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Nokia Quality of Service — Information & Free Practice

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About Nokia Quality of Service

Nokia Quality of Service · US

Key exam facts

Provider
Pearson
Format
Multiple-choice; English
Exam questions
Total questions: 40.
Time limit
90 minutes; 110-minute appointment includes a 20-minute introductory survey
Exam fee
$125 US

Topics covered

  • Introduction to QoS

    • Traffic Characteristics and Requirements
    • The QoS Mission Statement
    • IntServ and DiffServ QoS Models
    • Limiting the Rate of Customer Traffic
    • QoS on the Nokia 7750 SR

  • Traffic Classification

    • QoS-Related Packet Header Fields
    • Configuration of Traffic Classification on SAP-Ingress
    • Precedence for the Different SAP-Ingress Classification Match Criteria
    • Configuration of Traffic Classification on Network Ingress
    • Precedence of the Different Network Classification Match Criteria
    • Default Network Policy
    • Egress Traffic Classification

  • Queues and Policers

    • Traffic Metering Using Token Buckets
    • Using Queues as Shapers
    • Default Scheduler
    • Using the Fair Information Rate (FIR) to Create Additional Scheduling Priorities
    • Creating Queues and Directing Traffic to Them on SAP Ingress, SAP Egress and Network Interfaces
    • Priority Mode Queues vs. Profile Mode Queues
    • Using Policers
    • Creating Policers and Directing Traffic to Them on SAP Ingress and Egress
    • Policer in Profile Capped Mode
    • SAP and Network Queues vs. Hardware Queues
    • Buffer Pool Allocation
    • Configuring Buffer Pool Allocation
    • Weighted Random Early Discard (WRED)
    • Configuring and Applying Slope Policies
    • Queue Groups and Traffic Redirection
    • Creating Queue Groups
    • Redirecting SAP Traffic to Queue Groups
    • Redirecting Network Traffic to Queue Groups

  • Hierarchical Bandwidth Allocation

    • Introduction
    • Class Fair Hierarchical Policing (CFHP)
    • Enabling CFHP for SAP Policers
    • Enabling CFHP for Queue-Group Policers
    • Hierarchical Scheduling (H-QoS)
    • Enabling Hierarchical Scheduling for SAP Queues and Policers
    • Enabling Hierarchical Scheduling for Queue Groups
    • Egress Port Scheduling
    • Enabling Egress Port Scheduling for Standalone SAP Queues and Policers
    • Enabling Egress Port Scheduling for SAP Queues and Policers using H-QoS
    • Enabling Egress Port Scheduling for Network Queues
    • Enabling Egress Port Scheduling for Queue Groups

  • Marking and Remarking

    • Introduction
    • Marking and Remarking of Encapsulated Packets
    • Marking and Remarking of Customer Packet Headers in a Layer-2 Service, in a VPRN Service and in an IES Service

How to prepare

Work through the topics, read the explanation after each answer, and revisit the areas where you miss questions. Use the official outline and reference materials below to guide your study.

These independent practice questions are not actual exam items and do not guarantee a passing result.

Frequently asked questions

What is the exam format?

Multiple-choice; English

How many questions are on the exam?

Total questions: 40.

How long is the exam?

90 minutes; 110-minute appointment includes a 20-minute introductory survey

How much does the exam cost?

$125 US

Official sources and references

Confirm current exam arrangements with the exam provider.