Julien final review

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c. Delete the startup configuration and the vlan.dat file in the flash memory of the switch and reboot the switch.

A 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? a. Erase the startup configuration and reboot the switch. b. Erase the running configuration and reboot the switch. c. Delete the startup configuration and the vlan.dat file in the flash memory of the switch and reboot the switch. d. Delete the IP address that is assigned to the management VLAN and reboot the switch

c. ip 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

A 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? a. ip nat pool mktv 10.18.7.5 10.18.7.5 b. ip nat outside source static 10.18.7.5 209.165.200.225 c. ip 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 d. ip nat inside source static tcp 209.165.200.225 443 10.18.7.5 443 ip nat inside source static udp 209.165.200.225 4365 10.18.7.5 4365 e. No additional configuration is necessary

c. The router will propagate a static default route in its RIP updates, if one is present.

A 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? a. The router will be reset to the default factory information. b. The router will not forward routing information that is learned from other routers. c. The router will propagate a static default route in its RIP updates, if one is present. d. The router will only forward packets that originate on directly connected networks.

a. IP address c. vty lines e. default VLAN

A 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.) a. IP address b. VTP domain c. vty lines d. default VLAN e. default gateway f. loopback address

a. IP address c. vty lines e. default gateway

A 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.) a. IP address b. VTP domain c. vty lines d. default VLAN e. default gateway f. loopback address

c. protect

A 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? a. off b. restrict c. protect d. shutdown

c. 0.0.1.255

A 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? a. 0.0.0.127 b. 0.0.0.255 c. 0.0.1.255 d. 0.0.255.255 e. A 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.

c. ultimate route e. level 2 child route

A 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.) a. default route b. supernet route c. ultimate route d. parent route e. level 2 child route

b. access-class 11 in

A network engineer has created a standard ACL to control SSH access to a router. Which command will apply the ACL to the VTY lines? a. access-group 11 in b. access-class 11 in c. access-list 11 in d. access-list 110 in

c. show cdp neighbors

A 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? a. show ip protocols b. show ip interface c. show cdp neighbors d. show port-security e. show mac-address-table

d. sticky secure MAC addresses

A 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? a. auto secure MAC addresses b. dynamic secure MAC addresses c. static secure MAC addresses d. sticky secure MAC addresses

b. ip route 172.16.32.0 255.255.224.0 S0/0/0 200

A 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? a. ip route 172.16.0.0 255.255.240.0 S0/0/0 200 b. ip route 172.16.32.0 255.255.224.0 S0/0/0 200 c. ip route 172.16.0.0 255.255.224.0 S0/0/0 100 d. ip route 172.16.32.0 255.255.0.0 S0/0/0 100

a. They improve network security. b. They use fewer router resources.

Compared with dynamic routes, what are two advantages of using static routes on a router? (Choose two.) a. They improve netw​ork security. b. They use fewer router resources. c. They improve the efficiency of discovering neighboring networks. d. They take less time to converge when the network topology changes. e. They automatically switch the path to the destination network when the topology changes.

d. access

Employees 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? a. distribution b. data link c. physical d. access e. core

c. when the Layer 2 switch needs to be remotely managed

In what situation would a Layer 2 switch have an IP address configured? a. when the Layer 2 switch needs to forward user traffic to another device b. when the Layer 2 switch is the default gateway of user traffic c. when the Layer 2 switch needs to be remotely managed d. when the Layer 2 switch is using a routed port

a. stub router connection to the rest of the corporate or campus network c. edge router connection to the ISP

On which two routers would a default static route be configured? (Choose two.) a. stub router connection to the rest of the corporate or campus network b. any router where a backup route to dynamic routing is needed for reliability c. edge router connection to the ISP d. any router running an IOS prior to 12.0 e. the router that serves as the gateway of last resort

b. 2

Refer to the exhibit. Assuming 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 H3? a. 1 b. 2 c. 3 d. 4 e. 5 f. 6

b. NAT-POOL2 is bound to the wrong ACL.

Refer to the exhibit. A network administrator has configured R2 for PAT. Why is the configuration incorrect? a. The static NAT entry is missing. b. NAT-POOL2 is bound to the wrong ACL. c. The ACL does not define the list of addresses to be translated. d. The overload keyword should not have been applied.

4. The state is not maintained by the DHCPv6 server under stateless DHCPv6 operation.

Refer 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? 1. The default gateway address is not provided in the pool. 2. No clients have communicated with the DHCPv6 server yet. 3. The IPv6 DHCP pool configuration has no IPv6 address range specified. 4. The state is not maintained by the DHCPv6 server under stateless DHCPv6 operation.

d. The state is not maintained by the DHCPv6 server under stateless DHCPv6 operation

Refer 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? a. The default gateway address is not provided in the pool. b. No clients have communicated with the DHCPv6 server yet. c. The IPv6 DHCP pool configuration has no IPv6 address range specified. d. The state is not maintained by the DHCPv6 server under stateless DHCPv6 operation.

d. 192.168.11.252

Refer 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? a. 192.168.9.254 b. 192.168.10.1 c. 192.168.10.2 d. 192.168.11.252 e. 192.168.11.254

b. It identifies the VLAN number

Refer to the exhibit. A 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? a.It identifies the subinterface. b. It identifies the VLAN number. c.It identifies the native VLAN number. d. It identifies the type of encapsulation that is used. e. It identifies the number of hosts that are allowed on the interface.

2. The configuration is correct.

Refer to the exhibit. A 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. 1. The voice VLAN should be 150. 2. The configuration is correct. 3. There must be a data VLAN added. 4. The spanning-tree BPDU guard feature is missing. 5. The switch port is not configured as a trunk.

c. RIPv2 is misconfigured on router R2.

Refer 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? a. RIPv2 does not support VLSM. b. RIPv2 is misconfigured on router R1. c. RIPv2 is misconfigured on router R2. d. RIPv2 is misconfigured on router R3. e. RIPv2 does not support discontiguous networks.

a. This is a notification message for a normal but significant condition.

Refer to the exhibit. An administrator is examining the message in a syslog server. What can be determined from the message? a. This is a notification message for a normal but significant condition. b. This is an alert message for which immediate action is needed. c. This is an error message for which warning conditions exist. d. This is an error message that indicates the system is unusable.

c. The inside global address is not on the same subnet as the ISP.

Refer 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? a. The address on Fa0/0 should be 64.100.0.1. b. The NAT source access list matches the wrong address range. c. The inside global address is not on the same subnet as the ISP. d. The inside and outside NAT interfaces have been configured backwards.

2

Refer to the exhibit. Assuming 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? 1 2 3 4 5 6

4. because VLAN 99 needs to be entered as a VLAN under an interface before it can become an active interface 5. because the VLAN 99 has not been manually entered into the VLAN database with the vlan 99 command

Refer to the exhibit. Based on the exhibited configuration and output, what are two reasons VLAN 99 missing? (Choose two.) 1. because there is a cabling problem on VLAN 99 2. because VLAN 99 is not a valid management VLAN 3. because VLAN 1 is up and there can only be one management VLAN on the switch 4. because VLAN 99 needs to be entered as a VLAN under an interface before it can become an active interface 5. because the VLAN 99 has not been manually entered into the VLAN database with the vlan 99 command

b. PAT using an external interface

Refer to the exhibit. Based on the output that is shown, what type of NAT has been implemented? a. dynamic NAT with a pool of two public IP addresses b. PAT using an external interface c. static NAT with one entry d. static NAT with a NAT pool

c. ip route 10.10.0.0 255.255.0.0 209.165.200.225 100

Refer to the exhibit. Currently router R1 uses an EIGRP route learned from Branch2 to reach the 10.10.0.0/16 network. 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? a. ip route 10.10.0.0 255.255.0.0 Serial 0/0/0 100 b. ip route 10.10.0.0 255.255.0.0 209.165.200.226 100 c. ip route 10.10.0.0 255.255.0.0 209.165.200.225 100 d. ip route 10.10.0.0 255.255.0.0 209.165.200.225 50

c. 203.0.113.5

Refer 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? a. 10.130.5.76 b. 209.165.200.245 c. 203.0.113.5 d. 172.16.1.10 e. 192.0.2.1 f. 209.165.200.226

c. Change the destination network and mask to 0.0.0.0 0.0.0.0.

Refer 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? a. Add the next-hop neighbor address of 209.165.200.226. b. Change the exit interface to S0/0/1. c. Change the destination network and mask to 0.0.0.0 0.0.0.0. d. Add an administrative distance of 254.

d. Change the administrative distance to 120.

Refer 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?​ a. Add the next hop neighbor address of 192.168.0.36. b. Change the administrative distance to 1. c. Change the destination network to 192.168.0.34. d. Change the administrative distance to 120.

a. 1

Refer to the exhibit. What is the administrative distance value that indicates the route for R2 to reach the 10.10.0.0/16 network? a. 1 b. 0 c. 90 d. 20512256

b. 1

Refer to the exhibit. What is the administrative distance value that indicates the route for R2 to reach the 10.10.0.0/16 network? a. 110 b. 1 c. 782 d. 0

c. IEEE 802.1Q

Refer to the exhibit. What protocol should be configured on SW-A Port 0/1 if it is to send traffic from multiple VLANs to switch SW-B? a. Spanning Tree b. RIP v2 c. IEEE 802.1Q d. ARP e. Rapid Spanning Tree

b. 172.16.100.128

Refer to the exhibit. Which highlighted value represents a specific destination network in the routing table? a. 0.0.0.0 b. 172.16.100.128 c. 172.16.100.2 d. 110 e. 791

b. 172.16.100.64

Refer to the exhibit. Which highlighted value represents a specific destination network in the routing table? a. 0.0.0.0 b. 172.16.100.64 c. 172.16.100.2 d. 110 e. 791

b. S 192.168.2.0/24 [1/0] via 172.16.2.2

Refer to the exhibit. Which route was configured as a static route to a specific network using the next-hop address? a. C 172.16.2.0/24 is directly connected, Serial0/0/0 b. S 192.168.2.0/24 [1/0] via 172.16.2.2 c. S 192.168.2.0/24 is directly connected, Serial 0/0/0 d. S 0.0.0.0/0 [1/0] via 172.16.2.2

d. ipv6 nd other-config-flag​

Refer to the exhibit. Which statement shown in the output allows router R1 to respond to stateless DHCPv6 requests? a. ipv6 unicast-routing b. dns-server 2001:DB8:8::8​ c. ipv6 dhcp server LAN1​ d. ipv6 nd other-config-flag​ e. prefix-delegation 2001:DB8:8::/48 00030001000E84244E70​

a. The output is the result of the show ip nat translations command. b. The host with the address 209.165.200.235 will respond to requests by using a source address of 192.168.10.10

Refer to the exhibit. Which two statements are correct based on the output as shown in the exhibit? (Choose two.) a. The output is the result of the show ip nat translations command. b. The host with the address 209.165.200.235 will respond to requests by using a source address of 192.168.10.10. c. The host with the address 209.165.200.235 will respond to requests by using a source address of 209.165.200.235. d. Traffic with the destination address of a public web server will be sourced from the IP of 192.168.1.10. e. The output is the result of the show ip nat statistics command.

a. access-class 5 in d. access-list 5 permit 10.7.0.0 0.0.0.31

The 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.) a. access-class 5 in b. access-list 5 deny any c. access-list standard VTY permit 10.7.0.0 0.0.0.127 d. access-list 5 permit 10.7.0.0 0.0.0.31 e. ip access-group 5 out f. ip access-group 5 in

b. switchport mode access switchport port-security switchport port-security maximum 2 switchport port-security mac-address sticky switchport port-security violation restrict

Two 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? a. switchport mode access switchport port-security b. switchport mode access switchport port-security switchport port-security maximum 2 switchport port-security mac-address sticky switchport port-security violation restrict c. switchport mode access switchport port-security maximum 2 switchport port-security mac-address sticky d. switchport mode access switchport port-security maximum 2 switchport port-security mac-address sticky switchport port-security violation protect

a. All VLANs will be allowed across the trunk.

What VLANs are allowed across a trunk when the range of allowed VLANs is set to the default value? a. All VLANs will be allowed across the trunk. b. Only VLAN 1 will be allowed across the trunk. c. Only the native VLAN will be allowed across the trunk. d. The switches will negotiate via VTP which VLANs to allow across the trunk.

a. to gather logging information for monitoring and troubleshooting b. to select the type of logging information that is captured c. to specify the destinations of captured messages

What are three functions provided by the syslog service? (Choose three.) a. to gather logging information for monitoring and troubleshooting b. to select the type of logging information that is captured c. to specify the destinations of captured messages d. to periodically poll agents for data e. to provide statistics on packets that are flowing through a Cisco device f. to provide traffic analysis

c. provides access to the user

What is a basic function of the Cisco Borderless Architecture access layer? a. aggregates Layer 2 broadcast domains b. aggregates Layer 3 routing boundaries c. provides access to the user d. provides fault isolation

b. provides access to the rest of the network through switching, routing, and network access policies

What is a characteristic of the distribution layer in the three layer hierarchical model? a. acts as the backbone for the network, aggregating and distributing network traffic throughout the campus b. provides access to the rest of the network through switching, routing, and network access policies c. distributes access to end users d. represents the network edge

a. access

What 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? a. access b. core c. data link d. network e. network access

a. to notify other DHCP servers on the subnet that the IP address was leased

What is the reason why the DHCPREQUEST message is sent as a broadcast during the DHCPv4 process? a. to notify other DHCP servers on the subnet that the IP address was leased b. to notify other hosts not to request the same IP address c. for hosts on other subnets to receive the information d. for routers to fill their routing tables with this new information

b. ::/0

What network prefix and prefix-length combination is used to create a default static route that will match any IPv6 destination? a. ::/128 b. ::/0 c. ::1/64 d. FFFF::/128

d. Forward the frame out all ports except the port where the frame is received.

What 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? a. Drop the frame. b. Send the frame to the default gateway address. c. Use ARP to resolve the port that is related to the frame. d. Forward the frame out all ports except the port where the frame is received.

d. Product Activation Key

When 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? a. Software Claim Certificate b. End User License Agreement c. Unique Device Identifier d. Product Activation Key

b. frame error checking

Which advantage does the store-and-forward switching method have compared with the cut-through switching method? a. collision detecting b. frame error checking c. faster frame forwarding d. frame forwarding using IPv4 Layer 3 and 4 information

c. R2(config)# ip route 172.16.2.0 255.255.255.0 172.16.3.1

Which command will create a static route on R2 in order to reach PC B? a. R2(config)# ip route 172.16.2.1 255.255.255.0 172.16.3.1 b. R2(config)# ip route 172.16.2.0 255.255.255.0 172.16.2.254 c. R2(config)# ip route 172.16.2.0 255.255.255.0 172.16.3.1 d. R2(config)# ip route 172.16.3.0 255.255.255.0 172.16.2.254

b. ip address dhcp

Which 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? a. ip dhcp pool b. ip address dhcp c. service dhcp d. ip helper-address

e. the source MAC address and the incoming port

Which information does a switch use to populate the MAC address table? a. the destination MAC address and the incoming port b. the destination MAC address and the outgoing port c. the source and destination MAC addresses and the incoming port d. the source and destination MAC addresses and the outgoing port e. the source MAC address and the incoming port f. the source MAC address and the outgoing port

b. ip 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

Which 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? a. ip 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 ip default-gateway 192.168.100.1 b. ip 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 c. dhcp 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 d. 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

a. It is automatically updated and maintained by routing protocols.

Which statement describes a route that has been learned dynamically? a. It is automatically updated and maintained by routing protocols. b. It is unaffected by changes in the topology of the network. c. It has an administrative distance of 1. d. It is identified by the prefix C in the routing table.

a. Frame forwarding decisions are based on MAC address and port mappings in the CAM table.

Which statement is correct about Ethernet switch frame forwarding decisions? a. Frame forwarding decisions are based on MAC address and port mappings in the CAM table. b. Cut-through frame forwarding ensures that invalid frames are always dropped. c. Only frames with a broadcast destination address are forwarded out all active switch ports. d. Unicast frames are always forwarded regardless of the destination MAC address.

d. store-and-forward switching

Which switching method drops frames that fail the FCS check? a. borderless switching b. cut-through switching c. ingress port buffering d. store-and-forward switching

a. scalability c. speed of convergence

Which two factors are important when deciding which interior gateway routing protocol to use? (Choose two.) a. scalability b. ISP selection c. speed of convergence d. the autonomous system that is used e. campus backbone architecture

a. The NTP master will claim to be synchronized at the configured stratum number​. d. Other systems will be willing to synchronize to that master using NTP​.

Which two statements are correct if a configured NTP master on a network cannot reach any clock with a lower stratum number? (Choose two.) a. The NTP master will claim to be synchronized at the configured stratum number​. b. The NTP master will be the clock with 1 as its stratum number​. c. An NTP server with a higher stratum number will become the master. d. Other systems will be willing to synchronize to that master using NTP​. e. The NTP master will lower its stratum number

b. floating static route

Which 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? a. standard static route b. floating static route c. default static route d. summary static route


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