network.
-
SSIDs are very difficult to discover because APs do not broadcast them
-
It is the best way to secure a wireless network
Question 55
Question
If three 802.11b access points need to be deployed in close proximity, which three frequency channels should be used? (Choose three.)
Question 56
Question
Which security mode is the least secure choice when a home wireless router is configured?
Answer
-
WPA
-
WPA2
-
WEP
-
WPA2-Personal
Question 57
Question
An employee connects wirelessly to the company network using a cell phone. The employee then configures the cell phone to act as a wireless access point that will allow new employees to connect to the company network. Which type of security threat best describes this situation?
Answer
-
cracking
-
denial of service
-
rogue access point
-
spoofing
Question 58
Question
Refer to the exhibit. All networks are active in the same EIGRP routing domain. When the auto-summary command is issued on R3, which two summary networks will be advertised to the neighbors? (Choose two.)
Answer
-
192.168.1.0/30
-
192.168.10.0/30
-
192.168.10.0/24
-
172.16.3.0/24
-
172.16.0.0/16
Question 59
Question
Refer to the exhibit. Router R3 is receiving multiple routes through the EIGRP routing protocol. Which statement is true about the implementation of summarization in this network?
Answer
-
Automatic summarization has been enabled only for the 172.21.100.0/24 network.
-
Automatic summarization is disabled on R3.
-
Automatic summarization is enabled on neighboring routers.
-
Automatic summarization is disabled on a per-interface basis
Question 60
Question
Refer to the exhibit. Which statement is supported by the output?
Answer
-
A static default route has been manually configured on this router
-
Summarization of routes has been manually configured
-
A default route is being learned through an external process
-
The route to 192.168.1.1 represents the configuration of a loopback interface
Question 61
Question
Which three statements are advantages of using automatic summarization? (Choose three.)
Answer
-
It maximizes the number of routes in the routing table
-
It increases the size of routing updates
-
It reduces the frequency of routing updates
-
It ensures that traffic for multiple subnets uses one path through the internetwork
-
It improves reachability in discontiguous networks
-
It decreases the number of entries in the routing table
Question 62
Question
Which address best summarizes the IPv6 addresses 2001:DB8:ACAD::/48, 2001:DB8:9001::/48, and 2001:DB8:8752::/49?
Answer
-
2001:DB8:8000::/34
-
2001:DB8:8000::/36
-
2001:DB8:8000::/47
-
2001:DB8:8000::/48
Question 63
Question
What is a characteristic of manual route summarization?
Answer
-
requires high bandwidth utilization for the routing updates
-
reduces total number of routes in routing tables
-
cannot include supernet routes
-
has to be configured globally on the router
Question 64
Question
Refer to the exhibit. Which statement accurately reflects the configuration of routing on the HQ router?
Answer
-
A static default route was configured on this router
-
A static default route was learned via EIGRP routing updates
-
The static default route should be redistributed using the default-information originate command
-
The IP address assigned to the GigabitEthernet0/0 interface is 172.16.2.0 255.255.255.0
Question 65
Question
In which IOS CLI mode must a network administrator issue the maximum-paths command to configure load balancing in EIGRP?
Answer
-
global configuration mode
-
interface configuration mode
-
privileged mode
-
router configuration mode
Question 66
Question
Refer to the exhibit. A network administrator has issued the shown commands. The EIGRP routing domain has completely converged and a network administrator is planning on configuring EIGRP authentication throughout the complete network. On which two interfaces should EIGRP authentication be configured between R2 and R3? (Choose two.)
Answer
-
serial 0/0/1 of R2
-
serial 0/1/0 of R2
-
gig 0/0 of R3
-
serial 0/0/1 of R3
-
serial 0/1/0 of R4
Question 67
Question
Two routers, R1 and R2, have established an EIGRP neighbor relationship, but there is still a connectivity problem. Which issue could be causing this problem?
Answer
-
an authentication mismatch
-
an access list that is blocking advertisements from other networks
-
automatic summarization that is disabled on both routers
-
a process ID mismatch
Question 68
Question
Refer to the exhibit. Remote users are experiencing connectivity problems when attempting to reach hosts in the 172.21.100.0 /24 network. Using the output in the exhibit, what is the most likely cause of the connectivity problem?
Answer
-
The passive-interface command is preventing neighbor relationships on interface GigabitEthernet 0/0
-
The hello timer has been modified on interface GigabitEthernet 0/1 of R3 and not on the neighbor, causing a neighbor adjacency not to form.
-
The GigabitEthernet 0/1 interface is not participating in the EIGRP process
-
The GigabitEthernet interfaces are not limiting the flow of EIGRP message information and are being flooded with EIGRP traffic.
Question 69
Question
Refer to the exhibit. After the configuration shown is applied on router R1, the exhibited status message is displayed. Router R1 is unable to form a neighbor relationship with R2 on the serial 0/1/0 interface. What is the most likely cause of this problem?
Answer
-
The passive-interface command should have been issued on serial 0/1/0.
-
The hello interval has been altered on serial 0/1/0 and is preventing a neighbor relationship from forming.
-
The network statement used for EIGRP 55 does not enable EIGRP on interface serial 0/1/0.
-
The IPv4 address configured on the neighbor that is connected to R1 serial 0/1/0 is incorrect.
-
The networks that are configured on serial 0/0/0 and serial 0/1/0 of router R1 are overlapping.
Question 70
Question
Refer to the exhibit. Routers R1 and R2 are directly connected via their serial interfaces and are both running the EIGRP routing protocol. R1 and R2 can ping the directly connected serial interface of their neighbor, but they cannot form an EIGRP neighbor adjacency.
What action should be taken to solve this problem?
Answer
-
Enable the serial interfaces of both routers
-
Configure EIGRP to send periodic updates
-
Configure the same hello interval between the routers
-
Configure both routers with the same EIGRP process ID
Question 71
Question
Refer to the exhibit. Considering that R2, R3, and R4 are correctly configured, why did R1 not establish an adjacency with R2, R3, and R4?
Answer
-
because the automatic summarization is enabled on R1
-
because the Fa0/0 interface of R1 is declared as passive for EIGRP
-
because the IPv4 address on Fa0/0 interface of R1 is incorrect
-
because there is no network command for the network 192.168.1.0/24 on R1
Question 72
Question
In which scenario will the use of EIGRP automatic summarization cause inconsistent routing in a network?
Answer
-
when there is no adjacency that is established between neighboring routers
-
when there is no common subnet that exists between neighboring routers
-
when the routers in an IPv4 network have mismatching EIGRP AS numbers
-
when the routers in an IPv4 network are connected to discontiguous networks with automatic summarization enabled
Question 73
Question
Which command can be issued on a router to verify that automatic summarization is enabled?
Answer
-
show ip eigrp interfaces
-
show ip protocols
-
show ip interface brief
-
show ip eigrp neighbors
Question 74
Question
Which command will a network engineer issue to verify the configured hello and dead timer intervals on a point-to-point WAN link between two routers that are running OSPFv2?
Answer
-
show ip ospf neighbor
-
show ip ospf interface serial 0/0/0
-
show ipv6 ospf interface serial 0/0/0
-
show ip ospf interface fastethernet 0/1
Question 75
Question
A network administrator has just changed the router ID on a router that is working in an OSPFv2 environment. What should the administrator do to reset the adjacencies and use the new router ID?
Answer
-
Configure the network statements.
-
Change the interface priority
-
Issue the clear ip ospf process privileged mode command
-
Change the OSPFv2 process ID
Question 76
Question
Why is MD5 authentication more secure than simple authentication for OSPF updates?
Answer
-
MD5 does not send the password to the neighbor router
-
MD5 requires passwords that are at least 8 characters long
-
MD5 uses both a username and a password to authenticate the neighbor
-
MD5 employs IPsec to keep the updates from being intercepted
Question 77
Question
A network engineer suspects that OSPFv3 routers are not forming neighbor adjacencies because there are interface timer mismatches. Which two commands can be issued on the interface of each OSFPv3 router to resolve all timer mismatches? (Choose two.)
Answer
-
no ipv6 ospf hello-interval
-
no ipv6 ospf dead-interval
-
ip ospf hello-interval 10
-
ip ospf dead-interval 40
-
no ipv6 ospf cost 10
-
no ipv6 router ospf 10
Question 78
Question
Why do OSPF serial interfaces usually require manual bandwidth configuration?
Answer
-
OSPF uses the bandwidth value to compute routes for its routing table
-
Each side of an OSPF serial link should be configured with a unique value
-
All serial interfaces default to a value of 1.544 Mb/s
-
Bandwidth value affects the actual speed of the link
Question 79
Question
Which two pieces of information are used by the OSPF MD5 algorithm to generate a signature? (Choose two.)
Answer
-
secret key
-
OSPF message
-
OSPF router ID
-
router hostname
-
interface IP address
Question 80
Question
A network administrator is verifying a multi-area OSPF configuration by checking the routing table on a router in area 1. The administrator notices a route to a network that is connected to a router in area 2. Which code appears in front of this route in the routing table within area 1?
Question 81
Question
A network engineer is troubleshooting OSPFv2 routing issues on two connected routers. Which two requirements to form an adjacency need to be verified? (Choose two.)
Answer
-
Verify that one of the interfaces that connects the two routers is active and the other passive
-
Verify that one of the routers is the DR or BDR and the other router a DRother
-
Verify that the interfaces that connect the two routers are in the same subnet
-
Verify that the interfaces that connect the two routers are in the same area.
-
Verify that both routers are using the same OSPFv2 process ID
Question 82
Question
Which command is used to verify that OSPF is enabled and also provides a list of the networks that are being advertised by the network?
Answer
-
show ip protocols
-
show ip ospf interface
-
show ip interface brief
-
show ip route ospf
Question 83
Question
Refer to the exhibit. Which two statements are correct? (Choose two.)
Answer
-
The entry for 172.16.200.1 represents a loopback interface
-
The routing table contains routes from multiple areas.
-
To reach network 172.16.2.0, traffic will travel through the GigabitEthernet0/0 interface.
-
The routing table contains two intra-area routes
-
To reach network 192.168.1.0, traffic will exit via the Serial0/0/0 interface
Question 84
Question
Refer to the exhibit. These two routers are configured to run OSPFv3 but they are not forming a neighbor adjacency. What is the cause of the problem?
Answer
-
The routers have the same priority
-
The routers have both been elected as the DR
-
The routers are configured with the same router ID.
-
The routers do not have global IPv6 addresses that are configured on the Fa0/0 interfaces.
Question 85
Question
Which two statements correctly describe OSPF type 3 LSAs? (Choose two.)
Answer
-
Type 3 LSAs are known as autonomous system external LSA entries
-
Type 3 LSAs are generated without requiring a full SPF calculation
-
Type 3 LSAs are used for routes to networks outside the OSPF autonomous system
-
Type 3 LSAs are known as router link entries
-
Type 3 LSAs are used to update routes between OSPF areas
Question 86
Question
Refer to the exhibit. What can be concluded about network 192.168.4.0 in the R2 routing table?
Answer
-
The network was learned from a router within the same area as R2
-
The network was learned through summary LSAs from an ABR
-
The network can be reached through the GigabitEthernet0/0 interface
-
This network should be used to forward traffic toward external networks
Question 87
Question
Which three steps in the design and implementation of a multiarea OSPF network are considered planning steps? (Choose three.)
Answer
-
Verify OSPF
-
Configure OSPF
-
Define the OSPF parameters.
-
Gather the required parameters
-
Troubleshoot the configurations
-
Define the network requirements
Question 88
Question
The network administrator has been asked to summarize the routes for a new OSPF area. The networks to be summarized are 172.16.8.0, 172.16.10.0, and 172.16.12.0 with subnet masks of 255.255.255.0 for each network. Which command should the administrator use to forward the summary route for area 15 into area 0?
Answer
-
area 0 range 172.16.8.0 255.255.255.248
-
area 0 range 172.16.8.0 255.255.248.0
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area 15 range 172.16.8.0 255.255.248.0
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area 15 range 172.16.8.0 255.255.255.248
Question 89
Question
Refer to the exhibit. What is indicated by the O IA in the router output?
Answer
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The route was manually configured
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The route was learned from within the area
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The route was learned from outside the internetwork
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The route was learned from another area
Question 90
Question
Which command can be used to verify the contents of the LSDB in an OSPF area?
Answer
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show ip ospf database
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show ip ospf interface
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show ip ospf neighbor
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show ip route ospf