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Which IPv6 tunneling mechanism requires a service provider to use one of its own native IPv6 blocks to guarantee that its IPv6 hosts will be reachable?
A. 6rd tunneling
B. automatic 6to4 tunneling
C. NAT-PT tunneling
D. ISATAP tunneling
E. manual ipv6ip tunneling
F. automatic 4to6 tunneling
Which two discovery mechanism does LDP support? (Choose two.)
On a network using RIPng, the prefix field of a routing table entry has a value of 0:0:0:0:0:0:0:0. What does this value signify?
A. The next hop address is unknown.
B. The next hop address is a site-local address.
C. The neighboring router has IPv6 ND disabled.
D. The next hop address must be the originator of the route advertisement.
E. The associated route follows a default route out of the network.
Which AS_PATH attribute can you use to prevent loops when implementing BGP confederations?
Which two statements about OSPF are true? (Choose two.)
A. External type 2 routes are preferred over interarea routes.
B. Intra-area routes are preferred over interarea routes.
C. External type 1 routes are preferred over external type 2 routes.
D. External type 1 routes are preferred over intra-area routes.
E. External type 2 routes are preferred over external type 1 routes.
Which two statements about the OSPF two-way neighbor state are true? (Choose two.)
A. Each neighbor receives its own router ID in a hello packet from the other neighbor.
B. Each neighbor receives a hello message from the other neighbor.
C. It is valid only on NBMA networks.
D. It is valid only on point-to-point networks.
E. Each neighbor receives an acknowledgement of its own hello packet from the other neighbor.
F. Each neighbor receives the router ID of the other neighbor in a hello packet from the other neighbor.
Which two statements about device access control are true? (Choose two.)
A. The AUX port is displayed as type tty in the output of the show line command.
B. VTY lines are associated with physical interfaces on a network device.
C. MPP restricts device-management access to interfaces that are configured under the control plane host configuration.
D. The enable password command sets an MD5 one-way encrypted password.
E. The console port supports hardware flow control
In the DiffServ model, which class represents the highest priority with the lowest drop probability? (*)
Which two methods can you use to limit the range for EIGRP queries? (Choose two.)
A. Use an access list to deny the multicast address 22.214.171.124 outbound from select EIGRP neighbor and permit everything else.
B. Configure route tagging for all EIGRP routes.
C. Summarize routes at the boundary routers of the EIGRP domain.
D. Configure unicast EIGRP on all routers in the EIGRP domain.
E. Configure stub routers in the EIGRP domain.
F. Use an access list to deny the multicast address 126.96.36.199 outbound from select EIGRP neighbors and permit everything else.
Which two best practices does Cisco recommend to migrate a network from PVST+ to MST? (Choose two.)
A. Start the migration at the edge nodes and work toward the root bridge.
B. Before starting the transition, configure one of the edge nodes with a lower priority so that it becomes the root bridge after the transition.
C. Before starting the transition, ensure that at least two nodes act as the root bridge for all VLANs in the network.
D. Start the migration at the root bridge and work toward the edge nodes.
E. Before starting the transition, configure one of the edge nodes with a higher priority so that it becomes the root bridge after the transition.
F. Before starting the transition, ensure that one node is the root bridge for all VLANs in the network.
Refer to the exhibit. Which two statements about this egress queue are true? (Choose two.)
A. The queue 3 buffer is allocated 20 percent, its drop threshold is 100 percent, and it is guaranteed 400 percent of memory.
B. The queue 1 buffer is allocated 30 percent, its drop threshold is 25 percent, and it is guaranteed 100 percent of memory.
C. The queue 1 buffer is allocated 30 percent, its drop threshold is 100 percent, and it is guaranteed 150 percent of memory.
D. The queue 2 buffer is allocated 30 percent, its drop threshold is 200 percent, and it can use at maximum 400 percent of memory.
E. The queue 3 buffer is allocated 30 percent, its drop threshold is 100 percent, and it can use at maximum 400 percent of memory.
Which two statements about the function of PIM designated router are true? (Choose two.)
A. It registers directly connected source to the PIM rendezvous point.
B. It sends PIM asserts on the interface of the outgoing interface list.
C. It sends PIM Join/Prune messages for directly connected receivers.
D. It forwards multicast traffic from the source into the PIM network.
E. It sends IGMP queries.
Refer to exhibit. The router is unreachable using telnet. Which option is solution?
A. Use an extended access list instead of standard access list.
B. The transport output telnet command must be added.
C. The VRF configuration must be completed.
D. The “vrf-also” keyword must be added to the access-class configuration.
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