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Which mechanism does External BGP use to prevent the formation of routing loops?（）
- A、AS path
- B、Split horizon
- C、Poison reverse
- D、Unicast RPF check
参考答案
更多 “Which mechanism does External BGP use to prevent the formation of routing loops?（）A、AS pathB、Split horizonC、Poison reverseD、Unicast RPF check” 相关考题
考题
Which configuration command allows the ERX Edge Router to perform Unicast Reverse Path Forwarding lookups on all packets received on an IP interface?()
A. ip sa-validateB. ip split-horizonC. ip access-routesD. ip filter-options
考题
Within a BGP confederation how are routing loops avoided?()
A. split horizonB. the AS-path attributeC. the BGP cluster ID attributeD. the BGP originator ID attribute
考题
Which mechanism does External BGP use to prevent the formation of routing loops?()
A. AS pathB. Split horizonC. Poison reverseD. Unicast RPF check
考题
Which routing table stores IPv4 unicast routes and is used by multicast routing protocols to prevent loops?()
A. inet.0B. inet.1C. inet.2D. inet.3
考题
Which BGP attribute is used by BGP to prevent routing loops?()
A. AS - pathB. next - hopC. MEDD. weightE. local preferenceF. origin
考题
Which of the following technologies can be used in distance vector routing protocols to prevent routing loops?()
A. Spanning Tree ProtocolB. Shortest path first treeC. Link-state advertisements (LSA)D. Hold-down timersE. Split horizonF. VRRP
考题
RIP version 2 is being used as the routing protocol within the Testking network.What does RIP version 2 use to prevent routing loops?()
A. CIDRB. Split horizonC. AuthenticationD. Classless maskingE. Hold-down timersF. Multicast routing updatesG. Path Vectoring
考题
Based on the network shown in the graphic which option contains the potential networking problem and protocol or setting that can to prevent the problem?()
A.Routing loops, hold down timersB.Switching loops, split horizonC.Routing loops, split horizonD.Switching loops, VTPE.Routing loops, STPF.Switching loops, STP
考题
Which of the following technologies can be used in distance vector routing protocols to prevent routing loops?（）A、Spanning Tree ProtocolB、Shortest path first treeC、Link-state advertisements (LSA)D、Hold-down timersE、Split horizonF、VRP
考题
RIP version 2 is being used as the routing protocol within the Testking network.What does RIP version 2 use to prevent routing loops?（）A、CIDRB、Split horizonC、AuthenticationD、Classless maskingE、Hold-down timersF、Multicast routing updatesG、Path Vectoring
考题
Which BGP attribute is used by BGP to prevent routing loops?（）A、AS - pathB、next - hopC、MEDD、weightE、local preferenceF、origin
考题
For which routes does LDP advertise a label binding？（）A、all routes in the routing tableB、only the IGP and BGP routes in the routing tableC、only the BGP routes in the routing tableD、only the IGP routes in the routing table
考题
What is the purpose of the spanning-tree algorithm in a switched LAN?（）A、To provide a monitoring mechanism for networks in switched environments.B、To manage VLANs across multiple switches.C、To prevent switching loops in networks with redundant switched paths.D、To segment a network into multiple collision domains.E、To prevent routing loops in networks.
考题
Which configuration command allows the ERX Edge Router to perform Unicast Reverse Path Forwarding lookups on all packets received on an IP interface?（）A、ip sa-validateB、ip split-horizonC、ip access-routesD、ip filter-options
考题
Within a BGP confederation how are routing loops avoided?（）A、split horizonB、the AS-path attributeC、the BGP cluster ID attributeD、the BGP originator ID attribute
考题
Which routing table stores IPv4 unicast routes and is used by multicast routing protocols to prevent loops?（）A、inet.0B、inet.1C、inet.2D、inet.3
考题
In a switched LAN network, what is the Spanning-Tree algorithm used for?（）A、It is used to provide a mechanism for routing updates in switched environments.B、It is used to prevent routing loops in networks with redundant routes.C、It is used to prevent switching loops in networks with redundant switched routes.D、It is used to manage, the addition, deletion, and naming of VLANs across multiple switches.E、It is used to segment a network into multiple collision domains.F、None of the above.G、All of the above are functions of STP.
考题
Your MPLS implementation is currently using internal backdoor links. What can you do to minimize the impact of having these links？（）A、 use BGP as the CE-PE routing protocolB、 use OSPF as the CE-PE routing protocolC、 use EIGRP as the CE-PE routing protocolD、 use the SP to redistribute routes as external routes for OSPF and EIGRPE、 use route redistribution at each location to ensure external routes are imported into the IGP
考题
Which IOS features are used to avoid Routing loops when dynamic Routing protocols are used betweenPE and CE in MPLS-VPN networks？（）A、Site Of Origin SOO.B、SHAM links with OSPFC、BGP cost communityD、BGP feature allow-as inE、RPF Reverse Path forwarding.F、Access-list Control in Distance Vector protocol like RIP and EIGRP.
考题
Unicast Reverse Path Forwarding can perform all of these actions except which one？（）A、examine all packets received to make sure that the source addresses and source interfaces appear in the routing table and match the interfaces where the packets were receivedB、check to see if any packet received at a router interface arrives on the best return pathC、combine with a configured ACLD、log its events，if you specify the logging options for the ACL entries used by the unicast rpf commandE、inspect IP packets encapsulated in tunnels， such as GRE
考题
Within a BGP confederation， how are routing loops avoided？（）A、Split horizon.B、AS confederation sequence.C、The BFP cluster ID attribute.D、The BGP originator ID attribute.
考题
多选题RIP version 2 is being used as the routing protocol within the Testking network.What does RIP version 2 use to prevent routing loops?（）ACIDRBSplit horizonCAuthenticationDClassless maskingEHold-down timersFMulticast routing updatesGPath Vectoring
考题
单选题Which BGP attribute is used by BGP to prevent routing loops?（）A
AS - pathB
next - hopC
MEDD
weightE
local preferenceF
origin
考题
单选题Which mechanism does External BGP use to prevent the formation of routing loops?（）A
AS pathB
Split horizonC
Poison reverseD
Unicast RPF check
考题
多选题Which three statements about EIGRP are true?（）AEIGRP converges fast RIP because of DUAL and backup routes that are stored in the topology table.BEIGRP uses a hello protocol to establish neighbor relationshipsCEIGRP uses split horizon and reverse poisoning to avoid routing loops.DEIGRP uses periodic updates to exchange routing informationEEIGRP allows routers of different manufacturers to interoperateFEIGRP supports VLSM and authentication for routing updates.GEIGRP use a broadcast address to send routing information.
考题
单选题What is the purpose of the spanning-tree algorithm in a switched LAN?（）A
To provide a monitoring mechanism for networks in switched environments.B
To manage VLANs across multiple switches.C
To prevent switching loops in networks with redundant switched paths.D
To segment a network into multiple collision domains.E
To prevent routing loops in networks.
考题
单选题Which routing table stores IPv4 unicast routes and is used by multicast routing protocols to prevent loops?（）A
inet.0B
inet.1C
inet.2D
inet.3
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