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JN0-101 问题列表
问题
单选题You are configuring new BGP neighbor and want to view the configuration for the interface ge-0/0/0.42.Which command do you use to achieve this result?（）A
[edit protocols bgp group external] user@router# set interfaces ge-0/0/0.42 ?B
[edit protocols bgp group external] user@router# edit show interfaces ge-0/0/0.42C
[edit protocols bgp group external] user@router# top show interfaces ge-0/0/0.42D
[edit protocols bgp group external] user@router# show interfaces ge0/0/0.42
问题
单选题Which statement is true about terms in a policy?（）A
A single term can be applied to a protocol or interface, independent of the policyB
Every policy must contain at least one termC
The name of a term is limited to five charactersD
Terms are optional
问题
多选题Which two statements are true about the primary address on an interface? （）AIt is the address used by default as the local address for broadcast and multicast packets sourced locally and sent out of the interfaceBYou use the primary address when you have multiple IP addresses belonging to the same subnet on the same intefaceCIt can be useful for selecting the local address used for packets sent out of unnumbered interfaces when multiple non-127 addresses are configured on the loopback interfaceDBy default, the primary address on an interface is selected as the nmerically highest local address configured on the interface
问题
单选题What is a valid option when using the ping command?（）A
packet lossB
packet sizeC
CRCD
TCP port
问题
多选题Which two statements are true about the forwarding table?（）AThe forwarding table lists each source protocol and preference for each destinationBThe forwarding table constains only active routesCThe forwarding table is used to process transit packetsDThe forwarding table is stored in compact flash
问题
单选题Which statement is true about the forwarding plane?（）A
The forwarding plane is the intelligence of the plattformB
The forwarding plane is based on an x86 architectureC
The forwarding plane maintains the routing tables, brdiging table, and primary forwarding tableD
The forwarding plane implements policers, stateless firwall filters, and class of service
问题
多选题Two devices on an Ethernet segment sent frames at the same time causing a collision. Which two statements are true?（）ABoth devices stop transmiting, wait a random period of time, verify the wire is idle, and re-transmitBThe device with the lowest MAC address is permitted to retrannsmit firstCThe device with the lowest MAC address sends a jam signal to notify all other devices of the collisionDBoth devices send a jam signal to notify all other devices of the collision
问题
单选题In the MAC address 00:90:69:9F:EA:46 what represents the Organizationally Unique Identifier (OUI)?（）A
69:9F:EA:46B
00:90:69:9FC
9F:EA:46D
00:90:69
问题
单选题What is a route filter?（）A
a list of prefixes that can be configured in a poilcyB
a single prefix that is configured separately and be referenced in a policyC
a list of prefixes that is configured separately and can be referenced in a policyD
a single prefix that can be configured within a policy
问题
单选题You've configured an interface with an IP address and commited the change. You then commited a change that added an exception in a firewall filter to allow this network through the filter. You realize that this work was done on the wrong router. How do you undo all these changes?（）A
rollback 2B
rollback 1C
rollback 0D
rollback 3
问题
单选题Refering to the exhibit, which statement is correct?（）A
The packets have exceeded the time-to-live valueB
There is a loopC
The asterisks indicate a response time outD
The asterisk indicate that the traceroute is completed
问题
单选题Which statement is true regarding syslog on Junos devices?（）A
No logging is enabled by defaultB
By default the information is stored in all file named eventsC
Only the message severity level must be configuredD
You can configure the router to send log messages to the console
问题
单选题You need to control SSH, HTTP, and Telnet access to an MX240 router through any interface. You have decided to use a firewall filter. How should you apply the firewall filter?（）A
as an outbound filter on interface fxp0B
as an outbound filter on interface lo0C
as an inbound filter on interface fxp0D
as an inbound filter on interface lo0
问题
单选题What represents the binary equivalence of 148?（）A
10110100B
11010010C
10011100D
10010100