Juniper jn0-351 practice test
enterprise routing and switching, specialist (jncis-ent)
Question 1
You are asked to create a new firewall filter to evaluate Layer 3 traffic that is being sent between VLANs.
In this scenario, which two statements are correct? (Choose two.)
- A. You should create a family Ethernet-switching firewall filter with the appropriate match criteria and actions.
- B. You should apply the firewall filter to the appropriate VLAN.
- C. You should create a family inet firewall filter with the appropriate match criteria and actions.
- D. You should apply the firewall filter to the appropriate IRB interface.
Answer:
cd
Question 2
Which statement is correct about controlling the routes installed by a RIB group?
- A. An import policy is applied to the RIB group.
- B. Only routes in the last table are installed
- C. A firewall filter must be configured to install routes in the RIB groups.
- D. An export policy is applied to the RIB group.
Answer:
a
Question 3
You are a network operator troubleshooting BGP connectivity.
Which two statements are correct about the output shown in the exhibit? (Choose two.)
- A. Peer 10.32.1.2 is configured for AS 63645.
- B. The BGP session is not established.
- C. The R1 is configured for AS 65400.
- D. The routers are exchanging IPv4 routes.
Answer:
bc
Question 4
What is the management IP address of the device shown in the exhibit?
- A. 10.210.20.233
- B. 172.23.12.100
- C. 128.0.0.1
- D. 172.23.11.10
Answer:
a
Question 5
You are a network operator troubleshooting BGP connectivity.
Which two statements are correct about the output shown in the exhibit? (Choose two.)
- A. Peer 10.32.1.2 is configured for AS 63645.
- B. The BGP session is not established.
- C. The R1 is configured for AS 65400.
- D. The routers are exchanging IPv4 routes.
Answer:
ad
Question 6
In RSTP, which three port roles are associated with the discarding state? (Choose three.)
- A. root
- B. backup
- C. alternate
- D. disabled
- E. designated
Answer:
bcd
Question 7
What is the default keepalive time for BGP?
- A. 10 seconds
- B. 60 seconds
- C. 30 seconds
- D. 90 seconds
Answer:
b
Question 8
Which two statements about redundant trunk groups on EX Series switches are correct? (Choose two.)
- A. Redundant trunk groups load-balance traffic across two designated uplink interfaces.
- B. If the active link fails, then the secondary link automatically takes over.
- C. Layer 2 control traffic is permitted on the secondary link.
- D. Redundant trunk groups must be connected to the same aggregation switch.
Answer:
bc
Question 9
You are receiving the BGP route shown in the exhibit from four different upstream ISPs.
Referring to the exhibit, which ISP will be selected as the active path?
- A. ISP 1
- B. ISP 3
- C. ISP 4
- D. ISP 2
Answer:
c
Question 10
Which statement about aggregate routes is correct?
- A. Aggregate routes can only be used for static routing but not for dynamic routing protocols.
- B. Aggregate routes are automatically generated for all of the subnets in a routing table.
- C. Aggregate routes are always preferred over more specific routes, even when the specific routes have a better path.
- D. Aggregate routes are used for advertising summarized network prefixes.
Answer:
d