Error 404--Not Found

From RFC 2068 Hypertext Transfer Protocol -- HTTP/1.1:

10.4.5 404 Not Found

The server has not found anything matching the Request-URI. No indication is given of whether the condition is temporary or permanent.

If the server does not wish to make this information available to the client, the status code 403 (Forbidden) can be used instead. The 410 (Gone) status code SHOULD be used if the server knows, through some internally configurable mechanism, that an old resource is permanently unavailable and has no forwarding address.

Essentials of Networking and Data Communications

Course Outline: DAY ONE / DAY TWO

 

DAY ONE
FUNDAMENTALS OF
DATA COMMUNICATIONS

9:00-9:30 a.m.
SECTION I: INTRODUCTIONS & INTRODUCTORY COMMENTS

  • Data Communications Overview
  • Voice, Data, Video and Image--It’s ALL Data
  • Bandwidth, and the Applications which Consume It
  • Broadband Networking as the Solution
  • Computers and Communications Come Together
  • The Information Superhighway, Real Products or Empty Promises?

9:30-10:15 a.m.
SECTION II: TECHNOLOGY BASICS

  • Transmission Fundamentals
    • Links, Circuits, and Channels
    • Dedicated, Switched and Virtual Circuits
  • 2-Wire, 4-Wire Circuits
  • Bandwidth
  • Analog vs. Digital Transmission
  • Analog/Digital & Digital/Analog Conversion
  • Multiplexing
  • Switching Basics: Circuits, Packets, Frames, and Cells
  • Signaling & Control Systems
    • In-Band
    • Out-of-Band
    • Common Channel Signaling and Control
    • Signaling System #7 (SS7)

10:15-10:30 a.m. BREAK

10:30-11:30 a.m.
SECTION III: TRANSMISSION BASICS

  • Selection Criteria
  • Twisted Pair
  • Coaxial Cable
  • Microwave
  • Satellite
  • Infrared
  • Fiber Optics

11:30-12:30 p.m.
SECTION IV: DATA COMMUNICATION BASICS

  • CPE/DTE
  • DCE
    • Modems
    • DSUs/CSUs
    • FEPs
  • Protocol Basics
    • Line Setup/Connectivity
      • Simplex, Half Duplex (HDX), Full Duplex (FDX)
      • Transmission Measurements (Bits and Bauds)
    • Coding Schemes--Baudot, ASCII, EBCDIC & Unicode
    • Transmission Mode
      • Asynchronous
      • Synchronous
      • Isochronous
      • Plesiochronous
    • Error Control--Bit Sum, VRC & LRC, & CRC
    • Traditional Protocol Examples--Async, Bisync & SDLC
  • Protocol Stacks & Suites
    • OSI Reference Model
    • TCP/IP Reference Model

12:30-1:30 p.m. LUNCH

1:30-3:15 p.m.
SECTION V: CONVENTIONAL DATA NETWORKS

  • Evolution of Data Networking
  • The New Network Model
    • ILECs & CLECs
  • Data Networking on the WAN
    • DDS
    • VPNs (Virtual Private Networks), In The Classic Sense
    • T/E-Carrier
      • As an access technology
      • As a private network option
    • X.25 & Packet Switching
    • ISDN: No Longer In Search of An Application
      • AO/DI
  • Case Study

3:15-3:30 p.m. BREAK

3:30-5:00 p.m.
SECTION VI: LAN FUNDAMENTALS

  • Evolution of LANs
  • LAN Standards and Standards Bodies
  • Media Types
  • Physical and Logical Configurations
  • Broadband vs. Baseband LANs
  • Specific LAN Standards
    • Ethernet
    • Token Ring
    • FDDI
  • Case Study

(back to top)

DAY TWO
BROADBAND NETWORKS AND
EMERGING TECHNOLOGIES

9:00-10:30 a.m.
SECTION VII: ADVANCED LANS

  • LAN Internetworking: Building Blocks
    • Bridges
    • Hubs
    • Switches
    • Routers
  • Remote LAN Access
  • Virtual LANs
  • High-Speed LANs
    • FDDI
    • Fast Ethernet
    • 100VG-AnyLAN
    • 100 Base T
    • Gigabit Ethernet
  • Layer 3/4 Switching
    • Tag Switching
    • IP Switching
  • ATM in the LAN
  • Case Study

10:30-10:45 a.m. BREAK

10:45-12:00 p.m.
SECTION VIII: BROADBAND NETWORK INFRASTRUCTURE

  • Emerging Local Loop Technologies
    • xDSL (generic Digital Subscriber Line)
    • ADSL (Asymmetric DSL)
      • RADSL (Rate Adaptive DSL)
      • G.Lite
      • SDSL (Symmetric/Single-Line DSL)
    • ISDL (ISDN DSL)
    • HDSL (High Bit-Rate Digital Subscriber Line)
    • VDSL (Very High Data Rate DSL)
    • WLL (Wireless Local Loop)
    • Hybrid Local Loops
  • SONET/SDH--The Ultimate Infrastructure?
  • Paths, Virtual Paths and Virtual Channels
  • Access Methods
  • Add/Drop Multiplexing
  • DWDM (Dense Wavelength Division Multiplexing)–Pure Optics

12:00-1:15 p.m. LUNCH

1:15-3:00 p.m.
SECTION IX: BROADBAND SERVICES AND ACCESS

  • Frame Relay--An Access Standard
    • Access
    • Technology
    • Services
    • Costs & Benefits
    • Voice over Frame Relay
  • ATM--The Ultimate Service Standard
    • Access
    • Technology
    • AALs (ATM Adaptation Layers)
    • Service Classes: Quality of Service is Critical
    • Costs & Benefits
  • B-ISDN--Broadband Services in the Extreme
  • AINs--Computers and Communications to the Max
  • Case Study

3:00-3:15 p.m. BREAK

3:15-4:00 p.m.
SECTION X: WIRELESS DATA NETWORKING

  • Concepts
    • Network Architectures
    • Frequency Re-Use
    • Multiplexing and Access Techniques
  • Spread Spectrum & CDMA
  • Data over Cellular & Paging Networks
    • CDPD
    • Packet Data
  • Packet Data Networks
  • Wireless LANs and Loops
  • PCS/PCN
  • LEOs& MEOs
  • Wireless Internet Access–WAP vs. i-Mode

4:00-5:00 p.m.
SECTION XI: THE INTERNET AND WORLD WIDE WEB

  • Concept, Architecture & Topology
  • Internet2
  • TCP/IP in Detail
    • IP: Connectionless Data Delivery
    • TCP: Reliability of Datastream Transport
    • UDP: Virtual Connectivity
    • FTP, SMTP, SNMP, and TELNET
  • Access Techniques
  • Administration
  • Applications
  • Issues
    • Bandwidth
    • Security
  • Intranets and Extranets
  • Virtual Private Networks (VPNs)

(back to top)

To bring this course on-site, please call Michele Zarella at 508.490.6620 or email at mzarella@nww.com
Error 404--Not Found

Error 404--Not Found

From RFC 2068 Hypertext Transfer Protocol -- HTTP/1.1:

10.4.5 404 Not Found

The server has not found anything matching the Request-URI. No indication is given of whether the condition is temporary or permanent.

If the server does not wish to make this information available to the client, the status code 403 (Forbidden) can be used instead. The 410 (Gone) status code SHOULD be used if the server knows, through some internally configurable mechanism, that an old resource is permanently unavailable and has no forwarding address.

Error 404--Not Found

Error 404--Not Found

From RFC 2068 Hypertext Transfer Protocol -- HTTP/1.1:

10.4.5 404 Not Found

The server has not found anything matching the Request-URI. No indication is given of whether the condition is temporary or permanent.

If the server does not wish to make this information available to the client, the status code 403 (Forbidden) can be used instead. The 410 (Gone) status code SHOULD be used if the server knows, through some internally configurable mechanism, that an old resource is permanently unavailable and has no forwarding address.