Refer to the exhibit. Router R1 is being used as a relay device for autoconfiguration of switch S1.Which configuration will acc omplish this? （）
A.S1(config)# interface fastethernet 0/1 S1(config - if)# ip helper - address 10.0.0.2
B.S1(config)# interface fastethernet 0/1 S1(config - if)# ip helper - address 20.0.0.1
C.R1(config)# interface fastethernet 0/0 R1(config - if)# ip help er - address 20.0.0.2R 1(config - if)# ip helper - address 20.0.0.3 R1(config - if)# ip helper - address 20.0.0.4 R1(config - if)# exit R1(config)# interface fastethernet 0/1 R1(config - if)# ip helper - address 10.0.0.1
D.R1(config)# interface fastethernet 0/0 R1 (config - if)# ip helper - address 20.0.0.1 R2(config)# interface fastethernet 0/0 R2(config - if)# ip helper - address 20.0.0.1 R3(config)# interface fastethernet 0/0 R3(config - if)# ip helper - address 20.0.0.1 R4(config)# interface fastethernet 0/0 R4(config - if)# ip helper - address 20.0.0.1
E.S1(config)# interface fastethernet 0/1 S1(config - if)# ip helper - address 10.0.0.2 R2(config)# interface fastethernet 0/0 R2(config - if)# ip helper - address 20.0.0.1 R3(config)# interface fastethernet 0/0 R3(config - if) # ip helper - address 20.0.0.1 R4(config)# interface fastethernet 0/0 R4(config - if)# ip helper - address 20.0.0.1
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A. If a packet is sent to a multicast group address, the multicast frame contains the source multicast address.
B. A router does not have to be a member of a multicast group to recei ve multicast data.
C. A router must be a member of a multicast group to send to the group.
D. A router does not have to be a member of a multicast group to send to the group.
E. If a packet is sent to a multicast group address, all members of the multic ast group will receive it.
F. A router must be a member of a multicast group to receive multicast data.
A.Multicast addresses 224.0.0.13 and 224.0.0.22 are reserved link - local addresses used by PIMv2 and IGMPv3
B.Because they would map to overlapping IP multicast MAC addresses, multicast addresses 224.0.1.1 and 238.1.1.1 could not be used toget her
C.Multicast addresses 224.0.0.0 through 224.0.0.255 are always forwarded because they are transmitted with Time to Live (TTL) greater than 1
D.Multicast addresses 224.0.0.5 and 224.0.0.6 are source multicast addresses for OSPF routers
E.The a dministratively scoped multicast addresses 239.0.0.0 through 239.255.255.255 are similar in purpose to RFC 1918 private unicast addresses
F.Multicast address 224.0.1.1 has been reserved for the Network Time Protocol (NTP) by the IANA
A. The area cannot be a backbone area.
B. Inter area routes are suppressed.
C. The area has no more than 10 routers.
D. No virtual links are allowed.
E. No autonomous system border routers are allowed.
F. Redistribution is not allowed unless the packet is changed to a type 7 packet.
Refer to the exhibit. Which three statements accurately describe the result of applying the exhibited route map?（）
A. The map prohibits th e redistribution of all type 2 external OSPF routes.
B. All routes that do no match clauses 10 and 20 of the route map are redistributed with their tags set to 8.
C. The map prohibits the redistribution of all external OSPF routes with tag 6 set.
D. Th e map permits the redistribution of all type 1 external OSPF routes.
E. The map redistributes into EIGRP all routes that match the pfx prefix list and the five metric values?0000, 1000, 255, 1, and 1500.
F. The map prohibits the redistribution of all ty pe 2 external OSPF routes with tag 6 set.
A. 20
B. 10
C. 0
D. 1
最新試題
Router R1, a branch router, connects to the Internet using DSL. Some traffic flows through a GRE and IPsec tunnel, over the DSL connection, destined for an Enterprise network.Which of the following answers best describes the router's logic that tells the router, for a given packet, to apply GRE encapsulation to the packet?（）
Router R1, a branch router, connects to the Internet using DSL. Some traffic flows through a GRE and IPsec tunnel, over the DSL connection, and into the core of an Enterprise network. The branch also allows local hosts to communicate directly with public sites in th e Internet over this same DSL connection.Which of the following answers defines how the branch NAT config avoids performing NAT for the Enterprise directed traffic but does perform NAT for the Internet - directed traffic?（）
An enterprise h as plans to start adding IPv6 support. For the first year, the IPv6 will be in small pockets spread around the existing large IPv4 network, with occasional IPv6 traffic while applications teams test IPv6 - enabled servers and applications.Which of the fol lowing tools would be most appropriate?（）
Router R1 sits at an Enterprise branch office, using both the Internet and a leased line to another Enterprise router for its two connectivity options back into the rest of the Enterprise network. The engineer planning for this branch decided to use the leased line for all Enterprise traffic, unless it fails, in which case the Internet connection should be used to pass traffic to the Enterprise.Which of the following is most likely to be useful on the branch router?（）
The answers each list a tunnel method and two consecutive IPv6 address quartets.Which answers identify a tunneling method that relies on an IPv4 address to be embedded into an IPv6 address, within the correct quartets listed?（）
Which of the following is the shortest valid abbreviation for FE80:0000:0000:0000:0010:0000:0000:0123?（）
Which of the following is helpful to allow an IPv6 host to learn the IP address of a default gateway on its subnet?（）
Router R1 currently has no configuration related to IPv6 or IPv4. The following configuration exists in a planning document, intended to be used to copy/paste into Router R1 to enable RIPng and IPv6 on interfaces F0/0 and S0/0/0. No other related configuration exists. Which of the following is true about RIPng on R1 after this configuration has been pasted into R1?（）ipv6 unicast- routinginterface f0/0ipv6 rip one enableipv6 address 2000::1/64interface s0/0/0ipv6 address 2001::/64 eui - 64ipv6 rip one enable
Router R1 has been conf igured with an ipv6 route 2000::/64 S0/0/0 64 command.Which of the following does the 64 at the end of the command represent?（）
Which of the following answers lists a multicast IPv6 address?（）