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Preguntas del test (96)
1Assuming that the routing tables are up to date and no ARP messages are needed, after a packet leaves H1, how many times is the L2 header rewritten in the path to H2?
- A1
- B2
- C3
- D4
- E5
- F6
2Which highlighted value represents a specific destination network in the routing table?
- A0.0.0.0
- B10.16.100.128
- C10.16.100.2
- D110
- E791
3Which type of static route is configured with a greater administrative distance to provide a backup route to a route learned from a dynamic routing protocol?
- Afloating static route
- Bdefault static route
- Csummary static route
- Dstandard static route
4Which route was configured as a static route to a specific network using the next-hop address?
S 10.17.2.0/24 [1/0] via 10.16.2.2
S 0.0.0.0/0 [1/0] via 10.16.2.2
C 10.16.2.0/24 is directly connected, Serial0/0/0
S 10.17.2.0/24 is directly connected, Serial0/0/0- AS 10.17.2.0/24 [1/0] via 10.16.2.2
- BS 0.0.0.0/0 [1/0] via 10.16.2.2
- CC 10.16.2.0/24 is directly connected, Serial0/0/0
- DS 10.17.2.0/24 is directly connected, Serial0/0/0
5What network prefix and prefix-length combination is used to create a default static route that will match any IPv6 destination?
- A:/128
- BFFFF:/128
- C::1/64
- D::/0
6A router has used the OSPF protocol to learn a route to the 172.16.32.0/19 network. Which command will implement a backup floating static route to this network?
- Aip route 172.16.0.0 255.255.240.0 S0/0/0 200
- Bip route 172.16.32.0 255.255.224.0 S0/0/0 200
- Cip route 172.16.0.0 255.255.224.0 S0/0/0 100
- Dip route 172.16.32.0 255.255.0.0 S0/0/0 100
7Currently router R1 uses an EIGRP route learned from Branch2 to reach the 10.10.0.0/16 netowrk. Which floating static route would create a backup route to the 10.10.0.0/16 network in the event that the link between R1 and Branch2 goes down?
- Aip route 10.10.0.0 255.255.0.0 Serial0/0/0 100
- Bip route 10.10.0.0 255.255.0.0 209.165.200.226 100
- Cip route 10.10.0.0 255.255.0.0 209.165.200.225 100
- Dip route 10.10.0.0 255.255.0.0 209.165.200.225 50
8Which statement describes a route that has been learned dynamically?
- AIt is automatically updated and maintained by routing protocols.
- BIt is unaffected by changes in the topology of the network.
- CIt has an administrative distance of 1.
- DIt is identified by the prefix C in the routing table.
9Compared with dynamic routes, what are two advantages of using static routes on a router? (Choose two.)
- AThey automatically switch the path to the destination network when the topology changes
- BThey improve network security
- CThey take less time to converge when the network topology changes
- DThey use fewer router resources
- EThey improve the efficiency of discovering neighboring networks
10To enable RIPv1 routing for specific subnet, the configuration command network 172.16.64.32 was entered by the network administrator. What address, if any, appears in the running configuration file to identify this network?
- A172.16.64.32
- B172.16.64.0
- C172.16.0.0
- DNo address is displayed
11A network administrator adds the default-information originate command to the configuration of a router that uses RIP as the routing protocol. What will result from adding this command?
- AThe router will only forward packets that originate on directly connected networks.
- BThe router will propagate a static default route in its RIP updates, if one is present
- CThe router will be reset to the default factory information
- DThe router will not forward routing information that is learned from other routers.
12What is the administrative distance value that indicates the route for R2 to reach the 10.10.0.0/16 network?
- A1
- B0
- C90
- D20512256
13Which route will a router use to forward an IPv4 packet after examining the routing table for the best match with the destination address?
- Aa level 1 child route
- Ba level 1 parent route
- Ca level 1 ultimate route
- Da level 2 supernet route
14An administrator is attempting to install an IPv6 static route on router R1 to reach the network attached to router R2. After the static route command is entered, connectivity to the network is still failing. What error has been made in the static route configuration?
- AThe network prefix is incorrect
- BThe destination network is incorrect
- CThe interface is incorrect
- DThe next hop address is incorrect
15A network administrator reviews the routing table on the router and sees a route to the destination network 172.16.64.0/18 with a next-hop IP address of 192.168.1.1. What are two descriptions of this route? (Choose two.)
- Aparent route
- Bdefault route
- Clevel 2 child route
- Dultimate route
- Esupernet route
16Which two factors are important when deciding which interior gateway routing protocol to use?
- Ascalability
- BISP selection
- Cspeed of convergence
- Dthe autonomous system that is used
- Ecampus backbone architecture
17Employees of a company connect their wireless laptop computers to the enterprise LAN via wireless access points that are cabled to the Ethernet ports of switches. At which layer of the three-layer hierarchical network design model do these switches operate?
- Aphysical
- Baccess
- Ccore
- Ddata link
- Edistribution
18What is a basic function of the Cisco Borderless Architecture access layer?
- Aaggregates Layer 2 broadcast domains
- Baggregates Layer 3 routing boundaries
- Cprovides access to the user
- Dprovides fault isolation
19What is a characteristic of the distribution layer in the three layer hierarchical model?
- Aprovides access to the rest of the network through switching, routing, and network access policies
- Bdistributes access to end users
- Crepresents the network edge
- Dacts as the backbone for the network, aggregating and distributing network traffic throughout the campus
20Which information does a switch use to populate the MAC address table?
- Athe destination MAC address and the incoming port
- Bthe destination MAC address and the outgoing port
- Cthe source and destination MAC addresses and the incoming port
- Dthe source and destination MAC addresses and the outgoing port
- Ethe source MAC address and the incoming port
- Fthe source MAC address and the outgoing port
21Which statement is correct about Ethernet switch frame forwarding decisions?
- AUnicast frames are always forwarded regardless of the destination MAC address
- BFrame forwarding decisions are based on MAC address and port mappings in the CAM table
- CCut-through frame forwarding ensures that invalid frames are always dropped
- DOnly frames with a broadcast destination address are forwarded out all active switch ports
22What is the name of the layer in the Cisco borderless switched network design that would have more switches deployed than other layers in the network design of a large organization?
- Aaccess
- Bcore
- Cdata link
- Dnetwork
- Enetwork access
23Which switching method drops frames that fail the FCS check?
- Aborderless switching
- Bcut-through switching
- Cingress port buffering
- Dstore-and-forward switching
24In what situation would a Layer 2 switch have an IP address configured?
- Awhen the Layer 2 switch is using a routed port
- Bwhen the Layer 2 switch needs to be remotely managed*
- Cwhen the Layer 2 switch is the default gateway of user traffic
- Dwhen the Layer 2 switch needs to forward user traffic to another device
25A network engineer is examining a configuration implemented by a new intern who attached an IP phone to a switch port and configured the switch. Identify the issue, if any, with the configuration.
- AThe voice VLAN should be 150.
- BThe configuration is correct.
- CThere must be a data VLAN added.
- DThe spanning-tree BPDU guard feature is missing.
- EThe switch port is not configured as a trunk.
26A network administrator is configuring a new Cisco switch for remote management access. Which three items must be configured on the switch for the task? (Choose three.)
- Avty lines
- BVTP domain
- Cloopback address
- Ddefault VLAN
- Edefault gateway
- FIP address
27A network technician has been asked to secure all switches in the campus network. The security requirements are for each switch to automatically learn and add MAC addresses to both the address table and the running configuration. Which port security configuration will meet these requirements?
- Aauto secure MAC addresses
- Bdynamic secure MAC addresses
- Cstatic secure MAC addresses
- Dsticky secure MAC addresses
28A network administrator is configuring port security on a Cisco switch. When a violation occurs, which violation mode that is configured on an interface will cause packets with an unknown source address to be dropped with no notification sent?
- Aoff
- Brestrict
- Cprotect
- Dshutdown
29Two employees in the Sales department work different shifts with their laptop computers and share the same Ethernet port in the office. Which set of commands would allow only these two laptops to use the Ethernet port and create violation log entry without shutting down the port if a violation occurs?
- Aswitchport mode access
switchport port-security - Bswitchport mode access
switchport port-security
switchport port-security maximum 2
switchport port-security mac-address sticky
switchport port-security violation restrict - Cswitchport mode access
switchport port-security maximum 2
switchport port-security mac-address sticky - Dswitchport mode access
switchport port-security maximum 2
switchport port-security mac-address sticky
switchport port-security violation protect
- Aswitchport mode access
30What protocol should be configured on SW-A Port 0/1 if it is to send traffic from multiple VLANs to switch SW-B?
- ARIP v2
- BIEEE 802.1Q
- CSpanning Tree
- DARP
- ERapid Spanning Tree
31A Cisco Catalyst switch has been added to support the use of multiple VLANs as part of an enterprise network. The network technician finds it necessary to clear all VLAN information from the switch in order to incorporate a new network design. What should the technician do to accomplish this task?
- AErase the startup configuration and reboot the switch
- BErase the running configuration and reboot the switch
- CDelete the startup configuration and the vlan.dat file in the flash memory of the switch and reboot the switch
- DDelete the IP address that is assigned to the management VLAN and reboot the switch.
32What will a Cisco LAN switch do if it receives an incoming frame and the destination MAC address is not listed in the MAC address table?
- ADrop the frame.
- BSend the frame to the default gateway address.
- CUse ARP to resolve the port that is related to the frame.
- DForward the frame out all ports except the port where the frame is received.
33What VLANs are allowed across a trunk when the range of allowed VLANs is set to the default value?
- AThe switches will negotiate via VTP which VLANs to allow across the trunk
- BOnly VLAN 1 will be allowed across the trunk.
- COnly the native VLAN will be allowed across the trunk
- DAll VLANs will be allowed across the trunk
34A network administrator is configuring inter-VLAN routing on a network. For now, only one VLAN is being used, but more will be added soon. What is the missing parameter that is shown as the highlighted question mark in the graphic?
- AIt identifies the type of encapsulation that is used
- BIt identifies the VLAN number
- CIt identifies the subinterface
- DIt identifies the number of hosts that are allowed on the interface
- EIt identifies the native VLAN number
35A network administrator is designing an ACL. The networks 192.168.1.0/25, 192.168.0.0/25, 192.168.0.128/25, 192.168.1.128/26, and 192.168.1.192/26 are affected by the ACL. Which wildcard mask, if any, is the most efficient to use when specifying all of these networks in a single ACL permit entry?
- A0.0.0.127
- B0.0.0.255
- C0.0.1.255
- D0.0.255.255
- EA single ACL command and wildcard mask should not be used to specify these particular networks or other traffic will be permitted or denied and present a security risk.
36The computers used by the network administrators for a school are on the 10.7.0.0/27 network. Which two commands are needed at a minimum to apply an ACL that will ensure that only devices that are used by the network administrators will be allowed Telnet access to the routers? (Choose two.)
- Aaccess-class 5 in
- Baccess-list 5 deny any
- Caccess-list standard VTY
- Dpermit 10.7.0.0 0.0.0.127
- Eaccess-list 5 permit 10.7.0.0 0.0.0.31
- Fip access-group 5 out
- Gip access-group 5 in
37A network engineer has created a standard ACL to control SSH access to a router. Which command will apply the ACL to the VTY lines?
- Aaccess-group 11 in
- Baccess-class 11 in
- Caccess-list 11 in
- Daccess-list 110 in
38What is the reason why the DHCPREQUEST message is sent as a broadcast during the DHCPv4 process?
- Afor hosts on other subnets to receive the information
- Bto notify other hosts not to request the same IP address
- Cfor routers to fill their routing tables with this new information
- Dto notify other DHCP servers on the subnet that the IP address was leased
39Which set of commands will configure a router as a DHCP server that will assign IPv4 addresses to the 192.168.100.0/23 LAN while reserving the first 10 and the last addresses for static assignment?
- Aip dhcp excluded-address 192.168.100.1 192.168.100.10
ip dhcp excluded-address 192.168.100.254
ip dhcp pool LAN POOL-100
network 192.168.100.0 255.255.255.0 - Bip dhcp excluded-address 192.168.100.1 192.168.100.9
ip dhcp excluded-address 192.168.101.254
ip dhcp pool LAN POOL-100 ip
network 192.168.100.0 255.255.254.0
ip default-gateway 192.168.100.1 - Cip dhcp excluded-address 192.168.100.1 192.168.100.10
ip dhcp excluded-address 192.168.101.254
ip dhcp pool LAN POOL-100
network 192.168.100.0 255.255.254.0
default-router 192.168.100.1 - Ddhcp pool LAN-POOL 100
ip dhcp excluded-address 192.168.100.1 192.168.100.9
ip dhcp excluded-address 192.168.100.254
network 192.168.100.0 255.255.254.0
default-router 192.168.101.1
- Aip dhcp excluded-address 192.168.100.1 192.168.100.10
40Which command, when issued in the interface configuration mode of a router, enables the interface to acquire an IPv4 address automatically from an ISP, when that link to the ISP is enabled?
- Aip dhcp pool
- Bip address dhcp
- Cservice dhcp
- Dip helper-address
41Refer to the exhibit. A network administrator is configuring a router as a DHCPv6 server. The administrator issues a show ipv6 dhcp pool command to verify the configuration. Which statement explains the reason that the number of active clients is 0?
- AThe default gateway address is not provided in the pool.
- BNo clients have communicated with the DHCPv6 server yet.
- CThe IPv6 DHCP pool configuration has no IPv6 address range specified.
- DThe state is not maintained by the DHCPv6 server under stateless DHCPv6 operation.
42Refer to the exhibit. R1 has been configured as shown. However, PC1 is not able to receive an IPv4 address. What is the problem?
- AA DHCP server must be installed on the same LAN as the host that is receiving the IP address.
- BR1 is not configured as a DHCPv4 server.
- CThe ip address dhcp command was not issued on the interface Gi0/1.
- DThe ip helper-address command was applied on the wrong interface.
43Refer to the exhibit. Which statement shown in the output allows router R1 to respond to stateless DHCPv6 requests?
- Aipv6 unicast-routing
- Bipv6 nd other-config-flag
- Cipv6 dhcp server LAN1
- Dprefix-delegation 2001:DB8:8::/48 00030001000E84244E70
- Edns-server 2001:DB8:8::8
44Refer to the exhibit. NAT is configured on Remote and Main. The PC is sending a request to the web server. What IPv4 address is the source IP address in the packet between Main and the web server?
- A10.130.5.76
- B209.165.200.245
- C203.0.113.5
- D172.16.1.10
- E192.0.2.1
- F209.165.200.226
45Which type of traffic would most likely have problems when passing through a NAT device?
- ATelnet
- BIPsec
- CHTTP
- DICMP
- EDNS
46Refer to the exhibit. Which two statements are correct based on the output as shown in the exhibit? (Choose two.)
- AThe host with the address 209.165.200.235 will respond to requests by using a source address of 209.165.200.235
- BThe output is the result of the show ip nat translations command*
- CTraffic with the destination address of a public web server will be sourced from the IP of 192.168.1.10.
- DThe host with the address 209.165.200.235 will respond to requests by using a source address of 192.168.10.10.
- EThe output is the result of the show ip nat statistics command
47Refer to the exhibit. A network administrator has configured R2 for PAT. Why is the configuration incorrect?
- ANAT-POOL2 is bound to the wrong ACL
- BThe ACL does not define the list of addresses to be translated.
- CThe overload keyword should not have been applied.
- DThe static NAT entry is missing
48A small company has a web server in the office that is accessible from the Internet. The IP address 192.168.10.15 is assigned to the web server. The network administrator is configuring the router so that external clients can access the web server over the Internet. Which item is required in the NAT configuration?
- Aan IPv4 address pool
- Ban ACL to identify the local IPv4 address of the web server
- Cthe keyword overload for the ip nat inside source command
- Dthe ip nat inside source command to link the inside local and inside global addresses
49A college marketing department has a networked storage device that uses the IP address 10.18.7.5, TCP port 443 for encryption, and UDP port 4365 for video streaming. The college already uses PAT on the router that connects to the Internet. The router interface has the public IP address of 209.165.200.225/30. The IP NAT pool currently uses the IP addresses ranging from 209.165.200.228.236. Which configuration would the network administrator add to allow this device to be accessed by the marketing personnel from home?
- Aip nat inside source static tcp 209.165.200.225 443 10.18.7.5 443
- Bip nat inside source static udp 209.165.200.225 4365 10.18.7.5 4365
- CNo additional configuration is necessary
- Dip nat pool mktv 10.18.7.5 10.18.7.5
- Eip nat inside source static tcp 10.18.7.5 443 209.165.200.225 443
ip nat inside source static udp 10.18.7.5 4365 209.165.200.225 4365 - Fip nat outside source static 10.18.7.5 209.165.200.225
50Refer to the exhibit. Based on the output that is shown, what type of NAT has been implemented?
- Astatic NAT with a NAT pool
- Bstatic NAT with one entry
- Cdynamic NAT with a pool of two public IP addresses
- DPAT using an external interface
51Refer to the exhibit. An administrator is trying to configure PAT on R1, but PC-A is unable to access the Internet. The administrator tries to ping a server on the Internet from PC-A and collects the debugs that are shown in the exhibit. Based on this output, what is most likely the cause of the problem?
- AThe inside and outside NAT interlaces have been configured backwards
- BThe inside global address is not on the same subnet as the ISP
- CThe address on Fa0/0 should be 64.100.0.1.
- DThe NAT source access list matches the wrong address range.
52A network engineer is interested in obtaining specific information relevant to the operation of both distribution and access layer Cisco devices. Which command provides common information relevant to both types of devices?
- Ashow port-security
- Bshow ip interface
- Cshow ip protocols
- Dshow mac-address-table
- Eshow cdp neighbors
53Which two statements are correct if a configured NTP master on a network cannot reach any clock with a lower stratum number? (Choose two.)
- AThe NTP master will claim to be synchronized at the configured stratum number.
- BAn NTP server with a higher stratum number will become the master.
- COther systems will be willing to synchronize to that master using NTP.
- DThe NTP master will be the clock with 1 as its stratum number.
- EThe NTP master will lower its stratum number.
54What are three functions provided by the syslog service? (Choose three.)
- Ato specify the destinations of captured messages
- Bto periodically poll agents for data
- Cto select the type of logging information that is captured
- Dto gather logging information for monitoring and troubleshooting
- Eto provide traffic analysis
- Fto provide statistics on packets that are flowing through a Cisco device
55Refer to the exhibit. Which three hosts will receive ARP requests from host A, assuming that port Fa0/4 on both switches is configured to carry traffic for multiple VLANs? (Choose three.)
- Ahost B
- Bhost C
- Chost D
- Dhost E
- Ehost F
- Fhost G
56Refer to the exhibit. An administrator is examining the message in a syslog server. What can be determined from the message?
- AThis is an error message that indicates the system is unusable.
- BThis is an alert message for which immediate action is needed
- CThis is an error message for which warning conditions exist
- DThis is a notification message for a normal but significant condition
57When a customer purchases a Cisco IOS 15.0 software package, what serves as the receipt for that customer and is used to obtain the license as well?
- ASoftware Claim Certificate
- BUnique Device Identifier
- CEnd User License Agreement
- DProduct Activation Key
58Refer to the exhibit. The network administrator enters these commands into the R1 router:
R1# copy running-config tftp
Address or name of remote host [ ]
When the router prompts for an address or remote host name, what IP address should the administrator enter at the prompt?- A192.168.10.2
- B192.168.11.252
- C192.168.11.254
- D192.168.9.254
- E192.168.10.1
59Which configuration would be appropriate for a small business that has the public IP address of 209.165.200.225/30 assigned to the external interface on the router that connects to the Internet?
- Aaccess-list 1 permit 10.0.0.0 0.255.255.255
ip nat inside source list 1 interface serial 0/0/0 overload - Baccess-list 1 permit 10.0.0.0 0.255.255.255
ip nat pool comp 192.168.2.1 192.168.2.8 netmask 255.255.255.240
ip nat inside source list 1 pool comp - Caccess-list 1 permit 10.0.0.0 0.255.255.255
ip nat pool comp 192.168.2.1 192.168.2.8 netmask 255.255.255.240
ip nat inside source list 1 pool comp overload - Daccess-list 1 permit 10.0.0.0 0.255.255.255
ip nat pool comp 192.168.2.1 192.168.2.8 netmask 255.255.255.240
ip nat inside source list 1 pool comp overload
ip nat inside source static 10.0.0.5 209.165.200.225
- Aaccess-list 1 permit 10.0.0.0 0.255.255.255
60Refer to the exhibit. Host A has sent a packet to host B. What will be the source MAC and IP addresses on the packet when it arrives at host B?
- ASource MAC: 00E0.FE91.7799
Source IP: 192.168.1.1 - BSource MAC: 00E0.FE10.17A3
Source IP: 10.1.1.10 - CSource MAC: 00E0.FE91.7799
Source IP: 10.1.1.10 - DSource MAC: 00E0.FE10.17A3
Source IP: 192.168.1.1 - ESource MAC: 00E0.FE91.7799
Source IP: 10.1.1.1
- ASource MAC: 00E0.FE91.7799
61What benefit does NAT64 provide?
- AIt allows sites to use private IPv6 addresses and translates them to global IPv6 addresses.
- BIt allows sites to connect multiple IPv4 hosts to the Internet via the use of a single public IPv4 address.
- CIt allows sites to connect IPv6 hosts to an IPv4 network by translating the IPv6 addresses to IPv4 addresses.
- DIt allows sites to use private IPv4 addresses, and thus hides the internal addressing structure from hosts on public IPv4 networks.
62What is the effect of configuring the ipv6 unicast-routing command on a router?
- Ato assign the router to the all-nodes multicast group
- Bto enable the router as an IPv6 router
- Cto permit only unicast packets on the router
- Dto prevent the router from joining the all-routers multicast group
63What is a characteristic of a static route that creates a gateway of last resort?
- AIt backs up a route already discovered by a dynamic routing protocol.
- BIt uses a single network address to send multiple static routes to one destination address.
- CIt identifies the gateway IP address to which the router sends all IP packets for which it does not have a learned or static route
- DIt is configured with a higher administrative distance than the original dynamic routing protocol has.
64Refer to the exhibit. Which route was configured as a static route to a specific network using the next-hop address?
- AS 0.0.0.0/0 [1/0] via 172.16.2.2
- BS 192.168.2.0/24 [1/0] via 172.16.2.2
- CS 192.168.2.0/24 is directly connected. Serial 0/0/0
- DC 172.16.2.0/24 is directly connected. Serial0/0/0
65Refer to the exhibit. Which command will properly configure an IPv6 static route on R2 that will allow traffic from PC2 to reach PC1 without any recursive lookups by router R2?
- AR2(config)# ipv6 route 2001:db8:10:12::/64 2001:db8:32::1
- BR2(config)# ipv6 route 2001:db8:10:12::/64 S0/0/0
- CR2(config)# ipv6 route ::/0 2001:db8:32::1
- DR2(config)# ipv6 route 2001:db8:10:12::/64 S0/0/1
66Which network design may be recommended for a small campus site that consists of a single building with a few users?
- Aa network design where the access and distribution layers are collapsed into a single layer
- Ba network design where the access and core layers are collapsed into a single layer
- Ca collapsed core network design
- Da three-tier campus network design where the access, distribution, and core are all separate layers, each one with very specific functions
67Which information does a switch use to keep the MAC address table information current?
- Athe destination MAC address and the incoming port
- Bthe destination MAC address and the outgoing port
- Cthe source and destination MAC addresses and the incoming port
- Dthe source and destination MAC addresses and the outgoing port
- Ethe source MAC address and the incoming port
- Fthe source MAC address and the outgoing port
68Which advantage does the store-and-forward switching method have compared with the cut-through switching method?
- Acollision detecting
- Bframe error checking
- Cfaster frame forwarding
- Dframe forwarding using IPv4 Layer 3 and 4 information
69Which characteristic describes cut-through switching?
- AFrames are forwarded without any error checking.
- BError-free fragments are forwarded, so switching accurs with lower latency.
- CBuffering is used to support different Ethernet speeds.
- DOnly outgoing frames are checked for errors.
70What is a result of connecting two or more switches together?
- AThe number of broadcast domains is increased.
- BThe size of the broadcast domain is increased.
- CThe number of collision domains is reduced.
- DThe size of the collision domain is increased.
71Which commands are used to re-enable a port that has been disabled as a result of a port security violation?
- Ashutdown
no shutdown - Bshutdown
no switchport port-security - Cshutdown
no switchport port-security violation shutdown - Dshutdown
no switchport port-security maximum
- Ashutdown
72Which two characteristics describe the native VLAN? (Choose two.)
- ADesigned to carry traffic that is generated by users, this type of VLAN is also known as the default VLAN.
- BThe native VLAN traffic will be untagged across the trunk link.
- CThis VLAN is necessary for remote management of a switch.
- DHigh priority traffic, such as voice traffic, uses the native VLAN.
- EThe native VLAN provides a common identifier to both ends of a trunk.*
73Which type of traffic is designed for a native VLAN?
- Amanagement
- Buser-generated
- Ctagged
- Duntagged
74An administrator is trying to remove configurations from a switch. After using the command erase startup-config and reloading the switch, the administrator finds that VLANs 10 and 100 still exist on the switch. Why were these VLANs not removed?
- AThese VLANs are default VLANs that cannot be removed.
- BThese VLANs cannot be deleted unless the switch is in VTP client mode.
- CThese VLANs can only be removed from the switch by using the no vlan 10 and no vlan 100 commands.
- DBecause these VLANs are stored in a file that is called vlan.dat that is located in flash memory, this file must be manually deleted.
75Refer to the exhibit. Inter-VLAN communication between VLAN 10, VLAN 20, and VLAN 30 is not successful. What is the problem?
- AThe access interfaces do not have IP addresses and each should be configured with an IP address.
- BThe switch interface FastEthernet0/1 is configured as an access interface and should be
- Cconfigured as a trunk interface.
- DThe switch interface FastEthernet0/1 is configured to not negotiate and should be configured to negotiate.
- EThe switch interfaces FastEthernet0/2, FastEthernet0/3, and FastEthernet0/4 are configured to not negotiate and should be configured to negotiate.
76A network administrator is configuring an ACL with the command access-list 10 permit 172.16.32.0 0.0.15.255. Which IPv4 address matches the ACE?
- A172.16.20.2
- B172.16.26.254
- C172.16.36.255
- D172.16.48.5
77Refer to the exhibit. A PC at address 10.1.1.45 is unable to access the Internet. What is the most likely cause of the problem?
- AThe NAT pool has been exhausted.
- BThe wrong netmask was used on the NAT pool.
- CAccess-list 1 has not been configured properly.
- DThe inside and outside interfaces have been configured backwards.
78A network administrator is verifying a configuration that involves network monitoring. What is the purpose of the global configuration command logging trap 4?
- ASystem messages will be forwarded to the number following the logging trap argument.
- BSystem messages that exist in levels 4-7 must be forwarded to a specific logging server.
- CSystem messages that match logging levels 0-4 will be forwarded to a specified logging device.
- DSystem messages will be forwarded using a SNMP version that matches the argument that follows the logging trap command.
79What is indicated by the M in the Cisco IOS image name c1900-universalk9-mz.SPA.153-3.M.bin?
- Aa maintenance deployment release
- Ba minor release
- Ca mainline release
- Dan extended maintenance release
80Refer to the exhibit. A network engineer is preparing to upgrade the IOS system image on a Cisco 2901 router. Based on the output shown, how much space is available for the new image?
- A25574400 bytes
- B249856000 bytes
- C221896413 bytes
- D33591768 bytes
81Refer to the exhibit. Based on the exhibited configuration and output, what are two reasons VLAN 99 missing? (Choose two.)
- Abecause there is a cabling problem on VLAN 99
- Bbecause VLAN 99 is not a valid management VLAN
- Cbecause VLAN 1 is up and there can only be one management VLAN on the switch
- Dbecause VLAN 99 needs to be entered as a VLAN under an interface before it can become an active interface
- Ebecause the VLAN 99 has not been manually entered into the VLAN database with the vlan 99 command
82On which two routers would a default static route be configured? (Choose two.)
- Astub router connection to the rest of the corporate or campus network
- Bany router where a backup route to dynamic routing is needed for reliability
- Cedge any router running an IOS prior to 12.0
router connection to the ISP - Dthe router that serves as the gateway of last resort
83The exhibit shows two PCs called PC A and PC B, two routes called R1 and R2, and two switches. PC A has the address 172.16.1.1/24 and is connected to a switch and into an interface on R1 that has the IP address 172.16.1.254. PC B has the address 172.16.2.1/24 and is connected to a switch that is connected to another interface on R1 with the IP address 172.16.2.254. The serial interface on R1 has the address 172.16.3.1 and is connected to the serial interface on R2 that has the address 172.16.3.2/24. R2 is connected to the internet cloud. Which command will create a static route on R2 in order to reach PC B?
- AR2(config)# ip route 172.16.2.1 255.255.255.0 172.16.3.1
- BR2(config)# ip route 172.16.2.0 255.255.255.0 172.16.2.254
- CR2(config)# ip route 172.16.2.0 255.255.255.0 172.16.3.1
- DR2(config)# ip route 172.16.3.0 255.255.255.0 172.16.2.254
84Refer to the exhibit. R1 was configured with the static route command ip route 209.165.200.224 255.255.255.224 S0/0/0 and consequently users on network 172.16.0.0/16 are unable to reach resources on the Internet. How should this static route be changed to allow user traffic from the LAN to reach the Internet?
- AAdd an administrative distance of 254.
- BChange the destination network and mask to 0.0.0.0 0.0.0.0
- CChange the exit interface to S0/0/1.
- DAdd the next-hop neighbor address of 209.165.200.226.
85Refer to the exhibit. Router R1 has an OSPF neighbor relationship with the ISP router over the 192.168.0.32 network. The 192.168.0.36 network link should serve as a backup when the OSPF link goes down. The floating static route command ip route 0.0.0.0 0.0.0.0 S0/0/1 100 was issued on R1 and now traffic is using the backup link even when the OSPF link is up and functioning. Which change should be made to the static route command so that traffic will only use the OSPF link when it is up?
- AAdd the next hop neighbor address of 192.168.0.36.
- BChange the administrative distance to 1.
- CChange the destination network to 192.168.0.34.
- DChange the administrative distance to 120.
86Refer to the exhibit. All hosts and router interfaces are configured correctly. Pings to the server from both H1 and H2 and pings between H1 and H2 are not successful. What is causing this problem?
- ARIPv2 does not support VLSM.
- BRIPv2 is misconfigured on router R1.
- CRIPv2 is misconfigured on router R2.
- DRIPv2 is misconfigured on router R3.
- ERIPv2 does not support discontiguous networks.
87What caused the following error message to appear?01:11:12: %PM-4-ERR_DISABLE: psecure-violation error detected on Fa0/8, putting Fa0/8 in err-disable state01:11:12: %PORT_SECURITY-2-PSECURE_VIOLATION: Security violation occurred, caused by MAC address 0011.a0d4.12a0 on port FastEthernet0/8.01:11:13: %LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet0/8, changed state to down01:11:14: %LINK-3-UPDOWN: Interface FastEthernet0/8, changed state to down
- AAn unauthorized user tried to telnet to the switch through switch port Fa0/8.
- BAnother switch was connected to this switch port with the wrong cable.
- CNAT was enabled on a router, and a private IP address arrived on switch port Fa0/8.
- DA host with an invalid IP address was connected to a switch port that was previously unused.
- EPort security was enabled on the switch port, and an unauthorized connection was made on switch port Fa0/8.
88Refer to the exhibit. A small business uses VLANs 2, 3, 4, and 5 between two switches that have a trunk link between them. What native VLAN should be used on the trunk if Cisco best practices are being implemented?
- A1
- B2
- C3
- D4
- E5
- F6
- G11
89Which statement describes a characteristic of the extended range VLANs that are created on a Cisco 2960 switch?
- AThey are numbered VLANs 1002 to 1005.
- BThey cannot be used across multiple switches.
- CThey are reserved to support Token Ring VLANs.
- DThey are not stored in the vlan.dat file.
90A network administrator is using the router-on-a-stick method to configure inter-VLAN routing. Switch port Gi1/1 is used to connect to the router. Which command should be entered to prepare this port for the task?
- ASwitch(config)# interface gigabitethernet 1/1
Switch(config-if)# spanning-tree vlan 1 - BSwitch(config)# interface gigabitethernet 1/1
Switch(config-if)# spanning-tree portfast - CSwitch(config)# interface gigabitethernet 1/1
Switch(config-if)# switchport mode trunk - DSwitch(config)# interface gigabitethernet 1/1
Switch(config-if)# switchport access vlan 1
- ASwitch(config)# interface gigabitethernet 1/1
91What will be the result of adding the command ip dhcp excluded-address 172.16.4.1 172.16.4.5 to the configuration of a local router that has been configured as a DHCP server?
- ATraffic that is destined for 172.16.4.1 and 172.16.4.5 will be dropped by the router.
- BTraffic will not be routed from clients with addresses between 172.16.4.1 and 172.16.4.5.
- CThe DHCP server function of the router will not issue the addresses from 172.16.4.1through 172.16.4.5 inclusive.
- DThe router will ignore all traffic that comes from the DHCP servers with addresses 172.16.4.1 and 172.16.4.5.
92A host on the 10.10.100.0/24 LAN is not being assigned an IPv4 address by an enterprise DHCP server with the address 10.10.200.10/24. What is the best way for the network engineer to resolve this problem?
- AIssue the command ip helper-address 10.10.200.10 on the router interface that is the 10.10.100.0/24 gateway.
- BIssue the command default-router 10.10.200.10 at the DHCP configuration prompt on the 10.10.100.0/24 LAN gateway router.
- CIssue the command ip helper-address 10.10.100.0 on the router interface that is the 10.10.200.0/24 gateway.
- DIssue the command network 10.10.200.0 255.255.255.0 at the DHCP configuration prompt on the 10.10.100.0/24 LAN gateway router.
93What is used in the EUI-64 process to create an IPv6 interface ID on an IPv6 enabled interface?
- Athe MAC address of the IPv6 enabled interface
- Ba randomly generated 64-bit hexadecimal address
- Can IPv6 address that is provided by a DHCPv6 server
- Dan IPv4 address that is configured on the interface
94Refer to the exhibit. NAT is configured on RT1 and RT2. The PC is sending a request to the web server. What IPv4 address is the source IP address in the packet between RT2 and the web server?
- A192.0.2.2
- B172.16.1.10
- C203.0.113.10
- D172.16.1.254
- E192.168.1.5
- F209.165.200.245
95Refer to the exhibit. A company has an internal network of 172.16.25.0/24 for their employee workstations and a DMZ network of 172.16.12.0/24 to host servers. The company uses NAT when inside hosts connect to outside network. A network administrator issues the show ip nat translations command to check the NAT configurations. Which one of source IPv4 addresses is translated by R1 with PAT?
- A10.0.0.31
- B172.16.12.5
- C172.16.12.33
- D192.168.1.10
- E172.16.25.35
96What is the purpose of the Cisco PAK?
- AIt is a key for enabling an IOS feature set.
- BIt is a proprietary encryption algorithm.
- CIt is a compression file type used when installing IOS 15 or an IOS upgrade.
- DIt is a way to compress an existing IOS so that a newer IOS version can be co-installed on a router.
Información
- Descripción
- Test sobre Sin título, creado por Jared Wiley el 06/12/2018.
- Autor
- Jared Wiley
- Idioma
- English
- Visitas
- 0
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