Juniper JN0-682 問題集

質問 1：
A customer wants to connect two data centers on different subnets using EVPN. What are two implications of using different IP subnets at each site? (Choose two.)
A. Using different IP subnets at each site allows Layer 3 gateways to exchange only type-3 routes.
B. MAC addresses will not need to be advertised between the data centers.
C. Using different IP subnets at each site allows Layer 3 gateways to exchange only type-5 routes.
D. MAC addresses will need to be advertised between the data centers.
正解：C,D
解説: (Topexam メンバーにのみ表示されます)

質問 2：
You are asked to manage the oversubscription ratio of your spine and leaf IP fabric. You determine that you are at a 3:1 ratio of downstream to upstream traffic and must achieve a 1.1ratio. In this scenario, which two actions would you take to achieve this goal? (Choose two.)
A. Increase the number of spine nodes in your design.
B. Reduce the number of server facing that each leaf node uses to carry traffic.
C. Increase the number of server facing ports that each leaf node uses to carry traffic.
D. Reduce the number of leaf nodes on your design.
正解：A,C
解説: (Topexam メンバーにのみ表示されます)

質問 3：
Refer to the exhibit.

Which statement is correct about the highlighted code segment and VXLAN frame shown in the exhibit?
A. This statement is optional and keeps the VLAN header in the Original L2 Frame, if included.
B. This statement is required and removes the VLAN header in the Original L2 Frame, if included.
C. This statement is required and keeps the VLAN header in the Original L2 Frame, if included.
D. This statement is optional and removes the VLAN header in the Original L2 Frame, if included.
正解：A

質問 4：
You are asked to increase the overall throughput of an existing IP fabric.
Which two tasks would accomplish this goal? (Choose two.)
A. Add one more spine node to the fabric.
B. Add one more uplink from each leaf node to the newly-added spine node.
C. Add one uplink to all existing spine nodes from the newly added leaf node.
D. Add one more leaf node to the fabric.
正解：A,D

質問 5：
Which two statements describe MAC address learning for VPLS and EVPN? (Choose two.)
A. EVPN learns MAC addresses in the data plane
B. EPLS learns MAC addresses in the control plane
C. VPLS learns MAC addresses in the data plane
D. EVPN learns MAC addresses in the control plane
正解：C,D
解説: (Topexam メンバーにのみ表示されます)

質問 6：
Which EVPN router type prevents BUM traffic from looping back to a multihued host?
A. Ethernet segment router
B. Ether auto discovery route
C. Inclusive multicast-Ethernet tag route
D. IP prefix route
正解：A
解説: (Topexam メンバーにのみ表示されます)

質問 7：
What are three functions supported by the Contrail Command user interface?
A. Enabling VM-to-BMS bridging
B. Integrated syslog collector
C. Onboarding of an IP fabric
D. Configuring management domains
E. Creating virtual network
正解：B,D,E
解説: (Topexam メンバーにのみ表示されます)

質問 8：
What are two methods used to scale an IBGP IP Fabric? (Choose two.)
A. Redundant trunk groups
B. Route reflection
C. Spanning tree
D. Confederations
正解：B,D
解説: (Topexam メンバーにのみ表示されます)