Juniper Dumps- JN0-342

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    Exam : JN0-342

    Title : ER Associate (JNCIA-ER)

    Ver : 07-15-2008

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    QUESTION 1What are two advantages of link-state protocols compared to distance-vector protocols?(Choose two.)

    A. faster convergenceB. support for multiple routes to a destinationC. more scalableD. easier configuration

    Answer: A,C

    QUESTION 2What are three reasons for using a routing policy? (Choose three.)

    A. You do not want to import all learned routes into the routing table.

    B. You want to rate limit ICMP packets to the router.C. You want one protocol to receive routes from another protocol.D. You want to modify the rate of route advertisements.E. You want to modify information associated with a route.

    Answer: A,C,E

    QUESTION 3Which CLI command is used to upgrade a J-series router?

    A. request system software upgrade

    B. request system software addC. load override terminalD. load package

    Answer: B

    QUESTION 4Which CLI command displays the current temperature of the router's components?

    A. show system temperatureB. show chassis environmentC. show system environmentD. show chassis hardware

    Answer: B

    QUESTION 5How many fixed Fast Ethernet ports are on a J2320 router?

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    A. 2B. 4C. 0D. 1

    Answer: B

    QUESTION 6What is a correct configuration using autoinstallation?

    A. [edit system autoinstallation]user@host# showconfiguration-servers {tftp://tftpconfig.sp.com/config.conf;interfaces ge-0/0/0 slarp;}

    B. [edit system autoinstallation]user@host# showinterfaces {ge-0/0/0 {dhcp;}configuration-servers {tftp://tftpconfig.sp.com/config.conf;}C. [edit system autoinstallation]user@host# show

    interfaces {ge-0/0/0 {rarp;}bootp-servers {10.34.1.1;}D. [edit system autoinstallation]user@host# showinterfaces {ge-0/0/0 {rarp;}configuration-servers {tftp://tftpconfig.sp.com/config.conf;}

    Answer: D

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    QUESTION 7The J-Web application can install the JUNOS software from which two locations?(Choose two.)

    A. SDX

    B. local PCC. BSD shellD. remote host

    Answer: B,D

    QUESTION 8Which two statements are true regarding NAT and PAT? (Choose two.)

    A. PAT modifies both address and port information.B. NAT and PAT help conserve public IP addresses.

    C. NAT and PAT are never used within an ISP's network.D. NAT allows a large number of hosts on a network that uses private addresses to sharea single IP address simultaneously.

    Answer: A,B

    QUESTION 9Which configuration statement allows local non-root users access to the router only whenthe RADIUS server is unreachable?

    A. [edit]

    system {authentication-order [ radius password ];}B. [edit]system {authentication-order [ radius if-authenticated ];}C. [edit]system {authentication-order radius;}D. [edit]system {authentication-order [ radius local ];}

    Answer: C

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    QUESTION 10Which three statements are true? (Choose three.)

    A. J-series routers have a config button.B. J-series routers support Link Services PIMs.

    C. J-series routers have a dedicated management interface (fxp0).D. J-series routers support xDSL interfaces.E. J-series routers require licenses for DLSw.

    Answer: A,D,E

    QUESTION 11What are three methods for managing a Juniper Enterprise Router? (Choose three.)

    A. J-ConfigB. SAP

    C. CLID. J-WebE. SDX

    Answer: C,D,E

    QUESTION 12What are two ways to delete the backup JUNOS software image on a J-series router?(Choose two.)

    A. Use the CLI command request system software delete-backup.

    B. Use the link on the J-Web GUI Manage > Files page.C. Use the CLI command request system storage delete-backup.D. Use the link on the J-Web GUI Manage > Software page.

    Answer: A,B

    QUESTION 13Which routing table is used for all IPv4 unicast forwarding?

    A. inet.0B. ipv4.0C. forwarding.0D. inet4.0

    Answer: A

    QUESTION 14How often does RIP send regular updates?

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    A. every 60 secondsB. every 90 secondsC. every 10 secondsD. every 30 seconds

    Answer: D

    QUESTION 15Which two statements are true regarding DHCP services and Enterprise routers? (Choosetwo.)

    A. J-series routers can operate as a DHCP server only.B. M-series routers can function as a DHCP-relay agent and DHCP serversimultaneously.C. M-series routers can operate as a DHCP-relay agent only.D. J-series routers can function as a DHCP-relay agent or a DHCP server but not both

    simultaneously.

    Answer: C,D

    QUESTION 16Which OSPF component automatically defaults to the lo0.0 IP address?

    A. router IDB. process IDC. backbone IDD. area ID

    Answer: A

    QUESTION 17Which statement describes how transit packets are handled on a J-series router?

    A. They are reassembled into ATM cells across the router.B. They are processed by the forwarding daemons.C. They are only examined by the PICs.D. They are treated the same as host packets.

    Answer: B

    QUESTION 18Exhibit:

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    In the exhibit, which two steps are required to enable the J-Web interface? (Choose two.)

    A. Install an SSL certificate.

    B. Install the J-Web package.C. Enable the J-Web HTTP service.D. Configure J-Web authentication.

    Answer: B,C

    QUESTION 19Which routing table is used for all IPv4 unicast forwarding?

    A. inet.0B. forwarding.0

    C. inet4.0D. ipv4.0

    Answer: A

    QUESTION 20Which key combination will move your cursor to the beginning of the current input line?

    A. Ctrl-EB. Ctrl-AC. Ctrl-LD. Ctrl-P

    Answer: B

    QUESTION 21Which CLI command displays operational RIP interfaces?

    A. show protocol rip

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    B. show protocol interfaceC. show rip interfaceD. show rip neighbor

    Answer: D

    QUESTION 22Which CLI command allows you to determine how many licenses are currently used onthe router and are further needed by the router?

    A. show system license keyB. show system license usageC. show system license totalD. show system license profile

    Answer: B

    QUESTION 23What are two ways to create a rescue configuration on a J-series router? (Choose two.)

    A. Issue the configure rescue save command.B. Use the J-Web Configuration > Rescue menu.C. Use the J-Web System > Rescue menu.D. Issue the request system configuration rescue save command.

    Answer: B,D

    QUESTION24What are two ways to create a rescue configuration on a J-series router? (Choose two.)

    A. Use the J-Web System > Rescue menu.B. Issue the request system configuration rescue save command.C. Issue the configure rescue save command.D. Use the J-Web Configuration > Rescue menu.

    Answer: B,D

    QUESTION 25Which service is enabled, by default, on a J-series router?

    A. HTTPB. TelnetC. SSHD. FTP

    Answer: A

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    QUESTION 26During autoinstallation, the router attempts to acquire an IP address through one of itsinterfaces. All three attempts are unsuccessful. What is the next step the router performs?

    A. It waits 30 seconds and then tries again.B. It reboots itself and attempts autoinstallion again.C. It activates DHCP in server mode.D. It shuts down all of its interfaces.

    Answer: C

    QUESTION 27Which CLI command displays all OSPF LSAs received by the local router?

    A. show ospf interface

    B. show ospf adjacencyC. show ospf databaseD. show ospf neighbor

    Answer: C

    QUESTION 28Which multicast address does RIPv2 use for route updates by default?

    A. 255.255.255.255B. 224.0.0.2

    C. 224.0.0.5D. 224.0.0.9

    Answer: D

    QUESTION 29Which two service interface options support both Layer 2 and Layer 3 service packagessimultaneously? (Choose two.)

    A. AS PICB. Link Services PICC. J-series software processesD. AS Module

    Answer: C,D

    QUESTION 30Which two are valid configurations of an interface? (Choose two.)

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    A. [edit interfaces]lo0 {unit 0 {family inet {address 192.168.20.1/24;

    }B. [edit interfaces]ge-0/0/1 {unit 0 {family inet {address 10.1.2.1/24;}C. [edit interfaces]fe-0/0/0 {unit 0 {family inet {

    address 10.1.20.1/32;}D. [edit interfaces]lo0 {unit 0 {family inet {address 192.168.20.1/32;}

    Answer: B,D

    QUESTION31Which OSPF component automatically defaults to the lo0.0 IP address?

    A. router IDB. area IDC. process IDD. backbone ID

    Answer: A

    QUESTION 32Which two field-replaceable units are common to M7i, M10i, and J-series routers?(Choose two.)

    A. fan trayB. Routing EngineC. physical interface card/physical interface module (PIC/PIM)D. compact flash

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    Answer: C,D

    QUESTION 33Which statement is true about accessing a Juniper enterprise router using a Web browser?

    A. You need to enable t