Thursday, 30 March 2017

Juniper JN0-661 Question Answer

Which OSPFv3 router ID is valid?

A. 192.168.1.1
B. ::192.168.1.1
C. 0.0.0.0
D. 2008:db8::1

Answer: A


You are working with a new MPLS network that is using the default EXP classifier and default schedules. A small amount of traffic is being placed in the assured forwarding class. No other traffic is passing through the network at this time. In this scenario, what happens to the traffic that is being placed in the assured forwarding class?


A. The traffic is reclassified to the best effort forwarding class and is forwarded.
B. The traffic remains in the assured forwarding class and is forwarded.
C. The traffic is reclassified to the network control forwarding class and is forwarded.
D. The traffic remains in the assured forwarding class and is dropped.

Answer: B

Friday, 17 March 2017

Juniper JN0-661 Question Answer


user@R1> show ospf interface detail
Interface State Area DR ID BDR ID Nbcs
xe-0/0/1.0 BDR 0.0.0.0 2.169.37.12 11.244.245.215 1
Type LAN, address 192.161.27.11, Mask 255.255.255.248, MTU 4460, Cost 40
DR addr 192.161.37.12, BDR addr 192.168.37.11, Adj count 1, Priority 128
Hello 10, Dead 40, ReXmit 5, Not Stub
fe-0/2/1.0 PtToPt 0.0.0.0 0.0.0.0 0.0.0.0
Type P2P, Address 0.0.0.0, Mask 0.0.0.0, MTU 1500, Cost 2604
Adj count 0
Hello 10, Dead 40, ReXmit 5, Not stub
Auth type: MDS, Active key ID 3, Start time 2013 Jul 19 10:00:00 PST
IPsec SA Name: sa
user@R2> show ospf interface detail
Interface State Area DR ID BDR ID Nbcs
xe-1/1/1.0 BDR 0.0.0.0 192.168.37.12 11.244.245.216 1
Type LAN, address 192.161.27.12, Mask 255.255.255.248, MTU 4460, Cost 40
DR addr 192.161.37.12, BDR addr 192.168.37.11, Adj count 1, Priority 128
Hello 3, Dead 9, ReXmit 5, Not stub
fe-2/2/2.0 PtToPt 0.0.0.0 0.0.0.0 0.0.0.0
Type P2P, address 0.0.0.0, Mask 0.0.0.0, MTU 1500, Cost 2604
Adj count 0
Hello 10, Dead 40, ReXmit 5, Not Stub
Auth type: MDS, Active key ID 3, Start time 2013 Jul 19 10:00:00 PST
IPsec SA Name: sa

Which two statements are true about the OSPF adjacency displayed in the exhibit? (Choose two.)

A. There is a mismatch in the dead interval parameter between routers R1 and R2.
B. There is a mismatch in the hold timer parameter between routers R1 and R2.
C. There is a mismatch in the hello interval parameter between routers R1 and R2.
D. There is a mismatch in the poll interval parameter between routers R1 and R2.

Answer: AC