Network Layer
... provides only the functions that are necessary to deliver a packet from a source to a destination over an interconnected system of networks. The protocol was not designed to track and manage the flow of packets. These functions are performed by other protocols in other layers. IPv4 basic characteris ...
... provides only the functions that are necessary to deliver a packet from a source to a destination over an interconnected system of networks. The protocol was not designed to track and manage the flow of packets. These functions are performed by other protocols in other layers. IPv4 basic characteris ...
Wireless LAN and IEEE 802.11
... allocated time slots serially. – Access in the uplink direction is by TDMA. – TDD : time division duplexing in which the uplink and downlink share a same channel but do not transmit simultaneously. ...
... allocated time slots serially. – Access in the uplink direction is by TDMA. – TDD : time division duplexing in which the uplink and downlink share a same channel but do not transmit simultaneously. ...
Pre-list
... signal over electrical signal over lines/cables and convert those on/off electric signals back to information based on the same rules. It can tolerate low-quality transmission because relative high signals are also considered as “on” and relative low signals are treated as “off”. ...
... signal over electrical signal over lines/cables and convert those on/off electric signals back to information based on the same rules. It can tolerate low-quality transmission because relative high signals are also considered as “on” and relative low signals are treated as “off”. ...
Common Hardware Requirements for Computer Networking
... networks such as the telephone system. At one end, modems convert the digital pulses to audible tones and convert audio tones back to digital pulses at the other. ...
... networks such as the telephone system. At one end, modems convert the digital pulses to audible tones and convert audio tones back to digital pulses at the other. ...
Understanding the Internet`s Underlying Architecture
... Hubs: Link groups of computers together Bridges: Link Local Area Networks (LAN) Gateways: Similar to bridges but translate data from one type to another Repeaters: Amplify data signals for long distance transmission Routers: Transmit data packets between two different networks ...
... Hubs: Link groups of computers together Bridges: Link Local Area Networks (LAN) Gateways: Similar to bridges but translate data from one type to another Repeaters: Amplify data signals for long distance transmission Routers: Transmit data packets between two different networks ...
How the Internet works
... the network of telephone lines, and wanted (and had) complete control over their use – good aspect of design: • old handsets did not need electrical power • energy for dial-tone and speakers came from phone line • phones would work even if power knocked out in electrical ...
... the network of telephone lines, and wanted (and had) complete control over their use – good aspect of design: • old handsets did not need electrical power • energy for dial-tone and speakers came from phone line • phones would work even if power knocked out in electrical ...
IST346: Services - Syracuse University
... Unify a set of workstations into a distributed computing environment, since they share common resources. Typical environments have several services, and services often depend on other services. Some services are simple, and have no interaction’s on the user’s part. (network time, or NTP for example) ...
... Unify a set of workstations into a distributed computing environment, since they share common resources. Typical environments have several services, and services often depend on other services. Some services are simple, and have no interaction’s on the user’s part. (network time, or NTP for example) ...
Networking Concepts An Introduction to
... the largest or most significant digit is to the left. Digits in binary numbers have the special name, bit. The name bit is a contraction of binary and digit. In the computing world, we often refer to a grouping of 8 bits and call it a byte. In this course, we'll work exclusively with binary numbers ...
... the largest or most significant digit is to the left. Digits in binary numbers have the special name, bit. The name bit is a contraction of binary and digit. In the computing world, we often refer to a grouping of 8 bits and call it a byte. In this course, we'll work exclusively with binary numbers ...
What is a Network?
... The original Ethernet standard was developed in 1983 and had a maximum speed of 10 Mbps (phenomonal at the time). The Ethernet protocol allows for bus, star, or tree topologies, depending on the type of cables used and other factors . The current standard at the 10 Mbps level is 10BaseT. The "10" st ...
... The original Ethernet standard was developed in 1983 and had a maximum speed of 10 Mbps (phenomonal at the time). The Ethernet protocol allows for bus, star, or tree topologies, depending on the type of cables used and other factors . The current standard at the 10 Mbps level is 10BaseT. The "10" st ...
Lecture 6: Vector
... Connectionless • Connectionless: every package of information must have an address => packets – Each package is routed to its destination by looking at its address – Analogy, the postal system (sending a letter) – also called “Statistical multiplexing” – Note: “Split phase buses” are sending packets ...
... Connectionless • Connectionless: every package of information must have an address => packets – Each package is routed to its destination by looking at its address – Analogy, the postal system (sending a letter) – also called “Statistical multiplexing” – Note: “Split phase buses” are sending packets ...
An introduction to Network Analyzers
... Secure Shell (SSH): headers are not encrypted Secure Sockets Layer (SSL): high network level packet ...
... Secure Shell (SSH): headers are not encrypted Secure Sockets Layer (SSL): high network level packet ...
ppt
... – Queuing: statistical multiplexing works – Control: TCP congestion control works – Optimization: TCP maximizes aggregate utility ...
... – Queuing: statistical multiplexing works – Control: TCP congestion control works – Optimization: TCP maximizes aggregate utility ...
Part I: Introduction - University of Pittsburgh
... CD – detect collision while sending and cancel it CA – avoid collision by getting permission first Ethernet and Wi-Fi? ...
... CD – detect collision while sending and cancel it CA – avoid collision by getting permission first Ethernet and Wi-Fi? ...
Network Technology and the 5000 Series
... and child domains. • There are often more than one DNS servers for a domain - both have the same information - it is so the network will still operate if one fails. ...
... and child domains. • There are often more than one DNS servers for a domain - both have the same information - it is so the network will still operate if one fails. ...
Link Layer - Instituto Tecnológico de Morelia
... use, I only ask the following: if you use these slides (e.g., in a class) in substantially unaltered form, that you mention their source. ...
... use, I only ask the following: if you use these slides (e.g., in a class) in substantially unaltered form, that you mention their source. ...
slides
... – One of many compe;ng physical layers – Most popular, but others s;ll important • Eg for long-‐haul cables ...
... – One of many compe;ng physical layers – Most popular, but others s;ll important • Eg for long-‐haul cables ...
Routing Protocols & Troubleshooting the Network Semester 2
... routers in network, example: IP default-network 152.43.0.0 ...
... routers in network, example: IP default-network 152.43.0.0 ...
Packet switched
... Based on a digital stream that viewing console could be anywhere on the planet ...
... Based on a digital stream that viewing console could be anywhere on the planet ...
Network services - University of Vermont
... BSAD 146, Introduction to Networking School of Business Administration University of Vermont Sources: 1) Dean (2012), Network+ Guide to Networks, 6th Edition ...
... BSAD 146, Introduction to Networking School of Business Administration University of Vermont Sources: 1) Dean (2012), Network+ Guide to Networks, 6th Edition ...
Computer Networking
... –The Mask tells us which part of RICKGRAZIANI is the first name (F) and which part is the last name ...
... –The Mask tells us which part of RICKGRAZIANI is the first name (F) and which part is the last name ...
PowerPoint Slides
... hardware connections and byte-stream encoding for transmission. It is the only layer that involves a physical transfer of information between network nodes. ...
... hardware connections and byte-stream encoding for transmission. It is the only layer that involves a physical transfer of information between network nodes. ...