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Metro Ethernet Services for Carrier Class Networks

4 Day Course
Code PDN042

This course has been retired. Please view currently available Next Generation Network Training Courses.

Modules

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What services carriers need from their infrastructure (5 topics)

  • Bandwidth for services
  • Customer Interfaces
  • Carrier Network Interfaces
  • QoS and Protection for Service Level Agreements
  • Evolution mechanisms for service development

Services to be delivered (4 topics)

  • Migration of existing TDM using emulation
  • Business Ethernet LAN services
  • Customer VLAN
  • VoIP , IPTV and Triple Play

Quality and Protection Demands (3 topics)

  • Mechanisms for protection
  • Aggregation
  • Ring switching

Access and Core divisions (3 topics)

  • Requirements for the access
  • Requirements for the core
  • Aggregation network

User Network Interface (UNI) (4 topics)

  • User interface requirements
  • Private networking needs: at layer 2 and/or Layer 3
  • Security and isolation
  • Service models

Management (3 topics)

  • Mechanisms for Management
  • Management protocols and services
  • Automatic capability discovery

Virtual Network Services (2 topics)

  • What are virtualised services?
  • Why are they required?

Topology needs (2 topics)

  • Topology reliability
  • Designing for Service Levels

Point to point services using Pseudo Wires (2 topics)

  • IETF Pseudowire Emulation Edge to Edge (pwe3)
  • Key RFCs

MEF standards (3 topics)

  • What are the MEF Standards?
  • MEF 6.1
  • MEF 10.1 and 10.2

Ethernet Service Attributes (10 topics)

  • Virtual LANs
  • Emulated LAN using multipoint services
  • E-Line Services for Point to Point
  • E-LAN MultiPoint to MultiPoint
  • Physical Interfaces
  • Traffic Parameters
  • Classes of Service
  • Models for carrier services
  • Control Plane vs Data plane
  • Requirements for requested QoS and Protection

Ethernet Speed Evolution to 10Gbit/s and beyond (4 topics)

  • How Ethernet Evolved
  • Evolution from 10 Mbit/s LAN to Gigabit Ethernet
  • Impact of Optical transmission
  • Removing the distance limitations

Ethernet switching (4 topics)

  • Bridging functions
  • 802.3ad Learning Bridges
  • Removing Loops
  • 802.1d Spanning Tree and Rapid Spanning Tree

Ethernet Addressing (2 topics)

  • Address characteristics
  • Routability of address structures

Problems with MAC address Tables (7 topics)

  • How MAC addresses are used
  • ARP and IP
  • Limiting MAC address table sizes
  • Mac-in-Mac solutions
  • Multicasting
  • IGMP
  • Multicasting over Ethernet

Mechanisms for signalling Ethernet characteristics (4 topics)

  • GARP and GMRP
  • Tag Headers
  • IEEE802.1Q VLANs
  • GVRP

Overcoming the VLAN limit (7 topics)

  • Using VLANs within customer environments
  • VLANs in Carrier Environments
  • Service Separation
  • Impacts on Security
  • What limits the number of VLANs
  • Scaling Services
  • Q-in-Q solutions

Analysing What Identifies QoS (5 topics)

  • Bandwidth
  • Delay
  • Delay variation
  • Availability
  • Access to Service Features

Delivering Bandwidth and Delay (3 topics)

  • Understanding Queues
  • Sizing for Service quality
  • QoS Signalling

Exploiting Tag Headers for QoS (4 topics)

  • Mapping QoS across the Transport network
  • IEEE802.1P/Q
  • Layer 2 vs Layer 3 QoS
  • Differentiated Services

Understanding Reliability and Availability (4 topics)

  • MTTF and MTTR
  • Calculating Availability
  • Impact of Redundancy
  • Independence of Services

Mechanisms for Improving Reliability (4 topics)

  • Topology considerations
  • Mesh
  • Ring
  • Trees

Comparing Layers 1, 2 and 3 protection (3 topics)

  • Physical switching
  • Layer 2 switching
  • Layer 3 rerouting

Ethernet Aggregation (3 topics)

  • Aggregation groups
  • Aggregation for bandwidth improvement
  • Protection using Aggregated Services

Example aggregation network applications (2 topics)

  • IPTV service protection
  • Aggregation for bandwidth increase

Delivering High Performance Core Services (4 topics)

  • The Key Core Objectives
  • Scaling the problems of routing
  • Routing vs switching in the core
  • Cache Sizes

Label switching concepts (12 topics)

  • What is a label?
  • Normal hop-by-hop routing
  • Creation of Labels
  • Distribution of Labels
  • Function of Label switching
  • Forward Equivalence Class (FEC)
  • Label Edge Switches
  • Label Distribution Protocol
  • Explicit routed Label Switched Paths
  • Constraint routed Label Switched Paths
  • Traffic Engineering
  • Fast Rerouting

Metro Ethernet Service Solutions (14 topics)

  • Service Signalling concepts
  • Virtual Private Wire Services
  • Requirements for Pseudo-Wire Emulation Edge-to-Edge (PWE3)
  • Carrying TDM Legacy Traffic
  • MEF Service Control Word Signalling
  • MAC address Learning
  • Hierarchical Services
  • Deployment over LDP
  • Generalized PWid FEC
  • Learning Actions
  • MAC address withdrawal
  • Scalability
  • Routing Issues for Carrier Deployment
  • Control Plane and Auto Discovery

Delivering QoS (2 topics)

  • Ingress Bandwidth Profiling
  • Egress Bandwidth Profiling

CE-VLAN Services (6 topics)

  • Service Attributes and Parameters
  • Securing the Service
  • Multicasting over VPLS
  • IGMP
  • IGMP snooping
  • Triple-Play Solutions

Deploying Services in Existing Networks (5 topics)

  • Scaling Issues
  • Service Level Agreements
  • MTU issues
  • Operations, Administration and Management
  • Ethernet Service Definitions

Prerequisites

Delegates should have a good understanding of IP and WAN principles. They should also understand the basics of Next Generation Networks.

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