In which policies, on the Alcatel-Lucent 7750 SR. is classification performed? (Choose three)

Question

Options

• ASAP-ingress policy
• BSAP-egress policy
• CIP-criteria policy
• DNetwork-queue policy
• ESlope policy
• FNetwork policy

• A
  91% (53)
• C
  5% (3)
• E
  2% (1)
• F
  2% (1)

Explanation

Note: The question asks for three correct answers. The full correct answer is A, C, and F - the prompt you provided may have been truncated.

SAP-ingress (A), IP-criteria (C), and Network (F) policies are where classification is performed on the 7750 SR. SAP-ingress classifies customer-facing traffic entering a Service Access Point, assigning packets to forwarding classes and profiles. IP-criteria policies are sub-policies used within SAP-ingress to classify traffic based on IP header fields (DSCP, source/dest IP, etc.). Network policies classify traffic on network-facing (core) interfaces based on MPLS EXP bits or DSCP markings from the backbone.

Why the distractors are wrong:

• B (SAP-egress): Egress policies handle scheduling, shaping, and re-marking - not initial classification.
• D (Network-queue): Defines queue depth and behavior; it manages queues, not classifies flows.
• E (Slope): A WRED-based congestion-avoidance policy; controls drop probability curves, unrelated to classification.

Memory tip: Think "SIN" - SAP-ingress, IP-criteria, Network - the three ingress-side or classification-capable policies. Anything with "queue," "slope," or "egress" in the name is about what happens after classification decisions are already made.

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