[单项选择] Router R1 lists the following output from a show command. Which of the following is true about R1?（） R1# show ip v6 interface f0/0 FastEthernet0/0 is up, line protocol is up IPv6 is enabled, link - local address is FE80::213:19FF:FE12:3456 No Virtual link - local address(es): Global unicast address(es): 2000::4:213:19FF:FE12:3456, subnet is 2000:0:0:4::/64 [EUI] Jo ined group address(es): FF02::1 FF02::2 FF02::1:FF:12:3456
A. R1's solicited node multicast address is FF02::1:FF:12:3456.
B. R1's 2000::4:213:19FF:FE12:3456 address is a global unicast with all 128 bits statically configured.
C. Address FF02::2 is  R1's solicited node multicast.
D. R1's solicited node multicast, not listed in this output, would be FF02::213:19FF:FE12:3456.

[多项选择] The following output on Router R1 lists details of a BGP route for 190.1.0.0/16. Which of the following is true based on this output?（） R1# show ip bgp 190.1.0.0/16 BGP routing table entry for 190.1.0.0/16, version 121 Paths: (1 available, best #1, table Default - IP - Routing - Table) Advertised to update - groups: 1 1 2 3 4 1.1.1.1 from 2.2.2.2 (3.3.3.3) Origin IGP, metric 0, localpref 100, valid, internal, best
A. R1 has a neighbor 1.1.1.1 command configured.
B. R1 has a neighbor 2.2.2.2 command configured.
C. The show ip bgp command lists a line for 190.1.0.0/16 with both a n > and an i on the left.
D. R1 is in ASN 1.

[单项选择] The following output occurs on Router R1 , which runs both EIGRP for IPv6 and OSPFv3, with redistribution from EIGRP into OSPF configured with the redistribute eigrp 1 metric 25 command. Interface S0/0/1 has been enabled for EIGRP ASN 1. Which of the following should be true of redistribution in this case?（） D 2000::/64 [90/1422516] via FE80::213:19FF:FE7B:5026, Serial0/0/ 1 C 2000:0:0:1::/64 [0/0] via Serial0/0/1, directly connected L 2000::1:213:19FF:FE7B:5004/128 [0/0] via Serial0/0/1, receive
A. Route 2000::/64 will be redistributed.
B. Route 2 000:0:0:1::/64 will be redistributed.
C. Route 2000:1:213:19FF:FE7B:5004/128 will be redistributed.
D. No routes will be redistributed because of the omission of the subnets parameter of the redistribute command.

[单项选择] The following output occurs on Router R1. Which of the following cannot be determine d from this output?（） R1# show ip route 180.1.1.0 255.255.255.240 Routing entry for 180.1.1.0/28 Known via "bgp 2", distance 20, metric 0 Tag 3, type external Last update from 192.168.1.2 00:10:27 ago Routing Descriptor Blocks: * 192.168.1.2, from 19 2.168.1.2, 00:10:27 ago Route metric is 0, traffic share count is 1 AS Hops 2 Route tag 3
A. The type of BGP peer (iBGP or eBGP) that advertised this route to R1
B. R1's ASN
C. The next - hop router's ASN
D. The AS_Path length

[单项选择] The following output occurs on Router R1. IP SLA operation 1 uses an ICMP echo operation type, with default frequency of 60 seconds. The operation pings from address 1.1.1.1 to address 2.2.2.2. Which of the following answers is true reg arding IP SLA and object tracking on R1?（） R1# show track Track 2 IP SLA 1 state State is Up 3 changes, last change 00:00:03 Delay up 45 secs, down 55 secs Latest operation return code: OK Latest RTT (millisecs) 6 Tracked by: STATIC - IP - ROUTING 0
A. The tracking return code fails after the SLA operation results in an ICMP echo failure three times.
B. The tracking return code fails after the SLA operation results in an ICMP echo failure one time.
C. After the tracking object fails, the tracking o bject moves back to an up state 45 seconds later in all cases.
D. After moving to a down state, the tracking object moves back to an OK state 45 seconds after the SLA operation moves to an OK state.

[多项选择] The following output was taken from Router R3. A scan of R3's configuration shows that no bandwidth commands have been configured in this router. Which of the following answers lists configuration settings could be a part of a configuration tha t results in the following output?（） R3#show ip ospf interface brief Interface PID Area IP Address/Mask Cost State Nbrs F/C Se0/0/0.2 3 34 10.10.23.3/29 647 P2P 1/1 Se0/0/0.1 3 34 10.10.13.3/29 1000 P2P 1/1 Fa0/0 3 34 10.10.34.3/24 20 BDR 1/1
A. An a uto - cost reference - bandwidth 1000 command in router ospf mode
B. An auto - cost reference - bandwidth 2000 command in router ospf mode
C. An ip ospf cost 1000 interface S0/0/0.1 command in router ospf mode
D. An auto - cost reference - bandwidth 64700 command i n router ospf mode

[多项选择] Examine the following configuration on Router R1. R1's show ip route 172.16.4.1 command list s a route with outgoing interface S0/1/1. Host 172.16.3.3 uses telnet to connect to host 172.16.4.1.What will Router R1 do with the packets generated by host 172.16.3.3 because of the telnet,assuming the packets enter R1's F0/0 interface?（） interface Fastethernet 0/0 ip address 172.16.1.1 255.255.255.0 ip policy route - map Q2 ! route - map Q2 permit match ip address 101 set interface s0/0/1 ! access - list 101 permit tcp host 172.16.3.3 172.16.4.0 0.0.0.255
A. The packet will be forwarded out S0/0 /1, or not at all.
B. The packet will be forwarded out S0/0/1 if it is up.
C. The packet will be forwarded out S0/1/1 if it is up.
D. The packet will be forwarded out S0/1/1 if it is up, or if it is not up, out s0/0/1.
E. The packet will be forwarded o ut S0/0/1 if it is up, or if it is not up, out s0/1/1.

[单项选择] The following output occurs on Router R2. Which of the following statements can be confirmed as true based on the output from R2?（） R2# show ip policy Interface Route map Fa0/0 RM1 Fa0/1 RM2 S0/0/0 RM3
A. R2 will forward all packets that enter Fa0/0 per the PBR configuration.
B. R2 will use route map RM2 when determining how to forward packets that exit interface Fa0/1.
C. R2 will consider using PBR for all packets exiting S0/0 /0 per route map RM3.
D. R2 will consider using PBR for all packets entering S0/0/0 per route map RM3.

[多项选择] Router R1 has the following configuration. Assuming R1's F0/0 interface has a MAC address of 0200.0011.1111, what IPv6 addresses will R1 list for interface F0/0 in the output of the show ipv6 interface brief command?（） interface f0/0 ipv6 address 2345:0:0:8::1/64
A. 2345:0:0:8::1
B. 2345:0:0:8:0:FF:FE11:1111
C. FE80::8:0:FF:FE11:1111
D. FE80:0:0:8::1

[多项选择] Given the output from a show route extensive command (some information removed): 10.10.0.0/16(2 entries, 1 announced) Communities: 64512:666 90:4070 5834:66 172.16.1.0/24(1 entries, 1announced) Communities: 65000:1696 1234:666 50:7090 172.16.20.0/22 (3 entries, 1 announced)Communities: 65544:1000 80:1001 8431:14952 192.168.33.64/26 (2 entries, 1 announced) Communities:10:4307 9231:1071 64512:999 Which two routes appear when a show route community 64512:* command is executed?（）
A. 10.10.0.0/16
B. 172.16.1.0/24
C. 172.16.20.0/22
D. 192.168.33.64/26

[单项选择]Which line from the output of the show ip interface command indicates a layer 1 problem?（）
A. Serial0/1 is up, line protocol is down
B. Serial0/1 is down, line protocol is down
C. Serial0/1 is up, line protocol is up
D. Serial0/1 is administratively down, line protocol is down

[多项选择] The following output was taken from the show ip bgp command on Router R2. In this case, which of the following commands are most likely to already be configured on R2?（） BGP router identifier 11.11.11.11, local AS number 11 ... Neighbor V AS Ms gRcvd MsgSent TblVer InQ OutQ Up/Down State/PfxRcd 1.1.1.1 4 1 87 87 0 0 0 00:00:06 Idle (Admin) 2.2.2.2 4 3 173 183 41 0 0 00:58:47
A. router bgp 11
B. neighbor 1.1.1.1 remote- as 11
C. neighbor 2.2.2.2 prefix - limit 1
D. neighbor 1.1.1.1 shutdown

[单项选择] The following output, taken from a show ip bgp command on Router R1, lists two neighbors. In what BGP neighbor state is neighbor 1.1.1.1?（） Neighbor V AS MsgRcvd MsgSent TblVer InQ OutQ Up/Down State/PfxRcd 1.1.1.1 4 1 60 61 26 0 0 00:45:01 0 2.2.2.2 4 3 153 159 26 0 0 00:38:13 1
A. Idle
B. Opensent
C. Active
D. Established

[多项选择]Which two of the following Cisco router platforms support Multicast Distributed Fast Switching?（）
A. 3600 series
B. 7200 series with NSE-1
C. 7500 series
D. 12000 series

[多项选择]Which of the following describe router functions?（）
A. Packet switching
B. Collision prevention on a LAN segment
C. Packet filtering
D. Broadcast domain enlargement
E. Broadcast forwarding
F. Internetwork communication

[单项选择]What is the maximum number of output policy lists that you can attach to an IP interface?（）
A. 1
B. 2
C. 128
D. 512

[单项选择] The following configuration exists on a router on one end of an IPv6 tunnel. Although the configuration added so far is correct, the configuration is incomplete. Which type of tunnel is most likely to be intended by the network engineer？（） interface loopback 1 ip address 192.168.1.1 255.255.255.255 interface tunnel 2 ipv6 address 2002:C0A8:10 1::1/64 tunnel source loopback 1
A. Automatic 6to4
B. Manually configured tunnel
C. ISATAP
D. GRE

[单项选择]Assume that output increased from 1550 to 1850 units per day as a result of increasing labor from 200 to 210 workers. The marginal product of labor is closest to:（）
A. 1.55 units per day per worker.
B. 30 units per day per worker.
C. 1.25 units per day per worker.