[Free] 2017(Jan) EnsurePass Braindumps Juniper JN0-691 Dumps with VCE and PDF 21-30

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2017 Jan Juniper Official New Released JN0-691
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Junos Troubleshooting

Question No: 21 – (Topic 1)

Which protocol is used to provide dynamic routing between routers?

  1. OSPF

  2. VLANs

  3. RSTP

  4. GRES

Answer: A

Question No: 22 – (Topic 1)

Click the Exhibit button.

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Referring to the exhibit, which two behaviors are expected if User B sends a frame with a destination MAC address of 00:26:88:02:74:88? (Choose two.)

  1. The frame will be received and processed by the User C device only.

  2. The switch will receive and forward the frame.

  3. The frame will be received and processed by all host devices.

  4. The switch will receive and discard the frame.

Answer: A,D

Question No: 23 – (Topic 1)

What is a common cause for an OSPF peering session stuck in Exstart?

  1. MTU mismatch

  2. subnet mismatch

  3. identical router IDs

  4. incorrect authentication

Answer: A

Question No: 24 – (Topic 1)

Click the Exhibit button.

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Referring to the exhibit, which two behaviors are expected if User B sends a frame with a destination MAC address of 00:26:88:02:74:88? (Choose two.)

  1. The frame will be received and processed by all host devices.

  2. The switch will receive and forward the frame.

  3. The frame will be received and processed by the User C device only.

  4. The switch will receive and discard the frame.

Answer: B,C

Question No: 25 – (Topic 1)

What are three physical interface properties? (Choose three.)

  1. clocking

  2. protocol family

  3. maximum transmission unit

  4. frame check sequence

  5. virtual circuit identifier

Answer: A,C,D

Question No: 26 – (Topic 1)

– Exhibit –

[edit]

user@router# show interfaces ge-1/1/2 {

gigether-options { 802.3ad ae0;

}

}

ge-1/1/3 { gigether-options { 802.3ad ae0;

}

}

ae0 {

unit 0 {

family bridge { interface-mode trunk; vlan-id-list 100;

}

}

}

– Exhibit –

You are asked to configure a LAG. You configure and commit the configuration as shown in the exhibit. When verifying your ae0 interface, you encounter the following error:

[edit]

user@router# run show interfaces ae0 error: device ae0 not found

Which command would you use to resolve this problem?

  1. set interfaces ae0 aggregated-ether-options lacp active

  2. set chassis alarm ethernet link-down ignore

  3. set chassis network-services ethernet

  4. set chassis aggregated-devices ethernet device-count 1

Answer: D

Question No: 27 – (Topic 1)

You are troubleshooting an EBGP peering that is not establishing between loopback addresses.

In this scenario, which two statements are correct? (Choose two.)

  1. Thelocal-address lt;loopback-addressgt;must be configured.

  2. Theaccept-remote-nexthop statementmust be configured.

  3. Themultihopstatement must be configured.

  4. Themultipathstatement must be configured.

Answer: A,C

Question No: 28 – (Topic 1)

Which two statements are true about nonstop active routing? (Choose two.)

  1. Routing information is saved on the backup Routing Engine.

  2. Routing information is not saved on the backup Routing Engine.

  3. You must enable GRES for nonstop active routing to function correctly.

  4. You must enable graceful restart for nonstop active routing to function correctly.

Answer: A,C

Question No: 29 – (Topic 1)

Click the Exhibit button.

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Which statement is true regarding the diagram shown in the exhibit?

  1. Switch 3 is the root bridge and Switch 2 has a port in the blocking state.

  2. Switch 1 is the root bridge and Switch 2 has a port in the blocking state.

  3. Switch 1 is the root bridge and Switch 3 has a port in the blocking state.

  4. Switch 3 is the root bridge and Switch 1 has a port in the blocking state.

Answer: C

Question No: 30 – (Topic 1)

Which two statements are true about the Junos chassis daemon? (Choose two.)

  1. You can parse the chassis daemon log to view the details and time lines for hardware events that have occurred.

  2. Theshow log dcdcommand allows you to view chassis related events.

  3. You cannot parse the chassis daemon log to view the details andtimelines for hardware events that have occurred.

  4. Theshow log chassisdcommand allows you to view chassis related events.

Answer: A,D

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