Network Operating Systems
Organizational Communications and
Technologies
Prithvi N. Rao
H. John Heinz III School of Public
Policy and Management
Carnegie Mellon University
Readings
High Speed and Wireless LANs(Stallings
and van Slyke) Class Notes
Objectives

List several popular network operating systems

Cite features of a network operating system

Recognize services provided by NOS

List several client/server NOS

List several peer-to-peer operating systems
Network Operating Systems

Fundamental function of network (review)



File transfer
Remote program execution
Virtual terminal service

NOS service layers more flexible

Common elements of NOS



Support for multiple station access
Data integrity features (transaction, security)
Provide shared access to network resources
Network Operating Systems

Client/Server





Novell Netware
Microsoft LanManager
Microsoft WindowsNT
Banyan Vines
Peer-to-peer




Novel Netware Light
Artisoft Lantastic
Appletalk
Windows for Workgroups
Comparison of OSI and LAN
Manager
OSI
Application
Presentation
Session
Transport
Network
DataLink
Physical
LAN Manager
Redirector
Named Pipes
Server Message Block (SMB)
NetBios
NetBios Extended User
Interface (NetBEUI)
Transmission Control
Protocol / Internet
Protocol (TCP/IP)
Network Driver Interface Specification (NDIS)
Network Drivers, 802.x Specifications
802.x Specifications
Comparison of OSI and Novel l
Netware
OSI
Netware
Application
Service Advertising
Protocol (sap)
Presentation
Netware Core
Protocol (NCP)
NETBios SPX
Operating System
Sequence Package
Connection Mgmt.
Exchange
Session
Transport
Network
Data Link
Physical
Network Loadable Module (NLM)
Novell Virtual
Terminal
(NVT)
Internetwork Packet Exchange (IPX)
Routing Information Protocol (RIP)
Multiple Protocol Interface (MPI)
Link Support Level (LSL)
Multiple Link Interface Driver (MLID)
Media
802 Specification –
Token Ring, Ethernet,
ARCnet, Appletalk
Comparison of OSI and Vines
OSI
VINES
VINES Services
VINES File System
(Printing and apps)
NetRPC
Service Msg Blk (SMB)
Application
Presentation
Session
Transport
Network
DataLink
Physical
Socket Interface
Transmission User Datagram VINES Interprocess Sequence Packet
Control Prot Protocol (UDP) Communication Prot Protocol (SPP)
(VCIP)
(TCP)
Internet
Protocol
(IP)
X.25
VINES
VINES
VINES
VINES
Internet Protocol (VIP)
Internet Control Protocol (ICP)
Address Resolution Protoclol (ARP)
Routing Update Protocol (RTP)
VINES Fragmentation Protocol (FRP)
X.25 HDLC
Network Drivers
802.x Specifications, X.25 network connection
NDIS
Comparison of OSI and
Windows-NT
OSI
Application
Presentation
Session
Transport
Windows-NT
Redirector, Requestor
Named Pipes
TLI Socket Interface
Service Message Block (SMB)
Windows Presentation Manager
NetBIOS
t
NetBIOS Extended User Interface
(NetBEUI)
Transmission Control Protocol
TCP/IP
Network
DataLink
Physical
Network Driver Interface Specification (NDIS)
Network Drivers, 802.x Specifications
802.x Specifications
Comparison of OSI and
Netware Lite
OSI
Application
Netware Lite
Service Advertising
Protocol (SAP)
Presentation
Session
Transport
Network
DataLink
Physical
NetBIOS
Sequence Packet
Exchange (SPX)
Network Lite Applications
Netware Core Protocol
(NCP)
Operating System
Connection
Management
Internet Packet Exchange (IPX)
Link Support Layer (LSL)
Multiple Link Interface Drivers (MLID)
Media
802.x specifications
Token Ring, Ethernet
ARCnet, Appletalk
Comparison of OSI and
Appletalk
OSI
Appletalk
Application
Appleshare File Svcs
Presentation
Appletake Filing Prot
Session
Transport
Network
DataLink
Physical
Appletalk Data Stream
Appleshare Print Services
Postscript
Appletalk Session Protocol
(ASP)
Zone Information Protocol
(ZIP)
Printer Access
Protocol (PAP)
Routing Table Maintenance Protocol (RTMP)
Appletalk Echo Protocol (AEP)
Appletalk Transaction Protocol
Name Binding Protocol
Datagram Delivery Protocol (DDP)
Token Talk Link Access Protocol (TLAP)
EtherTalk Link Access Protocol (ELAP)
802.x
LocalTalk Link Access
(LLAP)
LocalTalk Hardware
Comparison of OSI and TCP/IP
Systems
OSI
Application
TCP/IP
TFTP. BOOTP, NFS-XDR-RPC
SNMP
SMTP, FTP,TELNET
Presentation
Session
Transport
Network
Transmission Control
(TCP)
Universal Datagram
(UDP)
Internet Protocol (IP)
Internet Control Message Protocol (ICMP)
Internet Gateway Message Protocol (IGMP)
Address Resolution Protocol (ARP) and Reverse ARP (RARP)
DataLink
Ethernet - II
Physical
Media
Token Ring
Comparison of OSI and
Windows for Workgroups
OSI
Applicatio
n
Presentation
Session
Transport
Network
DataLink
Physical
Windows for Workgroups
Windows Applications
MS-Windows
MS Windows Presentation Manager
NetBIOS
NetBIOS Extended User
Interface
(NetBEUI)
Network Driver Interface Specification (NDIS)
Network Drivers, 802.x Specifications
802.x Specifications
Summary



NOS provide logical communication support for LANs
Provide application interface between user and
network protocols, hardware and media
NOS available from variety of vendors


Client/server from Novell Netware
Peer-to-peer as in TCP/IP