Advanced Router Tech Practice Test

These questions are part of the practice quiz. Start practicing

• What can happen when a route is lost in EIGRP?
• Which command ensures that an interface is statically placed into Access mode?
• When using the show ip route command, what code indicates OSPF routes not within the local area?
• Which ports would be in a forwarding state in Spanning Tree Protocol (STP)?
• What best describes the role of a routing table?
• Which two factors affect the calculation of EIGRP metrics when all possible default values are used?
• Which command can be used to find the MAC address of the current root switch?
• What command is used to configure the VTP mode on a switch?
• What would DHCP snooping do if an unauthorized DHCP server connected to the network?
• Which command is used to configure the VTP password on a switch?
• What command is used to enable unequal load balancing in EIGRP and insert multiple routes into the routing table?
• What is the title given to the switch that controls a stack of switches?
• Which type of EIGRP route is a backup route with a higher metric than the successor route?
• What is the difference between an FD and an RD in EIGRP?
• In the output of the 'show etherchannel summary' command, what does the 'S' signify?
• What is the primary purpose of a default route in a router's routing table?
• In a multi-access OSPF network, what is the router role that is elected to prevent routing loops?
• What protocol does EIGRP primarily use for neighbor discovery and maintaining adjacency?
• What is the default STP mode on most modern Cisco Catalyst switches?
• Why might an interface be categorized as a shared port?
• What is the main advantage of using OSPF over RIP for larger networks?
• What command would configure switch ports connecting to hosts as permanent access ports?
• What is the duration for an interface in a learning state following a root electionchange?
• Based on a router's CLI output, what does the address 10.1.5.2 indicate?
• Which Cisco STP mode extends on the IEEE 802.1w standard by providing an STP instance per VLAN?
• What is the significance of using CIDR in routing?
• What protocol is configured for the Dynamic EtherChannel as mentioned in the statement?
• Which OSPF state indicates the initialization phase of the neighbor relationship?
• Which option is not required for two switches to communicate their VTP information?
• What is the OSPF cost assigned to Fast Ethernet interfaces?
• When configuring interfaces to be part of the same EtherChannel, which of the following should you configure identically? (Choose four answers.)
• When a route is removed from the EIGRP network, which action does EIGRP take?
• Which command will show the routing table for IPv6?
• Which configuration command is required to enable EIGRP on a router?
• In EIGRP, what does the 'A' stand for in the topology table?
• What commands would you use to list the STP interface status of fa0/1 on a Cisco 2960 switch? (Choose two answers.)
• When configuring VTP, what is the default mode of a switch?
• What action is taken by an OSPF router when it receives a Link-State Update packet?
• What could be a reason for VTP not functioning between two switches?
• What can be concluded if the current root were to fail in STP operation?
• Which command is used to enable DHCP snooping on a Cisco switch?
• Which statement is true about SW2's Gi0/1 interface configuration in relation to SW1's Dynamic EtherChannel?
• Which of the following identifies a next-hop IP address on a feasible successor route?
• How do EIGRP routers communicate changes in network status?
• What is the default BPDU hello interval for STP?
• Which routing protocol is recognized for using link-state logic?
• Which Cisco IOS command is used to alter the maximum number of equal-cost OSPF routes that are inserted into the routing table?
• In a network routing context, what does the term "feasible successor" refer to?
• What is the purpose of the passive-interface command in OSPF configurations?
• In RSTP, what role does the forwarding state serve?
• If each Ethernet link has been manually assigned an OSPF cost of 4 and each end of a serial link has a cost of 15, what is the total cost from R1's routing table to reach the network 10.45.0.0/24?
• Which rule does an OSPF router follow for selecting a router ID when the OSPF process starts?
• OSPF utilizes what to organize topology information?
• What command displays the current OSPF neighbor relationships on a Cisco router?
• What is the reported distance of the 172.16.0.32 route advertised to R1's neighbors by EIGRP?
• Which command displays the status of the default modes of the PortFast and BPDU Guard features?
• If a new root election occurs and SW2 becomes the root, what happens to interfaces in a forwarding state before the change?
• What is the bandwidth of interface serial 1 if OSPF is configured correctly?
• Under what condition would a DHCP server lease an IP address to a client?
• Which VTP modes do not provide a list of VLANs in the configuration?
• How large is the additional tag included within each frame when using IEEE 802.1Q?
• Which command would you utilize to configure a switch to not negotiate for a trunk link?
• What is the EtherChannel protocol being used with the command "channel-group 10 mode" configured?
• Which VTP modes support the extended range of VLANs?
• What determines how often a nonroot bridge sends an 802.1D STP Hello BPDU message?
• Which command reveals EIGRP successor and feasible successor routes?
• Which protocol uses the concept of successor and feasible successor routes?
• What command might be part of a working EIGRP configuration on R2 to ensure R1 and R2 become neighbors?
• Which command is not used to configure VLAN on a switch?
• Is SW1 the root switch in the topology for VLAN 10?
• What could be a reason why switch SW2 is not synchronizing its VLAN database with switch SW1? (Choose two answers.)
• What does the STP root switch have that determines its priority in the network?
• The only switch on a LAN that has all designated interfaces is which type of switch?
• Regarding OSPF architecture, which term describes the communication that occurs when two routers exchange information?
• What command is used to disable Dynamic Trunking Protocol (DTP) negotiations on a Cisco switch interface?
• What is the purpose of the bandwidth command when configuring a serial interface?
• What term does OSPF use to refer to a router that has interfaces in more than one area?
• Which command allows you to create multiple Layer 2 interfaces to boost overall throughput?
• Which OSPF network statement will include all interfaces with an IP address of 172.16.0.0/16?
• Which of the following OSPF neighbor states is expected when the exchange of topology information is complete between two OSPF neighbors?
• What happens when all switches in the STP domain share the same bridge priority and MAC address?
• Which components are part of EIGRP's default metric?
• What is the primary purpose of using neighbor statements in a routing protocol?
• In which STP state does a port not transmit user traffic but listens for BPDUs?
• Which Cisco IOS command enables OSPF on an interface in interface configuration mode?
• Which VTP mode allows a switch to create, modify, and delete VLANs for the entire domain?
• Which Cisco IOS command is necessary to manually set the EIGRP router ID?
• How often must an OSPF router reflood an LSA it originates?
• What characteristic of a root port is key in determining its functionality in STP?
• What is the default maximum number of equal-cost OSPF routes that may be added to the routing table?
• What is the name of the protocol that is used by EIGRP to send update messages between neighbors?
• What command is used to configure the access VLAN that is associated with an interface?
• What are two AAA protocols commonly used on Cisco devices for local device authentication?
• How can you configure a switch to become the root of a spanning-tree?
• Which command would change the topology of the spanning tree?
• Which command will display the full contents of the EIGRP topology table?
• If a new VLAN is configured on SW1, will the VLAN be automatically created on SW3?
• What is the highest-metric route to subnet 2 visible in the output of the show ip route eigrp command given R1’s route metrics?
• In a trunking environment, what does the switchport trunk native vlan-id command configure?
• What feature helps improve scalability in routing protocols?
• To avoid loops at the data link layer, what should you configure in a network?
• Which Cisco IOS command is used to create a new VLAN on a switch?
• Which Cisco IOS command displays the currently configured VTP password?
• How many of the switches in a stacked FlexStack configuration run STP?
• What is one of the main drawbacks to using autosummarization?
• Which OSPF command is necessary to configure the OSPF routing process on a router interface?
• When configuring a router, what is the primary function of the command 'show ip route'?
• What is true about STP PortFast mode?
• In a VTP configuration, what does the VTP domain name define?
• What is the primary function of EIGRP in a network?
• What command will show which interface(s) EIGRP is running on?
• What is the only way an engineer can alter the value of the bridge ID?
• What command is used to view detailed EIGRP topology information?
• When managing EIGRP neighbors, what is the default hold time after which a neighbor is considered down if no packets are received?
• What is the feature that monitors for unauthorized DHCP servers on a network?
• What distance vector feature prevents a routing protocol from advertising learned routes from the same interface?
• Which of the following would you use to check active EIGRP neighbors?
• Where does a VTP server or client store the interface voice VLAN configuration?
• What is the term for the switch in a stack that controls other switches?
• Which DHCP messages are blocked by DHCP snooping on untrusted switch ports?
• Which two timers are used by EIGRP to maintain the status of a neighbor?
• What are potential issues with a redundant Layer 2 network design if spanning tree is disabled? (Choose three answers.)
• In the EIGRP metric formula, what is the unit of measurement for the cumulative_path_delay variable?
• In EIGRP, which of the following metrics is used to determine the best path to a destination?
• When using the EIGRP metric, what value does bandwidth typically hold?
• What minimum value of path metrics does EIGRP utilize for its route decisions?
• What STP state follows the listening state?
• Which routing protocol primarily uses updates in the form of complete routing tables?
• Which statement about the configuration of SW2 in relation to STP is true?
• Which Cisco IOS command makes all interfaces passive by default?
• What is the VLAN configuration database used after connecting three switches?
• Which of the following answers is true of TACACS+ but not true of RADIUS?
• What happens if the VTP domain name does not match on two connected switches?
• Which spanning tree version does SW1 use in VLAN 10 according to the output?
• In the EIGRP topology table, which of the following codes indicates that no computations are being performed for that destination?
• What metric components does EIGRP utilize during default metric calculation?
• Which two LACP modes can be used with EtherChannel configuration?
• From the output of certain commands, what can be determined about the switch?
• Which two methods could eliminate the need for spanning tree in a two switch network?
• How many IP subnets are required for a switch with three configured VLANs, assuming all hosts want to use TCP/IP?
• What process does EIGRP use to maintain network topology?
• A classful network requiring packets from one subnet to traverse through another classful network is referred to as a ____________ network.
• Which layer of the OSI model is primarily responsible for path determination and logical addressing?
• Which command is used to control which VLANs are permitted to cross an interface configured as a trunk?
• When an Ethernet switch receives a frame with a priority tag, which standard is it using?
• Switch forwarding logic dictates that a switch flood broadcasts out all switchports that are in the same what?
• Which protocol is utilized when there are multiple routes to the same destination/mask pair from various sources?
• In EIGRP, what does a metric primarily depend on?
• Which configurations will accurately form a trunk between two switches connected by a crossover cable? (Choose two answers.)
• Which OSPF message type is used to send the Link-State Advertisements (LSAs) between neighbors?
• Which of the following choices correctly reflects a property of spanning tree?
• What VTP mode does not learn VLAN configuration but relays VTP traffic?
• What is true about the port F0/2 when the output of a switch is examined?
• In a network using RSTP, which statement about port roles is correct?
• After STP topology stabilization in VLAN 1, which statements are true regarding port behaviors? (Choose two answers.)
• In STP, which port state prevents network loops?
• Which routing table entries would be expected from a show ip route command when specific conditions from EIGRP are met?
• Which command is used to enable routing on a router that is configured as a switch?
• Which two commands can be used to verify successful VTP operation between switches?
• What is the most likely DHCP snooping trust state configuration on a switch for ports connected to other devices?
• Which Cisco IOS command is used to prevent a configured OSPF interface from forming a neighborship with any potential neighbors?
• What could be a reason for an interface to be listed as a point-to-point port?
• Which device type is most appropriate for joining multiple network segments?
• In a networking environment, what does a "working neighbor" signify?
• Which statement is true regarding the operational status of the Port Channel (EtherChannel) link?
• What must be true about switches for them to exchange VTP messages?
• In migrating to OSPFv2 interface configuration, which command configures the area number assigned to an interface?
• Which command is used to configure a new TACACS+ server on a Cisco device?
• Which Cisco IOS command is used to display information about all IPv4 routing protocols running on a router?
• Which command would be used to display only the EIGRP routes in the IP routing table?
• How often are VTP messages sent out by default?
• Which of the following are valid types of STP? (Choose four answers.)
• What is the effect of using the 'ip ospf cost' command on an interface?
• Which routing protocol utilizes K-values for metric calculation?
• In OSPF, at which state can neighbors exchange their Link State Database (LSDB)?
• Which VLANs are defined on the local switch and not shut down?
• Which IP multicast address does OSPF use for communication with all routers?
• What is the role of the VTP server mode?
• When adjusting STP priority with the root command, what priority will the local switch have if others are set to default?
• What type of OSPF packet is used to list the LSAs known by a device?
• What does OSPF use to manage the state of links?
• Which statements are true regarding switch stacking technologies?
• Which Cisco IOS command controls the VLAN assigned to frames received on a trunking interface without an 802.1Q tag?
• What is the multicast address EIGRP devices use to exchange messages?
• Which VTP modes support the extended range of VLANs?
• What commands are necessary to configure the connection to host C? (Choose two answers.)
• Which IEEE 802.1x component is found within the client?
• If you disable SW3's Fa0/19 and Fa0/22 interfaces, what will be the result?
• What is the name of the VTP feature that prevents traffic forwarding from specific VLANs to another switch?
• What configuration is most likely needed to ensure no Layer 2 loops in a network with two switches?
• Which of the following statements about trunks is true?
• Which command is utilized to advertise a default route into OSPF?