Lecture 4
... receives it. Bus networks can use either peerto-peer or client/server architectures. • Data exchange protocols for most bus networks use Ethernet, a proprietary technology which transmits data at between 10 and 1000 megabits per second. One problem is data collision, when two devices transmit at the ...
... receives it. Bus networks can use either peerto-peer or client/server architectures. • Data exchange protocols for most bus networks use Ethernet, a proprietary technology which transmits data at between 10 and 1000 megabits per second. One problem is data collision, when two devices transmit at the ...
TR_BYU_NCL-2003-3
... been the focus of much recent research, but without security at the lower layers, computer networks are left vulnerable to attack. Security features for routing protocols such as the Border Gateway Protocol (BGP) [15] and the Open Shortest Path First (OSPF) protocol [11] have been proposed [12–14, 1 ...
... been the focus of much recent research, but without security at the lower layers, computer networks are left vulnerable to attack. Security features for routing protocols such as the Border Gateway Protocol (BGP) [15] and the Open Shortest Path First (OSPF) protocol [11] have been proposed [12–14, 1 ...
MSP Platform Presenation
... In order to secure economic and social growth of the region, the S.E.European PTTs should co-operate very closely together and implement fast – Adequate national cable infrastructure – Adequate cross-border cable infrastructure ...
... In order to secure economic and social growth of the region, the S.E.European PTTs should co-operate very closely together and implement fast – Adequate national cable infrastructure – Adequate cross-border cable infrastructure ...
Introduction to Artificial Neural Networks
... e.g. extract from a database the names of those most likely to buy a particular product. ...
... e.g. extract from a database the names of those most likely to buy a particular product. ...
TCP Review - Stanford University
... • Routers try to provide fairness, high throughput, and low delay • Fair Queuing – provide each flow an equal portion – Packets placed in per flow FIFO – Calculate Fi for each packet, or time it would complete being transmitted if we served just that flow – Next packet to transmit is one with lowest ...
... • Routers try to provide fairness, high throughput, and low delay • Fair Queuing – provide each flow an equal portion – Packets placed in per flow FIFO – Calculate Fi for each packet, or time it would complete being transmitted if we served just that flow – Next packet to transmit is one with lowest ...
Network Adapters (continued)
... Express, which specifies a 64-bit bus with a 133MHz clock speed capable of transferring data at up to 500 MBps in full-duplex transmission ...
... Express, which specifies a 64-bit bus with a 133MHz clock speed capable of transferring data at up to 500 MBps in full-duplex transmission ...
Multiple Processor Systems
... Very broad definition – Collection of independent, interconnected processors that communicate and coordinate through msg exchanges – … appears to its users as a single coherent system ...
... Very broad definition – Collection of independent, interconnected processors that communicate and coordinate through msg exchanges – … appears to its users as a single coherent system ...
CEN 4007C Computer Networks Fundamentals Instructor
... 8. (4 points) Suppose you purchase a wireless router and connect it to your cable modem. Also suppose that your ISP dynamically assigns your connected device (that is, your wireless router) one IP address. Also suppose that you have five PCs at home that use 802.11 to wirelessly connect to your wire ...
... 8. (4 points) Suppose you purchase a wireless router and connect it to your cable modem. Also suppose that your ISP dynamically assigns your connected device (that is, your wireless router) one IP address. Also suppose that you have five PCs at home that use 802.11 to wirelessly connect to your wire ...
Understanding the Basic of Computer Network
... • Modern switches build a port map of all IP address which respond on each port, and only broadcasts on all ports when it doesn't have a packet's target IP address already in its port map. ...
... • Modern switches build a port map of all IP address which respond on each port, and only broadcasts on all ports when it doesn't have a packet's target IP address already in its port map. ...
CCNA 2
... EIGRP activated only for the specific subnets in the domain. Branch1 propagates EIGRP routing information about all its directly connected networks. ...
... EIGRP activated only for the specific subnets in the domain. Branch1 propagates EIGRP routing information about all its directly connected networks. ...
ppt
... origination and useful life time [assumes sync’d clocks] source, destination, and respond-to EIDs Options: return receipt, “traceroute”-like function, alternative reply-to field, custody transfer • fragmentation capability • overlay atop TCP/IP or other (link) layers [layer ‘agnostic’] ...
... origination and useful life time [assumes sync’d clocks] source, destination, and respond-to EIDs Options: return receipt, “traceroute”-like function, alternative reply-to field, custody transfer • fragmentation capability • overlay atop TCP/IP or other (link) layers [layer ‘agnostic’] ...
Data Communications and Computer Networks Chapter 10
... What can we do to reduce or eliminate network congestion? An application can observe its own traffic and notice if packets are disappearing. If so, there may be congestion. This is called implicit congestion control. The network can inform its applications that congestion has occurred and the applic ...
... What can we do to reduce or eliminate network congestion? An application can observe its own traffic and notice if packets are disappearing. If so, there may be congestion. This is called implicit congestion control. The network can inform its applications that congestion has occurred and the applic ...
A Survey of Secure Wireless Ad Hoc Routing
... 4. When the first ROUTE REQUEST from a route discovery reaches the target, the target signs a ROUTE REPLY and sends it to the node from which it received the REQUEST. the target D returns a signed ROUTE REPLY to the previous hop C ...
... 4. When the first ROUTE REQUEST from a route discovery reaches the target, the target signs a ROUTE REPLY and sends it to the node from which it received the REQUEST. the target D returns a signed ROUTE REPLY to the previous hop C ...
Things we didn`t get to talk about
... • Hypervisor encapsulates the frame in a UDP datagram – VXLAN: Virtual Extensible LAN – Layer 2 over Layer 3 encapsulation ...
... • Hypervisor encapsulates the frame in a UDP datagram – VXLAN: Virtual Extensible LAN – Layer 2 over Layer 3 encapsulation ...
A Network is - Personal.psu.edu
... formation; hybrid combinations of these patterns are also possible ...
... formation; hybrid combinations of these patterns are also possible ...
L046027479
... omnidirectional antenna MANET and with that of SAS according to three performance metrics Bit Error Rate (BER) and Throughput. Bit Error Rate: the number of bit errors divided by the total number of transferred bits during a studied time interval. BER is a unitless performance measure, often expre ...
... omnidirectional antenna MANET and with that of SAS according to three performance metrics Bit Error Rate (BER) and Throughput. Bit Error Rate: the number of bit errors divided by the total number of transferred bits during a studied time interval. BER is a unitless performance measure, often expre ...
Introduction - Ceng Anadolu
... • Packet Forwarding: How does a packet sent from host A to host E make it to host E? – Recall that within a LAN, this was achieved transparently by bridges/switches, with each bridge building a forwarding table with respect to MAC addresses on the fly – We need a similar “path determination” algorit ...
... • Packet Forwarding: How does a packet sent from host A to host E make it to host E? – Recall that within a LAN, this was achieved transparently by bridges/switches, with each bridge building a forwarding table with respect to MAC addresses on the fly – We need a similar “path determination” algorit ...
Tutorial_Part3_final - Bioinfo-casl
... Computes a comprehensive set of simple and complex topological parameters ...
... Computes a comprehensive set of simple and complex topological parameters ...
Exploiting System Diversity in Peer-to
... for a convergecast delivery based publish-subscribe system RANS framework provides realistic and deterministic simulation to study system diversity at large scales Rappel exploits both interest and network diversity via the use of locality to improve fairness and system performance ...
... for a convergecast delivery based publish-subscribe system RANS framework provides realistic and deterministic simulation to study system diversity at large scales Rappel exploits both interest and network diversity via the use of locality to improve fairness and system performance ...
basics
... Fault-tolerance to component failures Support multiple types of services Interoperate with different technologies Allow distributed management Be cost effective (ie sharing) Be easily extendible Resources and entities must be accountable (for security purpose) ...
... Fault-tolerance to component failures Support multiple types of services Interoperate with different technologies Allow distributed management Be cost effective (ie sharing) Be easily extendible Resources and entities must be accountable (for security purpose) ...
ATM
... Assume 2 BUS topology networks connected by router. The router is the gateway for each network to the other one. Station (1.1) will send data to station 2.3. Next Hop station is the first station will receive the data from the Tx. Interface is the station in the network domain that will send to the ...
... Assume 2 BUS topology networks connected by router. The router is the gateway for each network to the other one. Station (1.1) will send data to station 2.3. Next Hop station is the first station will receive the data from the Tx. Interface is the station in the network domain that will send to the ...
Business Data Communications and Networking
... In the early 1990s, commercial networks began connecting into these networks, opening it to commercial traffic. ...
... In the early 1990s, commercial networks began connecting into these networks, opening it to commercial traffic. ...
Wireless LAN and IEEE 802.11
... Physical layer actually handles the transmission between the nodes. Transmission can be direct sequence spread spectrum ,frequencyhopping spread spectrum or infrared pulse position modulation. Data rates of 1Mbps or 2Mbps. Infrared is consider more secure to eavesdropping, because IR transmission re ...
... Physical layer actually handles the transmission between the nodes. Transmission can be direct sequence spread spectrum ,frequencyhopping spread spectrum or infrared pulse position modulation. Data rates of 1Mbps or 2Mbps. Infrared is consider more secure to eavesdropping, because IR transmission re ...
Congestion Control Algorithm - Computer Science and Engineering
... DHX: Data link Header for network X DTX: Data link Trailer for network X IP : Internet Protocol header TH : Transport Header ...
... DHX: Data link Header for network X DTX: Data link Trailer for network X IP : Internet Protocol header TH : Transport Header ...