JN0-643 dumps questions

Juniper Networks Enterprise Routing and Switching, Professional (JNCIP-ENT) JN0-643
Exam Number/Code : JN0-643
Exam Name : Enterprise Routing and Switching, Professional (JNCIP-ENT)
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Questions and Answers : 114Q&As
Update Time : 2012-12-16
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5.When 802.1X, MAC-RADIUS, and Captive Portal are enabled on an interface, which
authentication sequence occurs?
A. The authentication sequence is based on the order of the configuration.
B. If MAC-RADIUS is rejected, Captive Portal will start. If Captive portal is timed out, 802.1X will start.
C. If 802.1X times out, then MAC-RADIUS will start. If MAC-RADIUS is timed out by the RADIUS server,
then Captive Portal will start.
D. If 802.1X times out, then MAC-RADIUS will start. If MAC-RADIUS is rejected by the RADIUS server,
then Captive Portal will start.
Answer: D

6.A medium-sized enterprise has some devices that are 802.1X capable and some that are not. Any
device that fails authentication must be provided limited access through a VLAN called NONAUTH. How
do you provide this access?
A. Configure NONAUTH VLAN as the guest VLAN.
B. Configure NONAUTH VLAN as the server-reject VLAN.
C. Configure NONAUTH VLAN as the guest VLAN and the server-reject VLAN
D. Configure a separate VLAN for each type of user: 802.1X and non-802.1X.
Answer: C

Juniper Networks Enterprise Routing and Switching, Professional (JNCIP-ENT) JN0-643 Exam Topics
L2 Authentication and Access Control
Explain the operation of various authentication and access control features
Describe the concepts and functionality of 802.1X
List RADIUS server failback options
Describe the concepts and functionality of MAC RADIUS
Describe the concepts and functionality of captive portal
List considerations when using multiple methods authentication and access control
Based on a scenario, configure and monitor various authentication and access control features

IP Telephony Features
Describe features that facilitate IP telephony deployments
Explain the characteristics of power over Ethernet (PoE)
Describe the characteristics and functionality of LLDP
Explain the function and benefit of voice VLAN
Based on a scenario, configure and monitor features used to support IP telephony deployments

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