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Total 70 questions
Which two statements are true about IBGP on MX Series devices? (Choose two.)
- A. Neighbors can be located anywhere within the AS
- B. Interface Lo0 must be used for peering
- C. It does not support multihop
- D. It is loop free by default
Answer : AD
Reference:
https://www.juniper.net/documentation/en_US/junos/topics/topic-map/bgp-ibgp-peering.html
According to Juniper Networks, what are two reasons to peer using loopback addresses when configuring BGP? (Choose two.)
- A. When establishing an IBGP connection
- B. When routers are not in the same autonomous system
- C. When routers are not directly connected
- D. When establishing a single-link EBGP connection
Answer : AC
Click the Exhibit button.
Referring to the exhibit, if there is a connection failure between router1 and router2, how much time will pass before the devices declare the BFD session dead?
- A. 1200 ms
- B. 300 ms
- C. 600 ms
- D. 900 ms
Answer : A
Click the Exhibit button.
You have applied the policy shown in the exhibit to the forwarding table on an MX Series device.
How is traffic load-balanced?
- A. per frame
- B. per packet
- C. per segment
- D. per flow
Answer : B
Click the Exhibit button.
Customer-1 wants the Service Provider to allow STP to operate normally on all ports but only allow the MX Series devices to manage the Layer 2 topology.
Referring to the exhibit, which feature needs to be implemented on all devices to accomplish this task?
- A. root protection
- B. MAC movement protection
- C. BPDU protection
- D. loop protection
Answer : D
Click the Exhibit button.
Referring to the exhibit, which statement is correct?
- A. Routes from 10.1.1.1 are less preferred than the default local preference
- B. Routes from 10.2.2.2 are less preferred than routes from 10.1.1.1
- C. Routes from 10.3.3.3 are less preferred than the default local preference
- D. Routes from 10.1.1.1 are less preferred than routes from 10.2.2.2
Answer : B
Click the Exhibit button.
Referring to the exhibit, how many milliseconds must pass before the interface ge-0/0/1.0 is considered down?
- A. 1200 ms
- B. 900 ms
- C. 1600 ms
- D. 2400 ms
Answer : A
When working with an MPLS LSP, what will the install 172.16.6.0/24 active command accomplish?
- A. The command will swap the prefix from inet.0 to inet.3
- B. The command will swap the prefix from inet.3 to inet.0
- C. The command will install the prefix in inet.0 rather than inet.3
- D. The command will install the prefix in inet.3 rather than inet.0
Answer : C
Reference:
https://www.juniper.net/documentation/en_US/junos/topics/topic-map/lsp-routes.html#id-21214
Click the Exhibit button.
In the network shown in the exhibit, all switches are configured with the default STP root bridge priority, and Switch A has been selected as root. You recently added the older Switch D into the network as an access switch, and notice it has taken over as root.
Which configuration would solve this problem?
A.
B.
C.
D.
Answer : C
Reference:
https://www.juniper.net/documentation/en_US/junos/topics/reference/configuration-statement/no-root-port-edit-protocols-stp.html
Which statement is true when using MVRP on MX Series devices?
- A. MVRP works with MSTP and RSTP, but not VSTP
- B. MVRP works with RSTP and VSTP, but not MSTP
- C. MVRP works with MSTP and VSTP, but not RSTP
- D. MVRP does not work with MSTP, RSTP, and VSTP
Answer : A
Reference:
https://www.juniper.net/documentation/en_US/junos/topics/topic-map/mvrp.html
Which two characteristics describe IS-IS? (Choose two.)
- A. A collection of Level 1 routers serves as the IS-IS backbone
- B. Level 2 routers connect areas in an IS-IS autonomous system
- C. A collection of Level 2 routers serve as the IS-IS backbone
- D. A Level 1 IS routes between areas and toward other autonomous systems
Answer : BC
Reference:
https://www.juniper.net/documentation/en_US/junos/topics/concept/isis-levels-understanding.html
Click the Exhibit button.
You are asked to configure OSPF for the network?
Referring to the exhibit, how should Area 1 be configured?
- A. stub area
- B. totally stubby area
- C. not-so-stubby area
- D. backbone area
Answer : B
Reference:
https://www.juniper.net/documentation/en_US/junos/topics/topic-map/configuring-ospf-areas.html
Which IPv6 extension header notifies intermediary devices that they must inspect the packetג€™s options?
- A. destination options header
- B. routing header
- C. hop-by-hop options header
- D. fragment header
Answer : B
Reference:
https://en.wikipedia.org/wiki/IPv6_packet
What is the purpose of STP BPDUs?
- A. to exchange MAC addresses
- B. to determine the least cost path
- C. to determine the root-alternate port
- D. to determine the root bridge
Answer : B
Click the Exhibit button.
You configured R1 and R2 to form an OSPF adjacency, but the adjacency will not establish.
Referring to the exhibit, which statement correctly identifies the problem?
- A. Hello and dead timers are not matching between R1 and R2
- B. R1 does not have a router ID defined
- C. R1 and R2 have the same router ID
- D. R2 has a wrong area configured
Answer : C
Reference:
https://www.juniper.net/documentation/en_US/junos/topics/reference/configuration-statement/router-id-edit-routing-options.html
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