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.
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问题:单选题What is the administrative scoping address range associated with global scope?()A 224.0.0.0/24B 239.128.0.0/10C 239.192.0.0/14D 224.0.1.0/38.255.255.255
问题:单选题In BGP graceful restart, how does a peer router indicate the end of a route exchange?()A An open message with the E bit set.B An update message with the E bit set.C An open message with an end-of-RIB marker.D An update message with an end-of-RIB marker.
问题:单选题Which choice describes the JUNOS software default policy action for BGP routes?()A IBGP peersB EBGP peersC Active BGP peersD Established BGP peers
问题:单选题A successful authentication attempt by a RADIUS server does not supply a username to the JUNOS software. Which username is used by default?()A rootB localC radiusD remote
问题:多选题Which three are well-known mandatory BGP attributes?()AOriginBAs pathCNext hopDCommunityEMultiple exit discriminator
问题:多选题Which two are valid IS-IS PDU types?()Abroadcast hellosBLevel 1 LAN hellosCPoint-to-point hellosDLevel 2 point-to-point hellos
问题:单选题An OSPF non-backbone area allows external routes to be flooded within the area. These external routes are propagated into other areas. However, external routes from other areas are not allowed to enter this area. Which type of SPF area does this describe?()A stub areaB transit areaC border areaD not-so-stubby area
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
问题:多选题Which two IS-IS hello values must match to form a Level 1 IS-IS adjacency?()AAFIBAreaCSystem IDDN-Selector
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Which three authentication options does OSPF support?()ADESBMD5CKerberosDUnauthenticatedESimple password
问题:多选题In which two ways can the router ID selection be controlled?()AManually assign RIDBConfigure local-addressCEnable the fxp0 interfaceDAssign nonmartian address to lo0.
问题:单选题Routers A and B have an OC12c and a GE link between them and are running OSPF over both of these links.Which item is correct, assuming the default JUNOS software OSPF metric calculation?()A There are two equal cost paths between A and BB The GE link is the preferred path between A and BC The OC12c link is the preferred path between A and BD Manual metric assignment must be configured to determine the outcome.
问题:单选题What is the maximum metric value that can be reported in a narrow metric TLV?()A 63B 64C 1023D 1024E 65535
问题:多选题What are two characteristics of multi-filed classification?()AImplemented with firewall filters.BTypically configured on core routers.CTypically configured on customer facing routers.DImplemented with Behavior Aggregate (BA) classification.
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Which two forwarding classes have bandwidth assigned when CoS is not explicitly configured in JUNOS software?()ABest effort(BE)BNetwork control(NC)CAssured forwarding(AF)DExpedited forwarding(EF)
问题:单选题What is the Draft-Kompella control plane based on?()A IGPB LDPC BGPD MPLS
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