R1 in ASN 1 with loopback1 address 1.1.1.1 needs to be configured with an iBGP connection to R2 with loopback2 IP address 2.2.2.2. The connection should use the loopbacks. Which o f the following commands is required on R1?（）A、neighbor 1.1.1.1 remote- as 1B、neighbor 2.2.2.2 remote- as 2C、neighbor 2.2.2.2 update - source loopback1D、neighbor 2.2.2.2 ibgp -multihop 2E、neighbor 2.2.2.2 ibgp - mode
R1 in ASN 1 with loopback1 address 1.1.1.1 needs to be configured with an iBGP connection to R2 with loopback2 IP address 2.2.2.2. The connection should use the loopbacks. Which o f the following commands is required on R1?（）
- A、neighbor 1.1.1.1 remote- as 1
- B、neighbor 2.2.2.2 remote- as 2
- C、neighbor 2.2.2.2 update - source loopback1
- D、neighbor 2.2.2.2 ibgp -multihop 2
- E、neighbor 2.2.2.2 ibgp - mode
相关考题：
An Enterprise rou ter, Ent1, displays the following excerpt from the show ip bgp command. ENT1 has an eBGP connection to an ISP router with address 3.3.3.3 and an iBGP connection to a router with address 4.4.4.4. Which of the following is most likely to be true?（）Network Next Hop Metric LocPrf Weight Path* 3.3.3.3 0 0 1 1 1 1 218 iA. The Enterprise likely uses ASN 1.B. The neighboring ISP likely uses ASN 1.C. The route has been advertised through ASN 1 multiple times.D. Router Ent1 will add another ASN to the AS_Path before advertising this route to its iBGP peer (4.4.4.4).
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 19 0.1.0.0/16BGP routing table entry for 190.1.0.0/16, version 121Paths: (1 available, best 1, table Default - IP - Routing - Table)Advertised to update - groups:11 2 3 41.1.1.1 from 2.2.2.2 (3.3.3.3)Origin IGP, metric 0, localpref 100, valid, internal, bestA. 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 an and an i on the left.D. R1 is in ASN 1.
Which of the following commands causes a router to bring down BGP neighbor relationships?() A. clear ip bgp *B. clear ip bgp 1.1.1.1C. clear ip bgp * softD. clear ip bgp 1.1.1.1 out
R1 is currently advertising prefixes 1.0.0.0/8, 2.0.0.0/8, and 3.0.0.0/8 over its eBGP connection to neighbor 2.2.2.2 (R2). An engineer configures a prefix list (fred) on R1 that permits only 2.0.0.0/8 and then enables the filter with the neighbor R2 prefix- list fred out command. Upon exiting configuration mode, the engineer uses some show commands on R1, but no other commands.Which of the following is true in this case?（）A. The show ip bgp neighbor 2 .2.2.2 received -routes command lists the three original prefixes.B. The show ip bgp neighbor 2.2.2.2 advertised - routes command lists the three original prefixes.C. The show ip bgp neighbor 2.2.2.2 routes command lists the three original prefixes.D. T he show ip bgp neighbor 2.2.2.2 routes command lists only 2.0.0.0/8.E. The show ip bgp neighbor 2.2.2.2 advertised - routes command lists only 2.0.0.0/8.
R1 in ASN 1 with loopback1 address 1.1.1.1 needs to be configured with an iBGP connection to R2 with loopback2 IP address 2.2.2.2. The connection should use the loopbacks.Which o f the following commands is required on R1?（）A. neighbor 1.1.1.1 remote- as 1B. neighbor 2.2.2.2 remote- as 2C. neighbor 2.2.2.2 update - source loopback1D. neighbor 2.2.2.2 ibgp -multihop 2E. neighbor 2.2.2.2 ibgp - mode
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/DownState/PfxRcd1.1.1.1 4 1 87 87 0 0 0 00:00:06 Idle(Admin)2.2.2.2 4 3 173 183 41 0 0 00:58:47A. router bgp 11B. neighbor 1.1.1.1 remote- as 11C. neighbor 2.2.2.2 prefix - limit 1D. neighbor 1.1.1.1 shutdown
Enterprise Router R1, in ASN 1, connects to ISP Router I1, ASN 2, using eBGP. There are two parallel serial links between the two rou ters. The implementation plan calls for each router to base their BGP TCP connection on their respective loopback1 interfaces, with IP addresses 1.1.1.1 and 2.2.2.2, respectively.Which of the following commands would not be part of a working eBGP confi guration on Router R1?（）A. router bgp 1B. neighbor 2.2.2.2 remote- as 2C. neighbor 2.2.2.2 update - source loopback1D. neighbor 2.2.2.2 multihop 2
Router R1 exists in an Enterprise that uses EIGRP as its routing protocol. The show ip route command output on router R1 lists the following phrase: Gateway of last resort is 1.1.1.1 to network 2.0.0.0.Whic h of the following is most likely to have caused this output to occur on R1?（）A. R1 has been configured with an ip default- network 2.0.0.0 command.B. R1 has been configured with an ip route 0.0.0.0 0.0.0.0 1.1.1.1 command.C. R1 has been configured with an ip route 2.0.0.0 255.0.0.0 1.1.1.1 command.D. Another router has been configured with an ip default - network 2.0.0.0 command.E. Another router has been configured with an ip route 2.0.0.0 255.0.0.0 1.1.1.1 command.
Refer to the exhibit. Network 10.0.0.0／8 is being advertised to autonomous system 65550 via both external links. Which statement about the preferred path to the 10.0.0.0／8 network is true? () A. Router R2 will be preferred because it has the higher neighbor IP address.B. Router R2 will be preferr ed because its neighbor has a lower autonomous system number.C. Router R1 will be preferred because it has a lower local preference.D. Router R2 will be preferred because it has a higher local preference.E. Router R1 will be preferred because its nei ghbor has the higher autonomous system number.F. Router R1 will be preferred because it has the lower neighbor IP address.
Router R1 has been configured with the commands rout er eigrp 9 and network 172.16.2.0 0.0.0.255, with no other current EIGRP configuration. R1‘s (working) Fa0/0 interface has been configured with IP address 172.16.2.2/26. R1 has found three EIGRP neighbors reachable via interface Fa0/0, including the rou ter with IP address 172.16.2.20. When the engineer attempts to add the neighbor 172.16.2.20 fa0/0 command in EIGRP configuration mode.Which of the following occurs？（）A.Fa0/0 failsB.The command is rejecteDC.The existing three neighbors failD.The neighborship with 172.16.2.20 fails and then reestablishesE.None of the other answers is correct
Refer to the exhibit. EIGRP has been configured on routers R1 and R2. However, R1 does not show R2 as a neighbor and does not accept routing updates from R2.What could be the cause of the problem?() A. The no auto - summary command has not been issued under the EIGRP process on both routers.B. Interface E0 on router R1 has not been configured with a secondary IP address of 10.1.2.1/24.C. EIGRP cannot exchange routing updates with a neighbor‘s router interface that is configured with tw o IP addresses.D. EIGRP cannot form neighbor relationship and exchange routing updates with a secondary address.
Which of the following commands causes a router to bring down BGP neighbor relationships?（）A、clear ip bgp *B、clear ip bgp 1.1.1.1C、clear ip bgp * softD、clear ip bgp 1.1.1.1 out
Routers R1 and R2 are configured for HSRP as shown below： Router R1： interface ethernet 0 ip address 20.6.2.1 255.255.255.0 standby 35 ip 20.6.2.21 standby 35 priority 100 interface ethernet 1 ip address 20.6.1.1.2 255.255.255.0 standby 34 ip 20.6.1.21 Router R2： interface ethernet 0 ip address 20.6.2.2 255.255.255.0 standby 35 ip 20.6.2.21 interface ethernet 1 ip address 20.6.1.1.1 255.255.255.0 standby 34 ip 20.6.1.21 standby 34 priority 100 You have configured the routers R1 R2 with HSRP. While debugging router R2 you notice very frequent HSRP group state transitions. What is the most likely cause of this？ （）A、 physical layer issuesB、 no spanning tree loopsC、 use of non-default HSRP timersD、 failure to set the command standby 35 preempt
Routers R1 and R2 are configured for HSRP as shown below： Router R1： interface ethernet 0 ip address 20.6.2.1 255.255.255.0 standby 35 ip 20.6.2.21 standby 35 priority 100 interface ethernet 1 ip address 20.6.1.1.2 255.255.255.0 standby 34 ip 20.6.1.21 Router R2： interface ethernet 0 ip address 20.6.2.2 255.255.255.0 standby 35 ip 20.6.2.21 interface ethernet 1 ip address 20.6.1.1.1 255.255.255.0 standby 34 ip 20.6.1.21 standby 34 priority 100 You have configured the routers R1 R2 with HSRP. While debugging router R2 you notice veryfrequent HSRP group state transitions. What is the most likely cause of this？（）A、physical layer issuesB、no spanning tree loopsC、use of non-default HSRP timersD、failure to set the command standby 35 preempt
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 1A、IdleB、OpensentC、ActiveD、Established
A company uses Routers R1 and R2 to connect to ISP1 and ISP2, respectively, with Routers I1 and I2 used at the ISPs. R1 peers with I1 and R2; R2 peers with I2 and R1. Assuming as many default s ettings as possible are used on all four routers, which of the following is true about the next - hop IP address for routes R1 learns over its iBGP connection to R2?（）A、The next hop is I2's BGP RIDB、The next hop is I2's IP address used on the R2 - I2 neigh bor relationshipC、The next hop is R2's BGP RIDD、The next hop is R2's IP address used on the R1 - R2 neighbor relationship
配置思科路由器的E0/1口的IP地址的指令是（）A、ip address 1.1.1.1 255.255.255.0B、ip address 1.1.1.1C、ip 1.1.1.1D、ip 1.1.1.1 255.255.255.0
Which are correct descriptions and configurations of Anycast RP？（）A、In Anycast RP， two or more RPs are configured with the same IP address on loopback interfaces.B、Anycast RP provides redundancy and load-sharing capabilities.C、Routers with Anycast RP can be configured statically （loopback 1.1.1.1）with the command ip pim rp-address 1.1.1.1D、Routers with Anycast RP can be configured statically （loopback 1.1.1.1）with the command ip rp-address pim 1.1.1.1E、Routers with Anycast RP can be configured statically （loopback 1.1.1.1）with the command ip anycast-rp pim 1.1.1.1
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, bestA、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.
R1 is currently advertising prefixes 1.0.0.0/8, 2.0.0.0/8, and 3.0.0.0/8 over its eBGP connection to neighbor 2.2.2.2 (R2). An engineer configures a prefix list (fred) on R1 that permits only 2.0.0.0/8 and then enables the filter with the neighbor R2 prefix- list fred out command. Upon exiting configuration mode, the engineer uses some show commands on R1, but no other commands. Which of the following is true in this case?（）A、The show ip bgp neighbor 2 .2.2.2 received -routes command lists the three original prefixes.B、The show ip bgp neighbor 2.2.2.2 advertised - routes command lists the three original prefixes.C、The show ip bgp neighbor 2.2.2.2 routes command lists the three original prefixes.D、T he show ip bgp neighbor 2.2.2.2 routes command lists only 2.0.0.0/8.E、The show ip bgp neighbor 2.2.2.2 advertised - routes command lists only 2.0.0.0/8.
A user reports they cannot access the network share folder， the users workstation is configured to use automatic IP. When the administrator checks the IP address the response returns as 169.254.0.5. Which of the following should the administrator verify？（）A、 That there are no DHCP relay serversB、 That the user account on Active Directory is not lockedC、 That the network card driver is not installed incorrectlyD、 The network connection is functioning
单选题An Enterprise rou ter, Ent1, displays the following excerpt from the show ip bgp command. ENT1 has an eBGP connection to an ISP router with address 3.3.3.3 and an iBGP connection to a router with address 4.4.4.4. Which of the following is most likely to be true?（） Network Next Hop Metric LocPrf Weight Path * 3.3.3.3 0 0 1 1 1 1 2 18 iAThe Enterprise likely uses ASN 1.BThe neighboring ISP likely uses ASN 1.CThe route has been advertised through ASN 1 multiple times.DRouter Ent1 will add another ASN to the AS_Path before advertising this route to its iBGP peer (4.4.4.4).
单选题Router R1 exists in an Enterprise that uses EIGRP as its routing protocol. The show ip route command output on router R1 lists the following phrase: "Gateway of last resort is 1.1.1.1 to network 2.0.0.0". Whic h of the following is most likely to have caused this output to occur on R1?（）AR1 has been configured with an ip default- network 2.0.0.0 command.BR1 has been configured with an ip route 0.0.0.0 0.0.0.0 1.1.1.1 command.CR1 has been configured with an ip route 2.0.0.0 255.0.0.0 1.1.1.1 command.DAnother router has been configured with an ip default - network 2.0.0.0 command.EAnother router has been configured with an ip route 2.0.0.0 255.0.0.0 1.1.1.1 command.
单选题Enterprise Router R1, in ASN 1, connects to ISP Router I1, ASN 2, using eBGP. There are two parallel serial links between the two rou ters. The implementation plan calls for each router to base their BGP TCP connection on their respective loopback1 interfaces, with IP addresses 1.1.1.1 and 2.2.2.2, respectively. Which of the following commands would not be part of a working eBGP confi guration on Router R1?（）Arouter bgp 1Bneighbor 2.2.2.2 remote- as 2Cneighbor 2.2.2.2 update - source loopback1Dneighbor 2.2.2.2 multihop 2
单选题R1 in ASN 1 with loopback1 address 1.1.1.1 needs to be configured with an iBGP connection to R2 with loopback2 IP address 2.2.2.2. The connection should use the loopbacks. Which o f the following commands is required on R1?（）Aneighbor 1.1.1.1 remote- as 1Bneighbor 2.2.2.2 remote- as 2Cneighbor 2.2.2.2 update - source loopback1Dneighbor 2.2.2.2 ibgp -multihop 2Eneighbor 2.2.2.2 ibgp - mode
多选题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 19 0.1.0.0/16 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, bestAR1 has a neighbor 1.1.1.1 command configured.BR1 has a neighbor 2.2.2.2 command configured.CThe show ip bgp command lists a line for 190.1.0.0/16 with both an and an i on the left.DR1 is in ASN 1.
多选题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 00:58:47Arouter bgp 11Bneighbor 1.1.1.1 remote- as 11Cneighbor 2.2.2.2 prefix - limit 1Dneighbor 1.1.1.1 shutdown