NET 126 - Networking Tech-Mainframe

1. Describe computer network development
   1. Identify the seven layers of the OSI Model and the key responsibilities of each layer.
   2. Recognize the interrelationship of the OSI models protocols and standards
   3. Describe Pre-Network Computer Environment and Islands of Operation
   4. Identify the major standards organizations and their responsibilities
2. Describe computer codes and their representation signals.
   1. Differentiate between analog and digital signals
   2. Identify the major coding codes
   3. Identify the key characteristics of baseband and baseband transmissions
3. Describe a synchronous and asynchronous communication techniques
   1. Define multiplexing and identify reasons for multiplexing
   2. Identify key characteristics of frequency-diversion and time-diversion multiplexing
   3. Define modem and identify reasons for using a modem
   4. Define codec and identify reasons for using a codec
   5. Identify a variety of media types
4. Describe data communications characteristics
   1. Identify the functions and capabilities of repeaters, bridges, routers, and gateways
   2. Identify the components of the public switched telephone network and how they impact data communications
   3. Identify the standard networking services provided by ISDN
5. Describe lower layer protocols
   1. Identify and describe other important Physical layer interfaces
   2. Identify organizations that promulgate SDLC, HDLC, and LAPB protocols.
   3. Identify the major services provided by SDLC, HDLC, and LAPB
   4. Identify and describe IEEE 802 specifications
   5. Identify the frame format and field functions of IEEE 802 packets
   6. Identify the characteristics and major services provided by LocalTalk
   7. Identify the frame format and field functions of a Localtalk frame
   8. Identify the characteristics and fields of and FDDI frame
6. Describe the Internet protocol
   1. Identify the services provided by the Major Internet protocols
   2. Identify the characteristics of the major Internet protocols
   3. Identify the fields and field functions of IP and TCP packets
7. Describe the Netware protocols
   1. Identify the major services provided by Netware
   2. Identify and label the fields and functions of Netware IPX and PSX packets
8. Describe the SNA protocols
   1. Identify the major services provided by SNA
   2. Identify the characteristics of SNA
   3. Identify SNA modes and network connections
   4. Describe SNA sessions and Networks Management
9. Describe the DNA protocols
   1. Identify the major services of DNA
   2. Identify the characteristics of DNA
   3. Compare DNA Phase V to the OSI Model
10. Describe the AppleTalk protocols
    1. Identify the major services provided by AppleTalk
    2. Compare Apple Talk to the OSI Model
    3. Explain the AppleTalk Address Resolution Protocol
    4. Distinguish between extended and non-extended networks
    5. Describe the Zone Information Protocol
    6. Describe the Apple Talk Filing protocol
11. Describe probable future network development
    1. Define a Global network
    2. Define tools that will advance distributed processing
    3. Identify the potential possibilities of Mobile Networks
    4. Identify the problems that network diversity will create for existing management strategies