Lecture 1: Course Introduction and Overview
... – Latency: speed of light in wire is 1.5ns/foot, which implies latency in building < 1 μs (if no routers in path) – Throughput: 10-1000Mb/s – Throughput delay: packet doesn’t arrive until all bits ...
... – Latency: speed of light in wire is 1.5ns/foot, which implies latency in building < 1 μs (if no routers in path) – Throughput: 10-1000Mb/s – Throughput delay: packet doesn’t arrive until all bits ...
IOSR Journal of Computer Engineering (IOSR-JCE)
... DHT is able to achieve two of our most important wishes. DHT is the distributed data structures to clutch the key and the value as couples in the entirely distributed way. It as well set each key-value pair barely on the single or narrow node. To make a decision on which node an correct pair have to ...
... DHT is able to achieve two of our most important wishes. DHT is the distributed data structures to clutch the key and the value as couples in the entirely distributed way. It as well set each key-value pair barely on the single or narrow node. To make a decision on which node an correct pair have to ...
Chapter 7: Computer Networks, the Internet, and the World Wide Web
... Implements the end-user services provided by a network ...
... Implements the end-user services provided by a network ...
Network Layers
... OSI model is useful in describing networks, but protocols are too general TCP/IP model is weak, but protocols are specific and widely used ...
... OSI model is useful in describing networks, but protocols are too general TCP/IP model is weak, but protocols are specific and widely used ...
Corinex AV200 Powerline Ethernet Adapter
... eliminates usage barriers, while requiring no additional wiring. It is highly integrated, and requires no external electronic components. The Corinex AV200 Powerline Adapter: • Enables users to connect individual PCs or other devices with Ethernet communications links into a local area network throu ...
... eliminates usage barriers, while requiring no additional wiring. It is highly integrated, and requires no external electronic components. The Corinex AV200 Powerline Adapter: • Enables users to connect individual PCs or other devices with Ethernet communications links into a local area network throu ...
Quantifying disincentives in P2P Systems
... known hosts that are almost always available. 3. The user uses an application that adheres to the Gnutella protocol. Each instance of this application is called a peer. A peer can act as a client (consumer of information) or server (a supplier of information). 4. Peers broadcast query messages for a ...
... known hosts that are almost always available. 3. The user uses an application that adheres to the Gnutella protocol. Each instance of this application is called a peer. A peer can act as a client (consumer of information) or server (a supplier of information). 4. Peers broadcast query messages for a ...
6LoWPAN adaptation layer (cont.)
... LOAD does not use the precursor list of AODV in order to simplify the routing table structure. In LOAD, when there is a link break, the upstream node of the link break may try to repair the route locally by using route discovery mechanism in LOAD whereby broadcasted Route Request (RREQ) and unic ...
... LOAD does not use the precursor list of AODV in order to simplify the routing table structure. In LOAD, when there is a link break, the upstream node of the link break may try to repair the route locally by using route discovery mechanism in LOAD whereby broadcasted Route Request (RREQ) and unic ...
MS Word - WIDE Project
... stream consumes 25Mbps of network bandwidth over IEEE1394 bus. It is not difficult to ensure end-to-end throughput for DV stream on LAN environment, both on unicast and multicast connection. This LAN infrastructure enables remote video editing system across broadcast station and campus wide video di ...
... stream consumes 25Mbps of network bandwidth over IEEE1394 bus. It is not difficult to ensure end-to-end throughput for DV stream on LAN environment, both on unicast and multicast connection. This LAN infrastructure enables remote video editing system across broadcast station and campus wide video di ...
Games and the Impossibility of Realizable Ideal Functionality
... If packets are lost, assume congestion Reduce transmission rate by half, repeat If loss stops, increase rate very slowly Design assumes routers blindly obey this policy ...
... If packets are lost, assume congestion Reduce transmission rate by half, repeat If loss stops, increase rate very slowly Design assumes routers blindly obey this policy ...
Transport Layer Support for Highly Available Network Services
... “pull” routing info (similar to Directed Diffusion[Estrin’99]): “push” routing info (similar to SPIN[Heinzelman’99]) Compare their performance using a SM network simulator ...
... “pull” routing info (similar to Directed Diffusion[Estrin’99]): “push” routing info (similar to SPIN[Heinzelman’99]) Compare their performance using a SM network simulator ...
Module 11: TCP/IP Transport and Application Layer
... Registered port numbers are those registered for vendor-specific applications. Most of these are above 1024. ...
... Registered port numbers are those registered for vendor-specific applications. Most of these are above 1024. ...
Switching and Forwarding
... • Examples of virtual circuit technologies: – X.25 - packet-switching technology which was designed for transmitting analog data such as voice conversations. – Frame Relay – construct virtual private network (VPNs). – asynchronous transfer mode (ATM) ...
... • Examples of virtual circuit technologies: – X.25 - packet-switching technology which was designed for transmitting analog data such as voice conversations. – Frame Relay – construct virtual private network (VPNs). – asynchronous transfer mode (ATM) ...
Troubleshooting Slow Browsing
... 2. Execute a trace route command to any host on the Internet to find out where the packet loss is taking place. For example, here, we have executed the tracert command to 8.8.8.8 from a windows machine. ...
... 2. Execute a trace route command to any host on the Internet to find out where the packet loss is taking place. For example, here, we have executed the tracert command to 8.8.8.8 from a windows machine. ...
this PDF file
... 0…9 and A…F. For every byte of information, two communication-bytes are used because every communication-byte can only define 4 bits in the hexadecimal system [7]. • Distributed network protocol (DNP3): To recover historical data and record incidents, DNP3 is used as it is a reliable and practical c ...
... 0…9 and A…F. For every byte of information, two communication-bytes are used because every communication-byte can only define 4 bits in the hexadecimal system [7]. • Distributed network protocol (DNP3): To recover historical data and record incidents, DNP3 is used as it is a reliable and practical c ...
RPC Components Component Description Client or server process
... Configures hard disk drives and volumes. Administrative Service Transmits net send and Alerter service messages between clients and servers. This Messenger service is not related to Windows Messenger. Microsoft Software Manages software-based volume shadow copies taken by the Volume Shadow Shadow Co ...
... Configures hard disk drives and volumes. Administrative Service Transmits net send and Alerter service messages between clients and servers. This Messenger service is not related to Windows Messenger. Microsoft Software Manages software-based volume shadow copies taken by the Volume Shadow Shadow Co ...
Lecture 24: IP Routing
... links to get from A to B But A and B don’t know how to do this …so in reality the packets and message are navigated through the network… …by the network This is Routing ...
... links to get from A to B But A and B don’t know how to do this …so in reality the packets and message are navigated through the network… …by the network This is Routing ...
Performance Evaluation of VoIP and TCP over wireless networks
... access of data frames: avoid collisions of long data frames • sender first transmits small request-to-send (RTS) packets to AP using CSMA – RTSs may still collide with each other (but they’re short) • AP broadcasts clear-to-send CTS in response to RTS • CTS heard by all nodes – sender transmits data ...
... access of data frames: avoid collisions of long data frames • sender first transmits small request-to-send (RTS) packets to AP using CSMA – RTSs may still collide with each other (but they’re short) • AP broadcasts clear-to-send CTS in response to RTS • CTS heard by all nodes – sender transmits data ...
Data Link Layer
... • Transfer data from the network layer of one machine to the network layer of another machine. • Convert the raw bit stream of the physical layer into groups of bits (“frames”). • Perform flow control between sender and receiver. Network ...
... • Transfer data from the network layer of one machine to the network layer of another machine. • Convert the raw bit stream of the physical layer into groups of bits (“frames”). • Perform flow control between sender and receiver. Network ...
IPv4 Addressing - User Web Areas at the University of York
... Or at least it does now. Originally it belonged to Fort Bragg's packet radio network. One military camp, with one network, and the rights to 0.4% of all the IP addresses in the world. It’s enough to make the Chinese weep. ...
... Or at least it does now. Originally it belonged to Fort Bragg's packet radio network. One military camp, with one network, and the rights to 0.4% of all the IP addresses in the world. It’s enough to make the Chinese weep. ...
Slide 1
... Subnet Masks (VLSM) unless all subnet masks are the same! • Classful routing protocols can only route for specific subnets, if all subnet masks are the same! • Classless routing protocols (RIPv2, EIGRP, OSPF) support classless address and VLSM by sending subnet mask information as well as network in ...
... Subnet Masks (VLSM) unless all subnet masks are the same! • Classful routing protocols can only route for specific subnets, if all subnet masks are the same! • Classless routing protocols (RIPv2, EIGRP, OSPF) support classless address and VLSM by sending subnet mask information as well as network in ...
Network protector relay providing a close function
... started. Thus, the setpoint change is implemented such that the reduced Vm‘ 142 setting (e.g., Without limitation, less than about 100 mV) replaces the normal Vm 140 setting (e.g., Without limitation, about 1 V) for just a relatively short time duration (e.g., Without limitation, about 30 s). If the ...
... started. Thus, the setpoint change is implemented such that the reduced Vm‘ 142 setting (e.g., Without limitation, less than about 100 mV) replaces the normal Vm 140 setting (e.g., Without limitation, about 1 V) for just a relatively short time duration (e.g., Without limitation, about 30 s). If the ...
A secure routing protocol for ad hoc networks
... Ad hoc wireless networks assume no pre-deployed infrastructure is available for routing packets end-to-end in a network, and instead rely on intermediary peers. Securing ad hoc routing presents challenges because each user brings to the network their own mobile unit, without the centralized policy o ...
... Ad hoc wireless networks assume no pre-deployed infrastructure is available for routing packets end-to-end in a network, and instead rely on intermediary peers. Securing ad hoc routing presents challenges because each user brings to the network their own mobile unit, without the centralized policy o ...