Describe the difference between Class of Service (CoS) and Differentiated Services Code Point (DSCP).

• A.CoS is only used to determine CLASS of traffic DSCP is only used to differentiate between different Classes.
• B.CoS is only contained in VLAN Tag fields DSCP is in the IP Header and preserved throughout the IP packet flow
• C.They are similar and can be used interchangeably.
• D.CoS has much finer granularity than DSCP

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A customer wants to provide wired security as close to the source as possible The wired security must meet the following requirements:
- allow ping from the IT management VLAN to the user VLAN
- deny ping sourcing from the user VLAN to the IT management VLAN
The customer is using Aruba CX 6300s.
What is the correct way to implement these requirements?

• A.Apply an outbound ACL on the user VLAN allowing temp echo-reply traffic toward the IT management VLAN
• B.Apply an inbound ACL on the user VLAN allowing icmp echo-reply traffic toward the IT management VLAN
• C.Apply an inbound ACL on the user VLAN denying icmp echo traffic toward the IT management VLAN
• D.Apply an outbound ACL on the user VLAN denying icmp echo traffic toward the IT management VLAN

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You need to drop excessive broadcast traffic on an ingress port or an ArubaOS-CX switch. What is the best feature to use for this task?

• A.DWRR queuing
• B.Strict queuing
• C.Rate limiting
• D.QoS shaping

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With the Aruba CX switch configuration, what is the first-hop protocol feature that is used for VSX L3 gateway as per Aruba recommendation?

• A.Active Gateway
• B.Active-Active VRRP
• C.SVI with vsx-sync
• D.VRRP

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You are configuring Policy Based Routing (PBR) for a subnet that will be used to test a new default route for your network Traffic originating from 10.2.250.0/24 should use a new default route to 10.1.1.253. Other non-default routes for this subnet should not be affected by this change.
What are two parts of the solution for these requirements? (Select two.)

• A.
• B.
• C.
• D.
• E.

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