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
Which of the following commands causes a router to bring down BGP neighbor relationships?()
A. clear ip bgp *
B. clear ip bgp 1.1.1.1
C. clear ip bgp * soft
D. clear ip bgp 1.1.1.1 out
相关考题：
Refer to the exhibit. Which of the following statements is true? () A. BGP NSF awareness is enabledB. SSO for BGP NSF capability is enabledC. BGP graceful restart awareness is enabledD. 10.11.1.187 is configured as an NSF-capable BGP neighbor
Which of the following three BGP filtering methods enabled with the neighbor command will filter BGP prefixes based on the prefix and prefix length?() A. A neighbor distribute - list out command, referencing a standard ACLB. A neighbor prefix - list out commandC. A neighbor filter - list out commandD. A neighbor distribute - list out command, referencing an extended ACLE. A neighbor route - map out command
Refer to the exhibit. Which two Cisco IOS commands on R2 would verify its OSPF neighbor relationships?() A.show ip ospfB.show ip ospf interfaceC.show ip ospf neighborD.show ip ospf databaseE.show ip ospf statisticsF.show running - config begin router ospf
Refer to the exhibit. Two routers are connected by Frame Relay and are running OSPF bet ween them. Each router has been configured with the appropriate network statements under router ospf 1, but the routers are not forming an adjacency. Which of the following three commands could be configured on each router to correct this problem?（）A. RouterC(config - if)#ip ospf network broadcast RouterD(config - if)#ip ospf network broadcastB. RouterC(config - if)#ip ospf network point - to - point RouterD(config - if)#ip ospf network point - to - pointC. RouterC(config - router)#neighbor 10.100. 100.4 RouterD(config - router)#neighbor 10.100.100.3D. RouterC(config - router)#neighbor 10.255.255.254 RouterD(config - router)#neighbor 10.255.255.253
Refer to the exhibit. Which statement is true? () A. Only traffic with a destination from 10.10.0.0/19 will be permitted.B. Router RAR1 will accept only route 10.10.0.0/19 from its BGP neighbor.C. Only traffic going to 10.10.0.0/19 will be permitted.D. Router RAR1 will send only route 10.10.0.0/19 to its BGP neighbor.
Based on the show ip bgp summary output, which two statements are true?() A. The BGP session to the 10.3.3.3 neighbor is established, but the router has not received any BGP routing updates from the 10.3.3.3 neighbor.B. The router is attempting to establish a BGP peering session with the 10.2.2.2 neighbor.C. The router is attempting to establish a BGP peering session with the 10.1.1.1 neighbor.D. The BGP session to the 10.3.3.3 neighbor is established.E. The BGP session to the 10.2.2.2 neighbor is established.F. The BGP session to the 10.1.1.1 neighbor is established.
For the accompanying router output, which of the following statements describes the stat e that neighbor 172.16.254.3 is in?() A. The router will not accept connections from the peer.B. BGP can exchange routing information in this state.C. The router is listening on its server port for connection requests from the peer.D. The router ha s sent out an active TCP connection request to the peer.
Which one of the following privileged EXEC mode IOS show commands will display the state of the OSPF DR／BDR (designated router ／ backup designated router) election process?() A. TK1# show ip ospf interfaceB. TK1# show ip ospf priorityC. TK1# show ospf neighbor detailD. TK1# show ospf processesE. TK1# show ospf neighbor state
Enterprise Router R1, in ASN 1, connects to ISP Router I1, ASN 2, using eBGP. The single serial link b etween the two routers uses IP addresses 10.1.1.1 and 10.1.1.2, respectively. Both routers use their S0/0 interfaces for this link. Which of the following commands would be needed on R1 to configure eBGP?（）A、router bgp 2B、router bgp 1C、neighbor 10.1 .1.2 remote - as 2D、neighbor 10.1.1.2 Update - source 10.1.1.1E、neighbor 10.1.1.2 Update- source S0/0
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
Which of the following three BGP filtering methods enabled with the neighbor command will filter BGP prefixes based on the prefix and prefix length？（）A、A neighbor distribute - list out command, referencing a standard ACLB、A neighbor prefix - list out commandC、A neighbor filter - list out commandD、A neighbor distribute - list out command, referencing an extended ACLE、A neighbor route - map out command
Which set of configuration commands configures MBGP on the ERX Edge Router?（）A、router bgp 100 neighbor 192.168.10.1 remote-as 200 address-family ipv4 multicast neighbor 192.168.10.1 next-hop-selfB、router bgp 100 neighbor 192.168.10.1 remote-as 200 address-family vpnv4 multicast neighbor 192.168.10.1 activateC、router bgp 100 neighbor 192.168.10.1 remote-as 200 address-family ipv4 unicast neighbor 192.168.10.1 activeD、router bgp 100 neighbor 192.168.10.1 remote-as 200 address-family ipv4 multicast neighbor 192.168.10.1 activate
The OSPF Hello protocol performs which of the following tasks (Choose two.)（）。A、It provides dynamic neighbor discovery.B、It detects unreachable neighbors in 90 second intervals.C、It maintains neighbor relationships.D、It negotiates correctness parameters between neighboring interfaces.E、Ituses timers to elect the router with the fastest links as the designated router.F、It broadcasts hello packets throughout the internetwork to discover all routers that are running OSPF.
A BGP router is configured as shown below： interface ethernet 0 ip address 10.10.10.1 255.255.0.0! int serial 0 ip address 172.16.1.1 255.255.255.252! router bgp 65001 neighbor 192.168.1.1 remote-as 65002 Based on the above configuration， which of the following BGP statements would inject the10.10.0.0/16 prefix into the BGP routing table？（）A、network 10.0.0.0B、network 10.10.0.0 mask 255.255.0.0C、network 10.10.10.1 mask 255.255.255.255D、network 10.10.10.0 mask 255.255.255.0E、network 10.0.0.0 mask 255.255.0.0
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 00:58:47A、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
A problem was reported that the 10.10.10.0/24 prefix was not injected into the local BGP table ona Company router named R1. The following information is available from this router： R1 Configuration： router bgp 65001 network 10.0.0.0 neighbor 172.16.1.1 remote-as 65002 no auto-summary Routing table information： show ip route | include 10 O 10.10.10.0/24 [110/11] via 192.168.1.1， 2d00h， Ethernet0/0 Why is this prefix not in the local BGP table of the R1？（）A、The 172.16.1.1 neighbor is down.B、The prefix 10.10.10.0/24 is not a ’connected’ routeC、This route is not a BGP learned routeD、The network command is wrongE、None of the other alternatives apply
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.
单选题Which one of the following privileged EXEC mode IOS show commands will display the state of the OSPF DR/BDR (designated router / backup designated router) election process?（）ATK1# show ip ospf interfaceBTK1# show ip ospf priorityCTK1# show ospf neighbor detailDTK1# show ospf processesETK1# show ospf neighbor state
多选题Which of the following commands causes a router to bring down BGP neighbor relationships?（）Aclear ip bgp *Bclear ip bgp 1.1.1.1Cclear ip bgp * softDclear ip bgp 1.1.1.1 out
单选题Which set of configuration commands configures MBGP on the ERX Edge Router?（）Arouter bgp 100 neighbor 192.168.10.1 remote-as 200 address-family ipv4 multicast neighbor 192.168.10.1 next-hop-selfBrouter bgp 100 neighbor 192.168.10.1 remote-as 200 address-family vpnv4 multicast neighbor 192.168.10.1 activateCrouter bgp 100 neighbor 192.168.10.1 remote-as 200 address-family ipv4 unicast neighbor 192.168.10.1 activeDrouter bgp 100 neighbor 192.168.10.1 remote-as 200 address-family ipv4 multicast neighbor 192.168.10.1 activate
多选题The OSPF Hello protocol performs which of the following tasks (Choose two.)（）。AIt provides dynamic neighbor discovery.BIt detects unreachable neighbors in 90 second intervals.CIt maintains neighbor relationships.DIt negotiates correctness parameters between neighboring interfaces.EItuses timers to elect the router with the fastest links as the designated router.FIt broadcasts hello packets throughout the internetwork to discover all routers that are running OSPF.
多选题Which of the following three BGP filtering methods enabled with the neighbor command will filter BGP prefixes based on the prefix and prefix length？（）AA neighbor distribute - list out command, referencing a standard ACLBA neighbor prefix - list out commandCA neighbor filter - list out commandDA neighbor distribute - list out command, referencing an extended ACLEA neighbor route - map out command
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
单选题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?（）AThe show ip bgp neighbor 2 .2.2.2 received -routes command lists the three original prefixes.BThe show ip bgp neighbor 2.2.2.2 advertised - routes command lists the three original prefixes.CThe show ip bgp neighbor 2.2.2.2 routes command lists the three original prefixes.DT he show ip bgp neighbor 2.2.2.2 routes command lists only 2.0.0.0/8.EThe show ip bgp neighbor 2.2.2.2 advertised - routes command lists only 2.0.0.0/8.
单选题A problem was reported that the 10.10.10.0/24 prefix was not injected into the local BGP table on a PassGuide router named PG1.The following information is available from this router：PG1 Configuration：router bgp 65001network 10.0.0.0neighbor 172.16.1.1 remote-as65002no auto-summaryRouting table information：show ip route|include 10O10.10.10.0/24[110/11]via192.168.1.1，2d00h，Ethernet0/0Why is this prefix not in the local BGP table of thePG1（）AThe 172.16.1.1 neighbor is down.BThe prefix 10.10.10.0/24is not a’connected’route.CThis route is not a BGP learned route.DThe network command is wrong.ENone of the other alternatives apply
多选题An engineer has been told to create an implementation plan to influence the choice of best BGP route on a single router using the Weight featurE. The sole Enterprise Internet - connected router, Ent 1, has neighbor relationships with Routers ISP1 and ISP2, which reside inside two different ISPs. The goal is to prefer all routes learned from ISP1 over ISP2 using Weight. Which of the following answers lists a configuration step that would not be usefu l for achieving these goals?（）AConfiguring the neighbor weight command on Ent1.BHaving the ISPs configure the neighbor route - map out command on ISP1 and ISP2, with the route map setting weight.CConfiguring the set weight command inside a route map on Router Ent1.DConfiguring a prefix list to match all class C networks.
单选题A BGP router is configured as shown below： interface ethernet 0 ip address 10.10.10.1 255.255.0.0! int serial 0 ip address 172.16.1.1 255.255.255.252! router bgp 65001 neighbor 192.168.1.1 remote-as 65002 Based on the above configuration， which of the following BGP statements would inject the10.10.0.0/16 prefix into the BGP routing table？（）Anetwork 10.0.0.0Bnetwork 10.10.0.0 mask 255.255.0.0Cnetwork 10.10.10.1 mask 255.255.255.255Dnetwork 10.10.10.0 mask 255.255.255.0Enetwork 10.0.0.0 mask 255.255.0.0