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JN0-303 问题列表
问题
单选题Which action occurs when the BGP route 20.1.0.0/16 is evaluated by the policy expression？（） [editpolicy-options] policy-statementmy-filter { term-first{ from{ route-filter192.168.0.0/16orlongeraccept； route-filter 192.168.1.0/24 exact accept； route-filter 192.168.2.0/24 exact； } then{ metric10； accept； } termsecond { then{ metric20； accept； }} policy-statementmain { termchange-attributes from{ policymy-filter； } thenaccept； } termdefault { thenreject； }} [editprotocols] bgp{ exportmain； }A
The route is not advertised into BGPB
The route is advertised into BGP with metric 10.C
The route is advertised into BGP with metric 20.D
The route is advertised into BGP with default metric.
问题
单选题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.
问题
单选题How is a tie broken in Auto-RP？（）A
Lowest IP addressB
Highest IP addressC
Lowest MAC addressD
Highest MAC address
问题
多选题Which two statements about IS reachability TLV （TLV 2） and the extended IS reachability （TLV 22） are true？（）ATLV 22 supports wide metrics.BTLV 2 is only used in Level 1 routers.CTLV 22 displays the neighbor’s extended areas.DOnly TLV 22 can support the inclusion of sub-TLVs.EOnly TLV 22 can be flooded across L1/L2 boundaries.
问题
多选题What methods are available to create separate multicast and unicast forwarding topologies on a Juniper Networks router？（）AMBGPBRIB groupsCRouting policyDFirewall filters
问题
多选题Which three authentication options does IS-IS support？（）AMD5BDESCKerberosDUnauthenticatedESimple password
问题
单选题Which statement would prevent the sending of redundant route advertisements when your route reflector cluster is fully meshed？（）A
set protocolbgpgroupmygrouppath-selectioncisco-non-deterministic；B
set protocolbgpgroup i-bgp n-aggreator-id；C
set protocolbgpgroupmygroup no-client-reflect；D
set protocolbgpgroup i-bgp damping
问题
多选题What are three examples of a provider-provisioned VPN supported by JUNOS software？（）AL2FBPPTPCCircuit cross-connectDDraft-Martini-based VPNsEDraft-Kompella-based VPNs
问题
单选题In JUNOS software， what is required to dedistribute RIP routes into OSPF？（）A
Apply an export policy in RIPB
Apply an import policy in RIPC
Apply an export policy in OSPFD
Apply an import policy in OSPF
问题
多选题Firewall filter policers can perform which two actions？（）ASet the next hop.BDiscard packets.CSet the loss priority.DSample the packet content.
问题
单选题A router receives an IPv6 packet which is 2000 bytes in length. The MTU of the outgoing interface is 1500 bytes. What action will the router take？（）A
forwards the packetB
fragments the packetC
drops the packet silentlyD
drops the packet and sends an ICMP message
问题
多选题Which three RP election mechanisms are available in a PIM-SM domain？（）AStaticBAuto-RPCDynamic-RPDBootstrap router
问题
多选题Firewall filters can perform which two actions？（）ALog packet.BCount packet.CSet packet metric.DDecrement packet TTL.EChange destination IP address.
问题
多选题What are three applications for firewall filters in JUNOS software？（）Aroute filteringBprotect the routing engineCsecuring the router control planeDprotect against hidden bridge loopsEprotect against denial of service attacks