400-101 CCIE Routing and Switching Written Practice Exam Set 2

Which of the following statements is true regarding VRRPv3? (Select the best answer.)


Options are :

  • VRRPv3 supports authentication, but previous versions of VRRP do not.
  • VRRPv3 supports multiple master virtual routers, but previous versions of VRRP do not.
  • VRRPv3 supports IPv6, but previous versions of VRRP do not.
  • VRRPv3 is a standards-based protocol, but previous versions of VRRP are not.

Answer : VRRPv3 supports IPv6, but previous versions of VRRP do not.

400-101 CCIE Routing and Switching Written Practice Exam Set 2

When optimizing throughput, which of the following formulas would you use to calculate BDP? (Select the best answer.)


Options are :

  • BW x RTT = BDP
  • BW x rwin = BDP
  • BW rwin = BDP
  • BW RTT = BDP

Answer : BW x RTT = BDP

In which of the following ways are ISIS and OSPF similar? (Select 2 choices.)


Options are :

  • IS-IS and OSPF can both perform address summarization
  • .IS-IS and OSPF flood routing information to every router in the AS.
  • .IS-IS and OSPF both elect a DR and a BDR.
  • IS-IS and OSPF both have a backbone area.

Answer : IS-IS and OSPF can both perform address summarization .IS-IS and OSPF flood routing information to every router in the AS.

Which of the following protocols is used with IPv6 multicast and natively supports SSM? (Select the best answer.)


Options are :

  • MLDv1
  • .MLDv2
  • IGMPv2
  • IGMPv3

Answer : .MLDv2

400-101 CCIE Routing and Switching Written Practice Exam Set 9

Which of the following functions is the data plane responsible for? (Select the best answer.)


Options are :

  • forwarding packets
  • exchanging routing information
  • exchanging label information
  • .reserving bandwidth

Answer : forwarding packets

Which of the following does a BGP cluster ID identify? (Select the best answer.)


Options are :

  • a route reflector in a cluster
  • the originator of a route
  • a group of route reflectors
  • the clusters that a route has passed through
  • a group of peers with the same update policies

Answer : a group of route reflectors

You issue the aaa authentication login default group tacacs+ local command. Which of the following statements is correct? (Select the best answer.)


Options are :

  • If a user's account is not found on the TACACS+ servers, the user will automatically be allowed access.
  • The default authentication method is applied to all lines for which no other login method has been specified.
  • If the TACACS+ servers are unavailable; the user will automatically be allowed access.
  • .If the TACACS+ servers are unavailable; the user will automatically be denied access.

Answer : The default authentication method is applied to all lines for which no other login method has been specified.

400-101 CCIE Routing and Switching Written Practice Exam Set 6

Which of the following commands will track whether IP routing is enabled, the interface line protocol is up, and the interface IP address is configured? (Select the best answer.)


Options are :

  • .track 1 interface FastEthernet1/1 ip routing
  • .track 1 ip route 10.10.10.0/24 metric threshold
  • track 1 ip route 10.10.10.0/24 reachability
  • track 1 interface FastEthernet1/1 lineprotocol

Answer : .track 1 interface FastEthernet1/1 ip routing

With which of the following ISIS routers can an L1 router establish adjacencies? (Select the best answer.)


Options are :

  • .L1 and L1/L2 routers in the same area
  • only L1 routers in the same area
  • only L1 routers in any area
  • L1 and L2 routers in the same area

Answer : .L1 and L1/L2 routers in the same area

Which of the following statements are true regarding RADIUS? (Select 2 choices.)


Options are :

  • RADIUS combines authentication and authorization into a single function.
  • RADIUS is an IETF standard protocol.
  • RADIUS uses TCP port 49.
  • RADIUS encrypts the entire packet during transmission.

Answer : RADIUS combines authentication and authorization into a single function. RADIUS is an IETF standard protocol.

400-101 CCIE Routing and Switching Written Practice Exam Set 3

You issue the snmpserver host 10.20.30.1 v3 command on a Cisco switch. No previous SNMP commands have been issued on the switch. What version of SNMP is enabled? (Select the best answer.)


Options are :

  • .SNMPv2C
  • SNMPv1
  • SNMPv3
  • SNMPv2

Answer : SNMPv1

400-101 CCIE Routing and Switching Written Practice Exam Set 3

You want to establish an EtherChannel between SwitchA and SwitchB. Which of the following modes can you configure on both of the switches to establish the EtherChannel over PAgP? (Select the best answer.)


Options are :

  • on
  • .active
  • desirable
  • .passive

Answer : desirable

Which of the following statements are true regarding 6to4 tunnels? (Select 2 choices.)


Options are :

  • 6to4 tunnels transport IPv4 packets over an IPv6 network.
  • 6to4 tunnels are automatic tunnels.
  • 6to4 tunnels are point-to-multipoint.
  • Cisco recommends using ISATAP tunnels instead of 6to4 tunnels to connect isolated IPv6 sites.

Answer : 6to4 tunnels are automatic tunnels. 6to4 tunnels are point-to-multipoint.

Which of the following commands should you issue so that only packets with a TTL count greater than or equal to 251 are accepted from an eBGP neighbor at 192.168.1.1? (Select the best answer.)


Options are :

  • neighbor 192.168.1.1 ttlsecurity hops 252
  • neighbor 192.168.1.1 ttlsecurity hops 1
  • .neighbor 192.168.1.1 ttlsecurity hops 4
  • neighbor 192.168.1.1 ttlsecurity hops 251

Answer : .neighbor 192.168.1.1 ttlsecurity hops 4

400-101 CCIE Routing and Switching Written Practice Exam Set 13

You issue the following commands on a Cisco router: RouterA(config)#ipv6 prefixlist bosonrip permit ::/0 RouterA(config)#ipv6 router rip boson RouterA(configrtr)#distributelist prefixlist bosonrip out FastEthernet0/0 Which of the following statements best describes what will occur? (Select the best answer.)


Options are :

  • .IPv6 routing updates matching bosonrip will not be advertised.
  • .IPv6 routing updates matching bosonrip and destined for the FastEthernet0/0 interface will be advertised.
  • IPv6 routing updates matching bosonrip and arriving on the FastEthernet0/0 interface will be accepted.
  • .IPv6 routing updates matching bosonrip and destined for the FastEthernet0/0 interface will not be advertised.

Answer : .IPv6 routing updates matching bosonrip and destined for the FastEthernet0/0 interface will be advertised.

Which of the following PfR policies best describe the use of a maximum threshold on the amount of traffic that a specific link is allowed to carry? (Select 2 choices.)


Options are :

  • link policy
  • range policy
  • tilization policy
  • cost policy
  • .traffic load policy

Answer : tilization policy .traffic load policy

For which of the following reasons would a multicast host send a packet to 224.0.0.2? (Select the best answer.)


Options are :

  • to send a membership query
  • to reply to a membership query
  • to leave a multicast group at 234.19.19.19
  • .to join a multicast group at 234.19.19.19

Answer : to leave a multicast group at 234.19.19.19

400-101 CCIE Routing and Switching Written Practice Exam Set 6

You accidentally configure a GRE tunnel so that the preferred route to its destination interface is through itself. Which of the following will you most likely see when troubleshooting this issue? (Select the best answer.)


Options are :

  • .a %FORWARDINGIP_TUNNEL3UNSUP_PROTO error message
  • the destination interface in the administratively down state
  • a %FORWARDINGIP_TUNNEL3LOOPING error message
  • a %TUN5RECURDOWN error message

Answer : a %TUN5RECURDOWN error message

Which of the following statements are true regarding MTR? (Select 2 choices.)


Options are :

  • MTR requires CEF or dCEF.
  • MTR is supported by the show ip rpf command.
  • MTR is supported only on BGP and OSPF.
  • .MTR is supported on IPv4 and IPv6.

Answer : MTR requires CEF or dCEF. MTR is supported by the show ip rpf command.

Which of the following configuration management tools does not use client agent software on managed nodes? (Select the best answer.)


Options are :

  • Puppet
  • Chef
  • Salt
  • Ansible

Answer : Ansible

400-101 CCIE Routing and Switching Written Practice Exam Set 6

Which of the following DHCP options can be configured to aid in distributing IP addresses to clients by providing additional information about the relay agent that is processing DHCP requests? (Select the best answer.)


Options are :

  • DHCP option 43
  • DHCP option 150
  • DHCP option 82
  • DHCP option 66

Answer : DHCP option 82

You want to use MQC to configure an NBARbased QoS policy on a router. Which of the following commands should you issue to specify the traffic that should be discovered and classified by NBAR? (Select the best answer.)


Options are :

  • match protocol
  • classmap
  • servicepolicy
  • policymap

Answer : match protocol

Which of the following statements are true regarding PVLAN Edge? (Select 2 choices.)


Options are :

  • You can configure a port to be an isolated port by using PVLAN Edge.
  • You can configure a port to be a promiscuous port by using PVLAN Edge.
  • You can configure a port to be a community port by using PVLAN Edge.
  • You can configure a port to be a protected port by using PVLAN Edge.
  • PVLAN Edge does not provide isolation between ports on different switches.

Answer : You can configure a port to be a protected port by using PVLAN Edge. PVLAN Edge does not provide isolation between ports on different switches.

400-101 CCIE Routing and Switching Written Practice Exam Set 5

Which of the following Cisco IOS XE subpackages provides the operating system software for the route processor? (Select the best answer.)


Options are :

  • RPControl
  • RPAccess
  • .RPIOS
  • RPBase

Answer : RPBase

Which of the following are ELAN services? (Select 2 choices.)


Options are :

  • EPL
  • ERMS
  • ERS
  • EMS

Answer : ERMS EMS

Which of the following routing protocols support both plaintext and MD5 authentication? (Select 2 choices.)


Options are :

  • OSPF
  • BGP
  • RIPv2
  • EIGRP

Answer : OSPF RIPv2

400-101 CCIE Routing and Switching Written Practice Exam Set 4

In Cisco ACI, what is a collection of rules and policies that define how endpoints can communicate? (Select the best answer.)


Options are :

  • a context
  • .an EPG
  • an ANP
  • a contract

Answer : a contract

You have issued the following commands on RouterA: pseudowireclass boson ip pmtu RouterA receives a packet that is larger than the path MTU and that has a DF bit set to 1. Which of the following will RouterA do? (Select 2 choices.)


Options are :

  • RouterA will return an ICMP unreachable message to the sender.
  • RouterA will fragment the packet before L2TP/IP encapsulation occurs.
  • .RouterA will forward the packet.
  • RouterA will drop the packet.

Answer : RouterA will return an ICMP unreachable message to the sender. RouterA will drop the packet.

Which of the following commands configures a hub router to allow spoke routers to register with the hub as multicast receivers? (Select the best answer.)


Options are :

  • .ip nhrp group
  • .ip nhrp map
  • .ip nhrp map multicast dynamic
  • ip nhrp map multicast
  • .ip nhrp map group

Answer : .ip nhrp map multicast dynamic

400-101 CCIE Routing and Switching Written Practice Exam Set 5

Which of the following EPC configuration commands will capture multicast traffic? (Select the best answer.)


Options are :

  • monitor capture point ip cef boson fastethernet 0/1 out
  • monitor capture point ip processswitched boson out
  • monitor capture point ip processswitched boson in
  • monitor capture point ip cef boson fastethernet 0/1 in

Answer : monitor capture point ip processswitched boson in

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