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Topic 1: Exam Pool A
Refer to the exhibit.
After implementing the configuration 172.20.20.2 stops replaying to ICMP echoes, but the default route fails to be removed. What is the reason for this behavior?
A.
The source-interface is configured incorrectly.
B.
The destination must be 172.30.30.2 for icmp-echo
C.
The default route is missing the track feature
D.
The threshold value is wrong.
The default route is missing the track feature
Explanation: The last command should be “R1(config)#ip route 0.0.0.0 0.0.0.0
172.20.20.2 track 10”.
What does Call Admission Control require the client to send in order to reserve the bandwidth?
A.
SIP flow information
B.
Wi-Fi multimedia
C.
traffic specification
D.
VoIP media session awareness
traffic specification
Drag and drop the descriptions from the left onto the QoS components on the right.
Which entity is responsible for maintaining Layer 2 isolation between segments In a VXLAN environment?
A.
switch fabric
B.
VTEP
C.
VNID
D.
host switch
VNID
Explanation:
VXLAN uses an 8-byte VXLAN header that consists of a 24-bit VNID and a few reserved bits. The VXLAN header together with the original Ethernet frame goes in the UDP payload. The 24-bit VNID is used to identify Layer 2 segments and to maintain Layer 2 isolation between the segments.
Reference: https://www.cisco.com/c/en/us/td/docs/switches/datacenter/nexus9000/sw/7-x/vxlan/configuration/guide/b_Cisco_Nexus_9000_Series_NXOS_VXLAN_Configuration_Guide_7x/b_Cisco_Nexus_9000_Series_NXOS_VXLAN_Configuration_Guide_7x_chapter_010.html
Which design principle slates that a user has no access by default to any resource, and unless a resource is explicitly granted, it should be denied?
A.
least privilege
B.
fail-safe defaults
C.
economy of mechanism
D.
complete mediation
fail-safe defaults
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