ATM

Courses: Networks (General)
  • Course:ATM
  • Course ID:ATM Duration:3 days Where: Your Office (7+ Persons)
  • Available as a private, customized course for your group at your offices or ours and in some cases as a WebLive(TM) class.

  • Download Course Description (PDF)

Course Outline

  • Introductory Overview of ATM
    • What is ATM? Its chief characteristics and uses?
    • Why is ATM Asynchronous if it is synchronous?
    • Positioning ATM in public networking technology
    • Vital and valid business reasons for using ATM
    • Why not just use Fast Ethernet, MPLS, SONET or Frame Relay?
    • The ATM Forum, the ITU-T, ETSI, ECMA
  • The ATM Architecture
    • The rationale behind ATM’s design : 5+48 bytes, etc
    • B-ISDN Architectural Model. Versus OSI?
    • ATM Adaptation Layer (AAL) and sublayers
      • ATM Service classes and QoS: A, B, C, D
      • The AAL sublayers: Convergence and SAR
      • AAL 1, AAL 2, AAL 3/4: Purpose and structure
      • Type 5 : MPLS and Multi-Protocol Encapsulation
      • What is missing or is undefined now?
    • ATM Layer: Purpose, definitions, and vagueness
      • Virtual Connections, Paths and Channels
      • The ATM cell header: Fields and function
      • ATM OAM cells, Signaling cells and channels
    • ATM Physical Layer: Purpose and structure
      • Transmission Convergence Sublayer
      • Formats at STS-1 (51.84 Mbps), at SDH-1 (155.52 Mbps), at
      • OC-1, at SDH-4 (622.08 Mbps), OC-48, OC-192, etc.
      • Formats at 155.52, 100, 51 Mbps & T1 / E1
      • Physical Medium Dependent Sublayer
    • Three different technologies used in ATM switches
  • ATM Forum’s User-Network Interface
    • Its scope, purpose, bearer service attributes and QoS
    • Setting up an SVC: Parameters, protocols, elements
      •  Q.2931, UPC, CAC, NPC, QoS, CLP
    • UNI vers. 3.1/4.0/4.1, Spec’d and Unspec’d QoSs
    • Specs for SONET and 44.736 Mbps at public UNI
    • Specs for 100, 155.52 and 51 Mbps at private UNI
  • Managing ATM Using SNMP
    • Quick review of SNMP, MIB, ASN.1, BER, scope
    • ATM Integrated Local Management Interface (ILMI)
      • The UNI Management Entity (UME)
    • ATM MIB (Management Information Base)
    • Can you manage ATM today with ILMI and UMEs?
  • Being Realistic about ATM
    • Politics of merging your voice, data and video
    • AAL incompatibilities and interoperability
    • Adequate compliance tests available today?
    • Capability and availability of ATM test equipment
    • Admission control and security
  • Applying ATM in Campus LANs
    • Objectives, target applications, obstacles
    • Dangers: Vendor performance specs, surprises
    • Campus LAN configurations and ATM
  • Applying ATM in the WAN
    • Objectives for implementing the ATM WAN
      • Cost justification, strategies
    • Obstacles that carriers and users face
    • Descriptions of some operational ATM WANs
  • ATM Enhancements
    • Procedures for Switched Virtual Connections
      • States, messages, multipoints, parameters
    • For T1/E1, E3/T3 25.6, 51 and SONET/SDH
    • Network Management: M1 to M5 specs
    • P-NNI : Purpose, procedures, scope
    • B-ICI, UNI 4.0, DXI, Frame Relay over ATM
    • LAN Emulation, Classical IP over ATM, MPOA
    • IP Switching, Cisco’s Tag Switching, MPLS
  • ATM Traffic Management
    •  Six different Classes of Service: Parameters, QoS
    •  Available Bit Rate (ABR): Issues, techniques
    •  Congestion Control: Issues, technology
      • Rate-based versus Credit-based
      • UPC, EPD, Shaping, PPD
    • ATM traffic shaping: Objectives, tools, status
  • Course Wrap-up
    • Quick summary review
    • Issues and concerns
    • Final discussions