What is the name of the routing protocol process on a Junos OS device?

A. chassisd

B. snmpd

C. rpd

D. cosd

Which statement is correct about troubleshooting?

A. You must always have a complete understanding of the problem before you begin gathering any information.

B. You must be sure the problem will be resolved before attempting a potential solution.

C. The problem must be reproducible before attempting a potential solution.

D. Establishing a network baseline is important to help understand when something is not working.

Given the example shown below:

Emergency boot media > flash disk > _____

What is missing from the default boot list?

A. LAN

B. USB

C. PCMCIA card

D. hard disk

Which two statements are true about firewall filters and policers? (Choose two.)

A. If an input firewall filter is configured on the same logical interface as a policer, the firewall filter is executed first.

B. If an output firewall filter is configured on the same logical interface as a policer, the policer is executed first.

C. If an input firewall filter is configured on the same logical interface as a policer, the policer is executed first.

D. If an output firewall filter is configured on the same logical interface as a policer, the firewall filter is executed first.

Which two statements are true regarding BGP path MTU discovery? (Choose two.)

A. BGP path MTU discovery provides the most efficient use of link bandwidth.

B. BGP path MTU discovery alleviates fragmentation problems.

C. BGP path MTU discovery must be configured on every router along the path.

D. BGP path MTU discovery can be enabled only for IBGP sessions.

Two neighboring routers running OSPF were configured with the same router ID by mistake. Which OSPF operational mode command would report the number of hello packets received with the local router's router ID?

A. show ospf route

B. show ospf log

C. show ospf statistics

D. show ospf io-statistics

An OSPF neighbor is stuck in the Exchange state. Which condition would cause this to happen?

A. a mismatched area

B. mismatched authentication

C. a mismatched IP subnet

D. a mismatched MTU

Which two actions are required when performing a unified in-service software upgrade (ISSU)? (Choose two.)

A. You must enable nonstop active routing (NSR).

B. You must enable graceful Routing Engine switchover (GRES).

C. You must disable graceful Routing Engine switchover (GRES) if the Layer 2 Control Protocol is in use.

D. You must disable nonstop bridging (NSB) if the Layer 2 Control Protocol is in use.

Click the Exhibit button.

-- Exhibit -user@R1> show pfe statistics traffic Packet Forwarding Engine traffic statistics: Input packets: 47593914461368 2 pps Output packets: 28805646 3 pps Packet Forwarding Engine local traffic statistics: Local packets input : 36278104324 Local packets output : 2 Software input control plane drops : 0 Software input high drops : 0 Software input medium drops : 0 Software input low drops : 0 Software output drops : 0 Hardware input drops : 191367536738 Packet Forwarding Engine local protocol statistics: HDLC keepalives : 0 ATM OAM : 0 Frame Relay LMI : 0 PPP LCP/NCP : 0 OSPF hello : 3883169 OSPF3 hello : 0 RSVP hello : 1440704 LDP hello : 4782297 BFD : 0 IS-IS IIH : 0 LACP : 0 ARP : 765512 ETHER OAM : 0 Unknown : 1897610 Packet Forwarding Engine hardware discard statistics: Timeout : 0 Truncated key : 0 Bits to test : 0 Data error : 0 Stack underflow : 0 Stack overflow : 0 Normal discard : 191367536738 Extended discard : 0 Invalid interface : 0 Info cell drops : 191367536738 Fabric drops : 191367536738 Packet Forwarding Engine Input IPv4 Header Checksum Error and Output MTU Error statistics: Input Checksum : 0 Output MTU : 0

-- Exhibit -

Referring to the exhibit, which counter indicates a possible denial of service attack?

A. hardware input drops

B. normal discard

C. info cell drops

D. fabric drops

Click the Exhibit button.

-- Exhibit -[edit]

user@router# show interfaces

ge-1/1/2 {

vlan-tagging;

unit 100 {

vlan-id 100;

family inet {

address 192.168.0.1/30;

}

}

}

lo0 {

unit 0 {

family inet {

address 10.10.10.1/32;

}

}

}

[edit]

user@router# show protocols ospf

area 0.0.0.0 {

interface ge-1/1/2.0 {

interface-type p2p;

metric 250;

}

interface lo0.0;

}

[edit]

user@router# run show ospf interface

Interface State Area DR ID BDR ID Nbrs

lo0.0 DR 0.0.0.0 10.10.10.1 0.0.0.0 0

[edit]

user@router#

-- Exhibit -

Referring to the exhibit, why does only the loopback interface appear in the show ospf interface output?

A. The interface-type is not configured properly on the ge-1/1/2 interface.

B. The incorrect logical unit for the ge-1/1/2 interface is configured under the OSPF hierarchy.

C. The ge-1/1/2 interface is configured under the wrong OSPF area.

D. The metric configured on ge-1/1/2 is not valid.