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105 Cards in this Set
- Front
- Back
Which component is the default storage location for the Cisco IOS?
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Flash memory
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True/False: A router searches for the IOS by default from NVRAM.
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False
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True/False: HSRP is a standard FHRP.
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False
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What three items must match for a successful EIGRP neighbor discovery process?
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The AS number, K values, and authentication settings if used
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What algorithm is used by EIGRP for selecting and maintaining the best path to each remote network?
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DUAL
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What is the backup HSRP router called?
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Standby
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In HSRP, what IP address should be the gateway of the hosts?
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The IP address of the virtual router
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What HSRP feature can be used to monitor the uplinks of the routers?
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Interface tracking
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What value is used to select the HSRP active router?
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Priority
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What is the default priority of an HSRP router?
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100
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True/False: HSRP performs true load balancing.
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False
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What syslog value indicates a normal but significant condition?
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5
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True/False: In VRRP, the master virtual router may have the same IP address as the virtual router group.
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True
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How often are Hello messages sent by default between GLBP routers?
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Every 3 seconds
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To what address and port number are GLBP Hellos sent?
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Hello messages sent every 3 seconds to the multicast address 224.0.0.102, User Datagram Protocol (UDP) port 3222.
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What is it called when a router with a higher priority retakes the AVG role after being down?
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Preemption
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To send messages to the VTY lines, use what command?
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Terminal monitor
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What type of syslog message has a number of 2 for the error level?
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Critical
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What is the default syslog trap level?
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Informational
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What is the severity level of notification syslog messages?
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5
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What version of SNMP increased security?
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SNMPv3
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What type of SNMP message is used to retrieve information from a device?
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GET
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What version of SNMP added the GET BULK message?
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SNMPv2c
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What is the collection of information organized hierarchically and accessed by SNMP?
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Management information base (MIB)
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What Cisco IOS feature can monitor connectivity and performance in real time?
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NetFlow
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What is used to check the basic functionality of the router hardware and determines which interfaces are present?
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POST
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What is the length of the configuration register?
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16 bits
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What command can show you the current setting of the configuration register?
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show version
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Which bit in the configuration register is used to tell the router whether to use the contents of NVRAM to load a router configuration?
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Bit 6
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Why does Cisco uses its proprietary extension of PVST+ with STP and RSTP??
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Root bridge placement enables faster convergence as well as optimal path determination.
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What critical component is stored in flash?
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IOS
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What command is used to download the IOS from a TFTP server to flash memory?
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copy tftp flash
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What does BPDU Guard perform?
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BPDU Guard shuts down a port if a BPDU is seen on that port.
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Which two modes enables LACP EtherChannel?
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Passive, active
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What command is used to determine the name and size of the IOS file?
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show flash
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What is an image with all feature sets available called?
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Universal
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What are version 15.0 evaluation licenses called?
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Right-To-Use licenses
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What command displays the unique device identifier (UDI) of the router, which comprises the product ID (PID) and serial number of the router?
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show license udi
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On which types of networks will OSPF elect a backup designated router?
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Nonbroadcast and broadcast multi-access
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What configuration file is stored in RAM?
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Running configuration
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What register setting tells the router to bypass the configuration in NVRAM so that you can perform password recovery?
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0x2142
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Which OSPF state do two routers forming an adjacency appear as in the show ip ospf neighbor output after neighbors are added into the table and hello information is exchanged?
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2WAY
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What is the metric of a remote network as reported by an EIGRP neighbor called?
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Advertised distance
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What three items must match exactly in order for an OSPF adjacency to occur between routers?
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Hello/dead timers, area, IP configuration
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What is the metric reported by the neighbor plus the metric to the neighbor reporting the route?
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Feasible distance
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How was the following route learned? D 10.0.0.0/8 [90/2195456] via 172.16.10.2, 00:27:06,Serial0/0
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EIGRP
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What EIGRP table contains all destinations advertised by neighboring routers, holding each destination address and a list of neighbors that have advertised the destination?
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Topology table
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EIGRP will keep up to feasible successors in the topology table in 15.0 code.
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32
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True/False: A feasible successor is a backup route and is stored in the topology table.
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True
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Which type of LSA is generated by DRs and referred to as network link advertisements (NLAs)?
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Type 2
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What command will show you your unique device identifier on a router?
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show license udi
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What protocol allows you to upgrade the IOS on your router when the router is not connected to any network?
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xModem
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What command will show you the root bridge for VLAN ?
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show spanning-tree vlan 10
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What is the bandwidth of a T3?
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44.736 Mbps
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What is the bandwidth of an E1?
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2.048 Mbps
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What is made up of four OC-12s bundled together and contains 8,064 DS0s for a total bandwidth of 622.08 Mbps?
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An OC-48
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When the speed provided for both downstream and upstream connections is equal, what type of DSL is in use?
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Symmetrical DSL
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What is the name for the service that encapsulates PPP frames in Ethernet frames?
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PPoE
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What type connector is a V.35?
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V.35 is a serial standard used to connect to a CSU/DSU, with speeds up to 2.048 Mb/s using a 34-pin rectangular connector
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True/False: HDLC is the default serial encapsulation on a Cisco router.
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True
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What protocol uses LCP as one of its components?
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PPP
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True/False: Passwords are sent in clear text using CHAP.
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False
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What command is used to observe the PPP authentication process in real time?
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debug ppp authentication
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What is the bandwidth of an OC-12?
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622.08 Mbps
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Which command will show you the local DLCI to a remote IP address?
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show frame-relay map
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Which protocol in the PPP stack provides built-in authentication methods, compression, and multilink?
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LCP
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What are the three steps in a PPP session establishment?
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Link establishment, optional authentication, network layer protocol phase
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What technology is used by traditional telephone companies to deliver advanced services (high-speed data and sometimes video) over twisted-pair copper telephone wires?
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DSL
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What structures does MPLS use to identify the path to a destination?
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Labels
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What is a signaling standard used between your router and the first Frame Relay switch it's connected to?
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LMI
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What technology uses a two-way satellite ground station with dishes available through many companies (such as Dish Network and Hughes) and connects to satellites in geosynchronous orbit?
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Very Small Aperture Terminal (VSAT)
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What is the maximum distance of DSL?
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ADSL works to about18,000 feet.
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What configuration would stop split horizon issues in a point-to-multipoint network?
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Subinterfaces
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_________ supports both voice and data at the same time, but it was created to provide more bandwidth downstream than upstream.
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ADSL
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What Cisco feature efficiently provides a key set of services for IP applications, including network traffic accounting for baselining, usage-based network billing for consumers of network services, network design and planning, general network security, and DoS and DDoS monitoring capabilities as well as general network monitoring.
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NetFlow
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Which protocol supports strong authentication with MD5 or SHA, providing confidentiality (encryption) and data integrity of messages via DES or DES-256 encryption between agents and managers to provide an NMS get and trap information?
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SNMPv3
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True/False: You can enter the ACL directly in the SNMP configuration to provide security, using either a number or a name.
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True
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What command, and at which prompt, is used to enable EIGRPv6 on the Corp router in AS 10?
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Corp(config)#ipv6 router eigrp 10
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To what multicast address are hello packets sent in EIGRPv6?
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FF02::A
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At what prompt is the router ID configured in EIGRPv6?
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(config-rtr)#
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What command is used to determine which interfaces are part of the EIGRPv6 process?
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show ipv6 eigrp interfaces
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With IPv6, neighbor interfaces and next-hop addresses in the routing table are always what type?
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Link-local
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In the following output, what value is the feasible distance? P 2001:DB8:C34D:15::/64, 1 successors, FD is 2170112 via FE80::209:7CFF:FE51:B401 (2170112/2816), Serial0/0/1
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2170112
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What address do OSPFv3 routers use to send messages to the DR?
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FF02::6
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True/False:1.1.1.1 can be a valid router ID in OSPFv3.
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True
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What command, and at what prompt, places an interface in area 0 for process 1 using OSPFv3?
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Corp(config-if)#ipv6 ospf 1 area 0
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What command produces this output?
OI 2001:DB8:3C4D:15::/64 [110/65] via FE80::201:C9FF:FED2:5E01, Serial0/0/1 OI 2001:DB8:3C4D:16::/64 [110/65] via FE80::201:C9FF:FED2:5E01, Serial0/0/1 O 2001:DB8:C34D:11::/64 [110/128] via FE80::2E0:F7FF:FE13:5E01, Serial0/0/0 OI 2001:DB8:C34D:17::/64 [110/65] via FE80::2E0:F7FF:FE13:5E01, Serial0/0/0 OI 2001:DB8:C34D:18::/64 [110/65] via FE80::2E0:F7FF:FE13:5E01, Serial0/0/0 |
sh ipv6 route ospf
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What type of route is the following?
OI 2001:DB8:3C4D:16::/64 [110/65] via FE80::201:C9FF:FED2:5E01, Serial0/0/1 |
Inter-area (if it was instead from a router in the same area, the first term would just be an O instead of OI and considered intra-area)
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Which proprietary Cisco STP extension would put a switch port into err-disabled if a BPDU is received on this port?
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PortFast with BPDU Guard
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On what type port should PortFast not be enabled?
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Connections to other switches
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What command will you use to see information about a specific port channel interface?
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show etherchannel port-channel
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We configure the bridge priority in blocks of rather than in increments of 1 in PVST+
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4,096
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True/False: The address 0000.0c07.ac0a is an HSRP address.
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True
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What is the HSRP group number in the following HSRP address?
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0000.0c07.ac0c
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True/False: The virtual router that represents a group of routers is known as a VRRP group.
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True
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What does the configuration register setting of 2100 do when the router is rebooted?
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Puts the router in ROM monitor mode
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What command do you use to see what feature set is loaded on your router?
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show license feature
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What does the following output do when the router is rebooted? Router(config)#boot system flash c2800nm-advsecurityk9-mz.151-4.M6.bin Router(config)#config-register 0x2101
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The router boots the mini-IOS (also called RXBOOT) from ROM.
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In GLBP, when a client sends an ARP message for the gateway IP address, the AVG returns what MAC address?
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The virtual MAC address of one of the AVFs
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What is default cost of a serial interface with OSPF?
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64
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True/False: The reference bandwidth for OSPF and OSPFv3 is 100.
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True
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What IPv6 address is used by a client to contact a DHCP Server?
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FF02::1:2
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What are the allowed Prefixes for Unique Local addresses?
IPv6 Define Unique Local address usage. |
FC or FD
Used for Intersite routing, limited routing within a multi site domain. |
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What are the allowed Prefixes for Link-Local addresses?
IPv6 Define Link-Local address usage. |
FE8
FE9 FEA FEB Used for Internal Site routing only. Will not be forwarded by a router or jump subnets. |
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What are the allowed Prefixes for Global unicast addresses?
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20
old standard Based on previous standards, global unicast addresses start with 20, but can now include any prefix that is not reserved. |