CCNA 2

Refer to the exhibit. All workstations are configured correctly in VLAN 20. Workstations that are connected to switch SW1 are not able to send traffic to workstations on SW2. What could be done to remedy the problem? -Allow VLAN 20 on the trunk link. -Enable DTP on both ends of the trunk. -Configure all workstations on SW1 to be part of the default VLAN. -Configure all workstations on SW2 to be part of the native VLAN.

-Allow VLAN 20 on the trunk link.

Refer to the exhibit. A network engineer is troubleshooting host connectivity on a LAN that uses a first hop redundancy protocol. Which IPv4 gateway address should be configured on the host? 192.168.2.0 192.168.2.1 192.168.2.2 192.168.2.100

192.168.2.100

Refer to the exhibit. PC1 is configured to obtain a dynamic IP address from the DHCP server. PC1 has been shut down for two weeks. When PC1 boots and tries to request an available IP address, which destination IP address will PC1 place in the IP header? 192.168.1.8 192.168.1.1 192.168.1.255 255.255.255.255

255.255.255.255

Refer to the exhibit. How many broadcast domains are displayed? 1 4 8 16 55

8

The address pool of a DHCP server is configured with 192.168.234.0/27. The network administrator reserves 22 IP addresses for IP phones. How many IP addresses are left in the pool to be assigned to other hosts? 8 10 21 18 0

8

Which spanning tree standard supports only one root bridge so that traffic from all VLANs flows over the same path? PVST+ 802.1D MST Rapid PVST

802.1D

Which switch component reduces the amount of packet handling time inside the switch? ASIC dual processors large buffer size store-and-forward RAM

ASIC

A host PC is attempting to lease an address through DHCP. What message is sent by the server to let the client know it is able to use the provided IP information? DHCPDISCOVER DHCPOFFER DHCPREQUEST DHCPACK DHCPNACK

DHCPACK

Which message does an IPv4 host use to reply when it receives a DHCPOFFER message from a DHCP server? DHCPACK DHCPREQUEST DHCPDISCOVER DHCPOFFER

DHCPREQUEST

Refer to the exhibit. Which switching technology would allow each access layer switch link to be aggregated to provide more bandwidth between each Layer 2 switch and the Layer 3 switch? HSRP PortFast trunking EtherChannel

EtherChannel

A company uses DHCP servers to dynamically assign IPv4 addresses to employee workstations. The address lease duration is set as 5 days. An employee returns to the office after an absence of one week. When the employee boots the workstation, it sends a message to obtain an IP address. Which Layer 2 and Layer 3 destination addresses will the message contain? -MAC address of the DHCP server and 255.255.255.255 -FF-FF-FF-FF-FF-FF and 255.255.255.255 -FF-FF-FF-FF-FF-FF and IPv4 address of the DHCP server -both MAC and IPv4 addresses of the DHCP server

FF-FF-FF-FF-FF-FF and 255.255.255.255

Open the PT Activity. Perform the tasks in the activity instructions and then answer the question. Which message is displayed when 10.10.10.1 is entered into the PC1 Web Browser address bar? Local Server Test Server File Server Cisco Server

File Server

Which characteristic describes cut-through switching? -Error-free fragments are forwarded, so switching occurs with lower latency. -Frames are forwarded without any error checking. -Only outgoing frames are checked for errors. -Buffering is used to support different Ethernet speeds

Frames are forwarded without any error checking.

Refer to the exhibit. What protocol can be configured on gateway routers R1 and R2 that will allow traffic from the internal LAN to be load balanced across the two gateways to the Internet? GLBP PVST+ PVST STP

GLBP

A network administrator is analyzing the features that are supported by different first-hop router redundancy protocols. Which statement describes a feature that is associated with HSRP? -It uses ICMP messages in order to assign the default gateway to hosts. -It allows load balancing between a group of redundant routers. -HSRP uses active and standby routers. -HSRP is nonproprietary.

HSRP uses active and standby routers.

A technician is configuring a new Cisco 2960 switch. What is the effect of issuing the BranchSw(config-if)# ipv6 address 2001:db8:a2b4:88::1/64 command? -It applies an IPv6 address to the virtual interface. -It activates a virtual or physical switch interface. -It applies an IPv4 address to the virtual interface. -It permits an IPv6 address to be configured on a switch physical interface. -It updates the MAC address table for the associated port.

It applies an IPv6 address to the virtual interface.

What is the function of STP in a scalable network? -It decreases the size of the failure domain to contain the impact of failures. -It protects the edge of the enterprise network from malicious activity. -It combines multiple switch trunk links to act as one logical link for increased bandwidth. -It disables redundant paths to eliminate Layer 2 loops.

It disables redundant paths to eliminate Layer 2 loops.

11. What is the function of STP in a scalable network? -It decreases the size of the failure domain to contain the impact of failures. -It protects the edge of the enterprise network from malicious activity. -It combines multiple switch trunk links to act as one logical link for increased bandwidth. -It disables redundant paths to eliminate Layer 2 loops.*

It disables redundant paths to eliminate Layer 2 loops.*

Which statement is true regarding the use of PAgP to create EtherChannels? -It requires full duplex. -It is Cisco proprietary. -It requires more physical links than LACP does. -It increases the number of ports that are participating in spanning tree. -It mandates that an even number of ports (2, 4, 6, etc.) be used for aggregation

It is Cisco proprietary.

Which protocol provides up to 16 instances of RSTP, combines many VLANs with the same physical and logical topology into a common RSTP instance, and provides support for PortFast, BPDU guard, BPDU filter, root guard, and loop guard? STP Rapid PVST+ PVST+ MST

MST

Refer to the exhibit. The network administrator wants to configure Switch1 to allow SSH connections and prohibit Telnet connections. How should the network administrator change the displayed configuration to satisfy the requirement? Switch1(config)# ip ssh version 2 Switch1(config)# ip domain-name cisco.com Switch1(config)# crypto key generate rsa Switch1(config)# line vty 0-15 Switch1(config-line)# transport input all -Use SSH version 1. -Reconfigure the RSA key. -Configure SSH on a different line. -Modify the transport input command.

Modify the transport input command.

What is the outcome of a Layer 2 broadcast storm? -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.

New traffic is discarded by the switch because it is unable to be processed.

Open the PT Activity. Perform the tasks in the activity instructions and then answer the question. What is the keyword that is displayed on http://www.netacad.com? DHCP switch Router networking Cisco IPv6

Router

Which protocol adds security to remote connections? FTP HTTP NetBEUI POP SSH

SSH

A network administrator is configuring an EtherChannel link between switches SW1 and SW2 by using the command SW1(config-if-range)# channel-group 1 mode auto . Which command must be used on SW2 to enable this EtherChannel? -SW2(config-if-range)# channel-group 1 mode on -SW2(config-if-range)# channel-group 1 mode active -SW2(config-if-range)# channel-group 1 mode passive -SW2(config-if-range)# channel-group 1 mode desirable

SW2(config-if-range)# channel-group 1 mode desirable

A client device on an Ethernet segment needs an IP address in order to communicate on the network. A DHCP server with IP address 192.168.1.1 has been configured and enabled on the network. How will a client device obtain a usable IP address for this network? -Send a DHCPACK packet to the default gateway address. -Send a DHCPDISCOVER message to physical address FF-FF-FF-FF-FF-FF. -Send a DHCPREQUEST packet to IP address 255.255.255.255. -Use a statically configured IP address from the pool of IP addresses that is offered by the DHCP server

Send a DHCPDISCOVER message to physical address FF-FF-FF-FF-FF-FF.

A small coffee shop is offering free Wi-Fi to customers. The network includes a wireless router and a DSL modem that is connected to the local phone company. What method is typically used to configure the connection to the phone company? -Set the WAN connection in the wireless router as a DHCP client. -Set the DSL modem as a DHCP client to the phone company and a DHCP server for the internal connection. -Set the connection between the wireless router and the DSL modem as a private IP network. -Set the DSL modem as a DHCP client to get a public IP address from the wireless router.

Set the WAN connection in the wireless router as a DHCP client.

On a switch that is configured with multiple VLANs, which command will remove only VLAN 100 from the switch? -Switch# delete flash:vlan.dat -Switch(config-if)# no switchport access vlan 100 -Switch(config-if)# no switchport trunk allowed vlan 100 -Switch(config)# no vlan 100

Switch(config)# no vlan 100

What is the result of a network technician issuing the command ip dhcp excluded-address 10.0.15.1 10.0.15.15 on a Cisco router? -The Cisco router will exclude only the 10.0.15.1 and 10.0.15.15 IP addresses from being leased to DHCP clients. -The Cisco router will automatically create a DHCP pool using a /28 mask. -The Cisco router will exclude 15 IP addresses from being leased to DHCP clients. -The Cisco router will allow only the specified IP addresses to be leased to clients.

The Cisco router will exclude 15 IP addresses from being leased to DHCP clients.

Refer to the exhibit. An EtherChannel was configured between switches S1 and S2, but the interfaces do not form an EtherChannel. What is the problem? -The interface port-channel number has to be different on each switch. -The switch ports were not configured with speed and duplex mode. -The switch ports have to be configured as access ports with each port having a VLAN assigned.​ -The EtherChannel was not configured with the same allowed range of VLANs on each interface.

The EtherChannel was not configured with the same allowed range of VLANs on each interface.

A network administrator has configured an EtherChannel between two switches that are connected via four trunk links. If the physical interface for one of the trunk links changes to a down state, what happens to the EtherChannel? -The EtherChannel will transition to a down state. -Spanning Tree Protocol will recalculate the remaining trunk links. -The EtherChannel will remain functional. -Spanning Tree Protocol will transition the failed physical interface into forwarding mode

The EtherChannel will remain functional.

What is a requirement to configure a trunking EtherChannel between two switches? -The allowed range of VLANs must be the same on both switches. -The participating interfaces must be assigned the same VLAN number on both switches. -The participating interfaces must be physically contiguous on a switch. -The participating interfaces must be on the same module on a switch.

The allowed range of VLANs must be the same on both switches.

A technician is programming switch SW3 to manage voice and data traffic through port Fa0/20. What, if anything, is wrong with the configuration? -There is nothing wrong with the configuration. -Interface Fa0/20 can only have one VLAN assigned. -The mls qos trust cos command should reference VLAN 35. -The command used to assign the voice VLAN to the switch port is incorrect.*

The command used to assign the voice VLAN to the switch port is incorrect.*

Refer to the exhibit. PC-A is unable to receive an IPv6 address from the stateful DHCPv6 server. What is the problem? -The ipv6 dhcp relay command should use the link-local address of the DHCP server. -The ipv6 nd managed-config-flag should be applied to interface Gig0/1. -The ipv6 nd managed-config-flag command should be ipv6 nd other-config-flag . -The ipv6 dhcp relay command should be applied to interface Gig0/0.

The ipv6 dhcp relay command should be applied to interface Gig0/0.

Refer to the exhibit. A network administrator is implementing the stateless DHCPv6 operation for the company. Clients are configuring IPv6 addresses as expected. However, the clients are not getting the DNS server address and the domain name information configured in the DHCP pool. What could be the cause of the problem? -The clients cannot communicate with the DHCPv6 server, evidenced by the number of active clients being 0. -The GigabitEthernet interface is not activated. -The DNS server address is not on the same network as the clients are on. -The router is configured for SLAAC operation.

The router is configured for SLAAC operation.

Refer to the exhibit. A network administrator is reviewing port and VLAN assignments on switch S2 and notices that interfaces Gi0/1 and Gi0/2 are not included in the output. Why would the interfaces be missing from the output? -There is a native VLAN mismatch between the switches. -There is no media connected to the interfaces. -They are administratively shut down. -They are configured as trunk interfaces

They are configured as trunk interfaces.

Which FHRP implementation is a nonproprietary IPv4-only election protocol with limited scalability? GLBP VRRPv2 IRDP GLBP for IPv6

VRRPv2

What is a result when the DHCP servers are not operational in a network? -Workstations are assigned with the IP address 0.0.0.0. -Workstations are assigned with IP addresses in the 169.254.0.0/16 network. -Workstations are assigned with IP addresses in the 10.0.0.0/8 network. -Workstations are assigned with the IP address 127.0.0.1.

Workstations are assigned with IP addresses in the 169.254.0.0/16 network.

Which kind of message is sent by a DHCP client when its IP address lease has expired?​ a DHCPREQUEST broadcast message​ a DHCPREQUEST unicast message​ a DHCPDISCOVER broadcast message a DHCPDISCOVER unicast message​

a DHCPREQUEST unicast message​

Which DHCPv4 message will a client send to accept an IPv4 address that is offered by a DHCP server? broadcast DHCPREQUEST unicast DHCPREQUEST unicast DHCPACK broadcast DHCPACK

broadcast DHCPREQUEST

What type of VLAN is initially the management VLAN? default VLAN native VLAN data VLAN management VLAN

default VLAN

A switch is configured to run STP. What term describes a non-root port that is permitted to forward traffic on the network? root port designated port alternate port disabled

designated port

Which three components are combined to form a bridge ID? port ID IP address extended system ID MAC address bridge priority

extended system ID MAC address bridge priority

Open the PT Activity. Perform the tasks in the activity instructions and then answer the question. Which set of configuration commands issued on SW1 will successfully complete the EtherChannel link between SW1 and SW2? -interface Port-channel 1 no shutdown -interface GigabitEthernet0/1channel-group 1 mode desirable -interface GigabitEthernet0/1 no shutdown interface -GigabitEthernet0/2channel-group 2 mode desirable

interface GigabitEthernet0/1 channel-group 1 mode desirable

If no bridge priority is configured in PVST, which criteria is considered when electing the root bridge? lowest MAC address lowest IP address highest IP address highest MAC address

lowest MAC address

What information can be verified through the show ip dhcp binding command? -the number of IP addresses remaining in the DHCP pool -that DHCPv4 discover messages are still being received by the DHCP server -the IPv4 addresses that are assigned to hosts by the DHCP server -the IPv4 addresses that have been excluded from the DHCPv4 pool

the IPv4 addresses that are assigned to hosts by the DHCP server

What is the value used to determine which port on a non-root bridge will become a root port in a STP network? -the path cost -the highest MAC address of all the ports in the switch -the lowest MAC address of all the ports in the switch -the VTP revision number

the path cost

Refer to the exhibit. A network administrator has configured router CiscoVille with the above commands to provide inter-VLAN routing. What type of port will be required on a switch that is connected to Gi0/0 on router CiscoVille to allow inter-VLAN routing? routed port access port trunk port SVI

trunk port

When routing a large number of VLANs, what are two disadvantages of using the router-on-a-stick inter-VLAN routing method rather than the multilayer switch inter-VLAN routing method? (Choose two.) -Multiple SVIs are needed. -A dedicated router is required. -Router-on-a-stick requires subinterfaces to be configured on the same subnets. -Router-on-a-stick requires multiple physical interfaces on a router. -Multiple subinterfaces may impact the traffic flow speed.

-A dedicated router is required. -Multiple subinterfaces may impact the traffic flow speed.

What are two requirements to be able to configure an EtherChannel between two switches? (Choose two.) -The interfaces that are involved need to be contiguous on the switch. -All the interfaces need to work at the same speed. -All the interfaces need to be working in the same duplex mode. -All interfaces need to be assigned to different VLANs. Different allowed ranges of VLANs must exist on each end.

-All the interfaces need to work at the same speed. -All the interfaces need to be working in the same duplex mode.

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

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

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? -It identifies the number of hosts that are allowed on the interface. -It identifies the type of encapsulation that is used. -It identifies the subinterface. -It identifies the native VLAN number. -It identifies the VLAN number

-It identifies the VLAN number

Which statement describes HSRP?​ -If the virtual router master fails, one router is elected as the virtual router master with the other routers acting as backups. -It is an open standard protocol. -It uses ICMP to allow IPv4 hosts to locate routers that provide IPv4 connectivity to remote IP networks.​ -It is used within a group of routers for selecting an active device and a standby device to provide gateway services to a LAN.

-It is used within a group of routers for selecting an active device and a standby device to provide gateway services to a LAN.

Refer to the exhibit. Which destination MAC address is used when frames are sent from the workstation to the default gateway? -MAC address of the virtual router -MAC addresses of both the forwarding and standby routers -MAC address of the standby router -MAC address of the forwarding router

-MAC address of the virtual router

What are two advantages of EtherChannel? (Choose two.) -Spanning Tree Protocol views the physical links in an EtherChannel as one logical connection. -Load balancing occurs between links configured as different EtherChannels. -Configuring the EtherChannel interface provides consistency in the configuration of the physical links. -Spanning Tree Protocol ensures redundancy by transitioning failed interfaces in an EtherChannel to a forwarding state. -EtherChannel uses upgraded physical links to provide increased bandwidth.

-Spanning Tree Protocol views the physical links in an EtherChannel as one logical connection. -Configuring the EtherChannel interface provides consistency in the configuration of the physical links.

Which two statements are correct with respect to SVI inter-VLAN routing? (Choose two.) -Switching packets is faster with SVI. -There is no need for a connection to a router. -Virtual interfaces support subinterfaces. -SVIs can be bundled into EtherChannels. -SVIs eliminate the need for a default gateway in the hosts.

-Switching packets is faster with SVI. -There is no need for a connection to a router.

What are two drawbacks to turning spanning tree off and having multiple paths through the Layer 2 switch network? (Choose two.) -The MAC address table becomes unstable. -The switch acts like a hub. -Port security becomes unstable. -Broadcast frames are transmitted indefinitely. -Port security shuts down all of the ports that have attached devices.

-The MAC address table becomes unstable. -Broadcast frames are transmitted indefinitely.

What happens to switch ports after the VLAN to which they are assigned is deleted? -The ports are disabled. -The ports are placed in trunk mode. -The ports are assigned to VLAN1, the default VLAN. -The ports stop communicating with the attached devices.

-The ports stop communicating with the attached devices.

Refer to the exhibit. A switch receives a Layer 2 frame that contains a source MAC address of 000b.a023.c501 and a destination MAC address of 0050.0fae.75aa. Place the switch steps in the order they occur. (Not all options are used.) occurs first occurs second -The switch drops the frame -The switch adds the source MAC address to the MAC address table -The switch adds the destination MAC address to the MAC address table -Because the destination is not known, the switch forwards the frame out all ports except the port through which the frame arrived -Because the source MAC address is not known, the switch broadcasts the frame out all ports except the port through which the frame arrived.

-The switch adds the source MAC address to the MAC address table: occurs first -Because the destination is not known, the switch forwards the frame out all ports except the port through which the frame arrived: occurs second

Match the IEEE 802.1Q standard VLAN tag field in the description. (not all options are used) Type, VLAN ID, User Priority, Canonical Format Identifier -a value that supports level or service implementation -a value for the tag protocol ID value -an identifier that enables Token Ring frames to be carried across Ethernet links -a value for the application protocol of the user data in the frame -a VLAN number

-a value that supports level or service implementation: User Priority -a value for the tag protocol ID value: Type -an identifier that enables Token Ring frames to be carried across Ethernet links: canonical format identifier -a VLAN number : VLAN ID

Which two network design features require Spanning Tree Protocol (STP) to ensure correct network operation? (Choose two.) -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

-redundant links between Layer 2 switches -removing single points of failure with multiple Layer 2 switches

Which two load balancing methods can be implemented with EtherChannel technology? (Choose two.) -destination MAC to destination IP -destination IP to destination MAC -source MAC to destination MAC -source IP to destination IP -destination MAC to source MAC -destination IP to source IP

-source MAC to destination MAC -source IP to destination IP

Under which two occasions should an administrator disable DTP while managing a local area network? (Choose two.) -when connecting a Cisco switch to a non-Cisco switch -when a neighbor switch uses a DTP mode of dynamic auto -when a neighbor switch uses a DTP mode of dynamic desirable -on links that should not be trunking -on links that should dynamically attempt trunking

-when connecting a Cisco switch to a non-Cisco switch -on links that should not be trunking

Refer to the exhibit. On the basis of the output that is shown, what can be determined about the EtherChannel bundle? -The EtherChannel bundle is down. -The EtherChannel bundle is operating at both Layer 2 and Layer 3. -Two Gigabit Ethernet ports are used to form the EtherChannel. -A Cisco proprietary protocol was used to negotiate the EtherChannel link

A Cisco proprietary protocol was used to negotiate the EtherChannel link.

What is a characteristic of an IPv4 loopback interface on a Cisco IOS router?​ -The no shutdown command is required to place this interface in an UP state.​ -It is a logical interface internal to the router. -Only one loopback interface can be enabled on a router.​ -It is assigned to a physical port and can be connected to other devices.

It is a logical interface internal to the router.

What is a characteristic of spanning tree? -It is enabled by default on Cisco switches. -It is used to discover information about an adjacent Cisco device. -It has a TTL mechanism that works at Layer 2. -It prevents propagation of Layer 2 broadcast frames.

It is enabled by default on Cisco switches.

What is a characteristic of a routed port on a Layer 3 switch? -It supports trunking. -It is not assigned to a VLAN. -It is commonly used as a WAN link. -It cannot have an IP address assigned to it

It is not assigned to a VLAN.

Port Fa0/11 on a switch is assigned to VLAN 30. If the command no switchport access vlan 30 is entered on the Fa0/11 interface, what will happen? -Port Fa0/11 will be shutdown. -An error message would be displayed. -Port Fa0/11 will be returned to VLAN 1. -VLAN 30 will be deleted.

Port Fa0/11 will be returned to VLAN 1.

What is one indication that a Windows computer did not receive an IPv4 address from a DHCP server? -The computer cannot ping 127.0.0.1. -Windows displays a DHCP timeout message. -The computer receives an IP address that starts with 169.254. -The computer cannot ping other devices on the same network with IP addresses in the 169.254.0.0/16 range.

The computer receives an IP address that starts with 169.254.

Refer to the exhibit. What is the cause of the error that is displayed in the configuration of inter-VLAN routing on router CiscoVille? -The gig0/0 interface does not support inter-VLAN routing. -The no shutdown command has not been configured. -The IP address on CiscoVille is incorrect. -The encapsulation dot1Q 20 command has not been configured.

The encapsulation dot1Q 20 command has not been configured.

Refer to the exhibit. A network administrator is verifying the configuration of inter-VLAN routing. Users complain that PC2 cannot communicate with PC1. Based on the output, what is the possible cause of the problem? -Gi0/0 is not configured as a trunk port. -The command interface GigabitEthernet0/0.5 was entered incorrectly. -There is no IP address configured on the interface Gi0/0. -The no shutdown command is not entered on subinterfaces. -The encapsulation dot1Q 5 command contains the wrong VLAN.

The encapsulation dot1Q 5 command contains the wrong VLAN.

After a host has generated an IPv6 address by using the DHCPv6 or SLAAC process, how does the host verify that the address is unique and therefore usable? -The host sends an ARP broadcast to the local link and if no hosts send a reply, the address is considered unique. -The host sends an ICMPv6 echo request message to the DHCPv6 or SLAAC-learned address and if no reply is returned, the address is considered unique. -The host checks the local neighbor cache for the learned address and if the address is not cached, it it considered unique. -The host sends an ICMPv6 neighbor solicitation message to the DHCP or SLAAC-learned address and if no neighbor advertisement is returned, the address is considered unique.

The host sends an ICMPv6 neighbor solicitation message to the DHCP or SLAAC-learned address and if no neighbor advertisement is returned, the address is considered unique.

Which solution would help a college alleviate network congestion due to collisions? a firewall that connects to two Internet providers a high port density switch a router with two Ethernet ports a router with three Ethernet ports

a high port density switch

Refer to the exhibit. What are the possible port roles for ports A, B, C, and D in this RSTP-enabled network? alternate, designated, root, root designated, alternate, root, root alternate, root, designated, root designated, root, alternate, root

alternate, designated, root, root

Which command is used to set the BOOT environment variable that defines where to find the IOS image file on a switch? config-register boot system boot loader confreg

boot system

Refer to the exhibit. An administrator wants to form an EtherChannel between the two switches by using the Port Aggregation Protocol. If switch S1 is configured to be in auto mode, which mode should be configured on S2 to form the EtherChannel? on auto desirable off

desirable

Which two channel group modes would place an interface in a negotiating state using PAgP? (Choose two.) on desirable active auto passive

desirable auto

In which two port states does a switch learn MAC addresses and process BPDUs in a PVST network? (Choose two.) disabled forwarding listening blocking learning

forwarding learning

Which switch characteristic helps keep traffic local and alleviates network congestion? high port density fast port speed large frame buffers fast internal switching

high port density

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? ip address dhcp ip dhcp pool ip helper-address service dhcp

ip address dhcp

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? -ip 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 -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 -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 -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

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

When EtherChannel is configured, which mode will force an interface into a port channel without exchanging aggregation protocol packets? active auto on desirable

on

Which port role is assigned to the switch port that has the lowest cost to reach the root bridge? designated port disabled port root port non-designated port

root port

Which command displays the encapsulation type, the voice VLAN ID, and the access mode VLAN for the Fa0/1 interface? show vlan brief show interfaces Fa0/1 switchport show mac address-table interface Fa0/1 show interfaces trunk

show interfaces Fa0/1 switchport

Refer to the exhibit. Based on the output that is shown, what kind of IPv6 addressing is being configured? stateful DHCPv6 stateless DHCPv6 static link-local SLAAC

stateless DHCPv6

Which switching method ensures that the incoming frame is error-free before forwarding? cut-through FCS fragment free store-and-forward

store-and-forward

A network administrator issues the show vlan brief command while troubleshooting a user support ticket. What output will be displayed? -the VLAN assignment and membership for device MAC addresses -the VLAN assignment and membership for all switch ports -the VLAN assignment and trunking encapsulation -the VLAN assignment and native VLAN

the VLAN assignment and membership for all switch ports

A company uses the SLAAC method to configure IPv6 addresses for the employee workstations. Which address will a client use as its default gateway?​ -the unique local address of the router interface that is attached to the network -the all-routers multicast address -the global unicast address of the router interface that is attached to the network -the link-local address of the router interface that is attached to the network

the link-local address of the router interface that is attached to the network