Ethics, Privacy and Computer Forensics
... An FDDI network with primary and secondary token rings. During normal conditions, only one of the rings is used and data travels in one direction. When a station or a cable segment fails, the traffic loops to form a closed ring, moving data in the opposite direction. ...
... An FDDI network with primary and secondary token rings. During normal conditions, only one of the rings is used and data travels in one direction. When a station or a cable segment fails, the traffic loops to form a closed ring, moving data in the opposite direction. ...
Network Protocols
... devices in an IP network •No two computers on the Internet can have the same IP address ...
... devices in an IP network •No two computers on the Internet can have the same IP address ...
Week 2: Routing vs. Switching
... • 1000BaseCX, LX, SX, T (802.3z, ab) • Full Duplex, Flow Control (802.3x) ...
... • 1000BaseCX, LX, SX, T (802.3z, ab) • Full Duplex, Flow Control (802.3x) ...
Computer Networks
... In token Ring , hub is called Multistation Access Unit(MAU). 38. What is the difference between routable and non- routable protocols? Routable protocols can work with a router and can be used to build large networks. Non-Routable protocols are designed to work on small, local networks and cannot be ...
... In token Ring , hub is called Multistation Access Unit(MAU). 38. What is the difference between routable and non- routable protocols? Routable protocols can work with a router and can be used to build large networks. Non-Routable protocols are designed to work on small, local networks and cannot be ...
Transmission Methods
... Many protocols are included within each layer – they are independent from other layers Protocols within each layer address a specific set of interrelated transmission functions For example: HDLC: layer 2, IP: layer 3, X.25: layer 4, FTP: layer 5, X.400: layer 6 Layered approach enables using dif ...
... Many protocols are included within each layer – they are independent from other layers Protocols within each layer address a specific set of interrelated transmission functions For example: HDLC: layer 2, IP: layer 3, X.25: layer 4, FTP: layer 5, X.400: layer 6 Layered approach enables using dif ...
The Data Link Layer
... – Begin and end with a flag byte “01111110” – Prevent a flag from appearing in data by bit stuffing. – Bit stuffing: inserting 0 after five continuous bit “1” data appear. ...
... – Begin and end with a flag byte “01111110” – Prevent a flag from appearing in data by bit stuffing. – Bit stuffing: inserting 0 after five continuous bit “1” data appear. ...
The Internet and the World Wide Web
... Time To Live (TTL) Checksum Data being transmitted (000110100100101…) ...
... Time To Live (TTL) Checksum Data being transmitted (000110100100101…) ...
Chapter 2 Protocols and Architecture
... network of destination —Source must check destination is prepared to receive —File transfer application on source must check destination file management system will accept and store file for his user —May need file format translation ...
... network of destination —Source must check destination is prepared to receive —File transfer application on source must check destination file management system will accept and store file for his user —May need file format translation ...
The TCP/IP reference model and OSI reference model IPv4 vs. IPv6
... TCP/IP DEFINED Transmission Control Protocol/Internet Protocol (TCP/IP) is an industry standard suite of protocols that computers use to find, access, and communicate with each other over a transmission medium. A protocol is a set of standards and rules that need to be followed. In the case of netwo ...
... TCP/IP DEFINED Transmission Control Protocol/Internet Protocol (TCP/IP) is an industry standard suite of protocols that computers use to find, access, and communicate with each other over a transmission medium. A protocol is a set of standards and rules that need to be followed. In the case of netwo ...
Why to learn OSI reference Model?
... • This is the layer with which users have direct interface. At the transmitting computer the message originates at this layer and at the destination computer the message is finally received by this layer and presented to the user in desired format. The data packets at the application layer are known ...
... • This is the layer with which users have direct interface. At the transmitting computer the message originates at this layer and at the destination computer the message is finally received by this layer and presented to the user in desired format. The data packets at the application layer are known ...
Layer One Networking
... Adapts to star wiring and hub systems Trend in modern LAN installations New technologies adapt to it ...
... Adapts to star wiring and hub systems Trend in modern LAN installations New technologies adapt to it ...
Name: Leo Mendoza WAN (used to be slow, noisy)
... (guaranteed bandwidth, minimal delay). Dialup Services - circuit switched data (connection made when cust dials out). +: Flexibility Packet Data Services (packet-switched data) - customer gets access line to connect them to closest packet switch. +: flexibility (no prereserved bandwidth), cost IP Ad ...
... (guaranteed bandwidth, minimal delay). Dialup Services - circuit switched data (connection made when cust dials out). +: Flexibility Packet Data Services (packet-switched data) - customer gets access line to connect them to closest packet switch. +: flexibility (no prereserved bandwidth), cost IP Ad ...
EEE521 - Universiti Sains Malaysia
... answers on a piece of paper The lecture will read the questions and announce the duration given for the groups to discuss and arrive at their agreed choice of answer When the duration is over, the lecturer will immediately proceed to the next question. There will be no repeat display of any question ...
... answers on a piece of paper The lecture will read the questions and announce the duration given for the groups to discuss and arrive at their agreed choice of answer When the duration is over, the lecturer will immediately proceed to the next question. There will be no repeat display of any question ...
802.11 frame - Department of Computer and Information Science
... allow sender to “reserve” channel rather than random access of data frames: avoid collisions of long data frames sender first transmits small request-to-send (RTS) packets to BS using CSMA RTS may still collide with each other (but they’re short) BS broadcasts clear-to-send (CTS) in response to RTS ...
... allow sender to “reserve” channel rather than random access of data frames: avoid collisions of long data frames sender first transmits small request-to-send (RTS) packets to BS using CSMA RTS may still collide with each other (but they’re short) BS broadcasts clear-to-send (CTS) in response to RTS ...
Week 5 Link Layer & Local Area Networking
... Asynchronous Transfer Mode is a cell relay network protocol which encodes data traffic into small fixed sized (53 byte) cells instead of variable sized packets as in packet-switched networks (such as IP or Ethernet) ATM was intended to provide a single unified networking standard that could supp ...
... Asynchronous Transfer Mode is a cell relay network protocol which encodes data traffic into small fixed sized (53 byte) cells instead of variable sized packets as in packet-switched networks (such as IP or Ethernet) ATM was intended to provide a single unified networking standard that could supp ...
Lecture 3 unit 1 - Dr. Rajiv Srivastava
... along networks. A router is connected to at least two networks, commonly two LANs or WANs or a LAN and its ISP's network. Routers are located at gateways, the places where two or more networks are connected. • Routers use headers and forwarding tables to determine the best path for forwarding the pa ...
... along networks. A router is connected to at least two networks, commonly two LANs or WANs or a LAN and its ISP's network. Routers are located at gateways, the places where two or more networks are connected. • Routers use headers and forwarding tables to determine the best path for forwarding the pa ...
Introduction to TCP/IP networking
... – Layer 4 : Transport – TCP/UDP – Layer 5 : Session – Layer 6 : Presentation – Layer 7 : Application You don’t need to know the layers just the idea that it is layered ...
... – Layer 4 : Transport – TCP/UDP – Layer 5 : Session – Layer 6 : Presentation – Layer 7 : Application You don’t need to know the layers just the idea that it is layered ...
28-roundup
... • (1) Physical: transmission of a bit stream. • (2) Data link: flow control, framing, error detection. • (3) Network: switching and routing. • (4) Transport: reliable end to end delivery. • (5) Session: managing logical connections. • (6) Presentation: data transformations. • (7) Application: specif ...
... • (1) Physical: transmission of a bit stream. • (2) Data link: flow control, framing, error detection. • (3) Network: switching and routing. • (4) Transport: reliable end to end delivery. • (5) Session: managing logical connections. • (6) Presentation: data transformations. • (7) Application: specif ...