public key cryptography
... – exactly divisible by G (modulo 2)
– receiver knows G, divides by G. If non-zero remainder:
error detected!
– can detect all burst errors less than r+1 bits
...
... –
Network Layer (3)
... When setting up the virtual circuit, a VC identifier is picked. The router knows where to forward a packet with a certain VC identifier. Each packet will carry the VC identifier, which is much shorter than the full destination address, so allows more efficient table lookup. Resources can also be res ...
... When setting up the virtual circuit, a VC identifier is picked. The router knows where to forward a packet with a certain VC identifier. Each packet will carry the VC identifier, which is much shorter than the full destination address, so allows more efficient table lookup. Resources can also be res ...
IOSR Journal of Computer Science (IOSR-JCE) e-ISSN: 2278-0661, p-ISSN: 2278-8727 PP 42-45 www.iosrjournals.org
... Many complicated key exchange or distribution protocols have been designed, but for MANET, they are restricted by a node’s available resources, dynamic network topology, and limited bandwidth. Efficient key agreement and distribution in MANET is an ongoing research area. Most of the current work is ...
... Many complicated key exchange or distribution protocols have been designed, but for MANET, they are restricted by a node’s available resources, dynamic network topology, and limited bandwidth. Efficient key agreement and distribution in MANET is an ongoing research area. Most of the current work is ...
PPT - University of Surrey
... − A “thing” has the following properties: − It’s usually powered by battery. This implies limited source of energy. − It’s generally small in size and low in cost. This limits their computing capability. − It doesn’t usually perform complicated tasks. ...
... − A “thing” has the following properties: − It’s usually powered by battery. This implies limited source of energy. − It’s generally small in size and low in cost. This limits their computing capability. − It doesn’t usually perform complicated tasks. ...
Introduction
... Building Blocks Nodes: PC, special-purpose hardware… hosts Switches Routers ...
... Building Blocks Nodes: PC, special-purpose hardware… hosts Switches Routers ...
Visualizing Threats: Improved Cyber Security Through Network
... Another significant indicator of compromise is network logins coming from anomalous locations. For example, a UK-based organization with staff located only in Europe would not expect any significant volume of logins from outside that region. Likewise, most users should only access their account from ...
... Another significant indicator of compromise is network logins coming from anomalous locations. For example, a UK-based organization with staff located only in Europe would not expect any significant volume of logins from outside that region. Likewise, most users should only access their account from ...
MOD02_SC
... • Network signal is automatically repeated across every port • Works like a multi-port repeater • Physical star topology; but is implemented as a logical bus topology • Can easily add/remove nodes without disrupting network • Errors and collisions are passed through • Usually uses twisted pair inste ...
... • Network signal is automatically repeated across every port • Works like a multi-port repeater • Physical star topology; but is implemented as a logical bus topology • Can easily add/remove nodes without disrupting network • Errors and collisions are passed through • Usually uses twisted pair inste ...
... Internet. The Internet with the capital I refers to a particular worldwide internet that we will study in the other section] In which the original networks maintain their individuality and continue to function as independent networks Sometimes, the networks to be connected have incompatible characte ...
Internetworking - National Tsing Hua University
... • Connectionless (datagram-based) • Best-effort delivery (unreliable service) ...
... • Connectionless (datagram-based) • Best-effort delivery (unreliable service) ...
Ch02
... Need For Protocol Architecture • E.g. File transfer —Source must activate communication path or inform 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 u ...
... Need For Protocol Architecture • E.g. File transfer —Source must activate communication path or inform 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 u ...
PowerPoint Presentation - No Slide Title
... Hybrid Network Theory and Foundation Hybrid network architecture Hybrid network node capabilities, functions, signaling, and control Hybrid network traffic engineering and network ...
... Hybrid Network Theory and Foundation Hybrid network architecture Hybrid network node capabilities, functions, signaling, and control Hybrid network traffic engineering and network ...
Lecture 1 - Lyle School of Engineering
... Suspected violations reported to the Honor Council by a student or by an instructor will be investigated and, if the evidence warrants it, a hearing will be held by a Board composed of five members of the Honor Council. Suspected cases of academic dishonesty may be either handled privately by the ap ...
... Suspected violations reported to the Honor Council by a student or by an instructor will be investigated and, if the evidence warrants it, a hearing will be held by a Board composed of five members of the Honor Council. Suspected cases of academic dishonesty may be either handled privately by the ap ...
Interconnect Networks - Brock Computer Science
... Standard criteria used by industry: Network diameter = Max. number of hops necessary to link up two most distant processors Network bisection width = Minimum number of links to be severed for a network to be into two halves (give or take one processor) Network bisection bandwidth = Minimum sum ...
... Standard criteria used by industry: Network diameter = Max. number of hops necessary to link up two most distant processors Network bisection width = Minimum number of links to be severed for a network to be into two halves (give or take one processor) Network bisection bandwidth = Minimum sum ...
More on LANS
... – Convert Ethernet signals to digital signal for fiber – Transmit digital signals via fiber optic cable to other modem – Most often used to connect two LANs - typically through a bridge - different buildings – Fiber is a good choice due to low latency and high bandwidth – Extending distance from int ...
... – Convert Ethernet signals to digital signal for fiber – Transmit digital signals via fiber optic cable to other modem – Most often used to connect two LANs - typically through a bridge - different buildings – Fiber is a good choice due to low latency and high bandwidth – Extending distance from int ...
09/24/04
... – Cannot expand network through daisy-chaining – Failure of the backbone cable is catastrophic – Failure of any single node is also catastrophic – No centralized management ...
... – Cannot expand network through daisy-chaining – Failure of the backbone cable is catastrophic – Failure of any single node is also catastrophic – No centralized management ...
CiscoS3C5 - YSU Computer Science & Information Systems
... Routing Protocol Differences • Goals of protocol designer affect operation of resulting routing protocol • Various types of routing protocols – each protocol has different effect on network and router resources • Routing protocols use variety of metrics to ...
... Routing Protocol Differences • Goals of protocol designer affect operation of resulting routing protocol • Various types of routing protocols – each protocol has different effect on network and router resources • Routing protocols use variety of metrics to ...
How Fast Is the Internet - Faculty of Computer Science
... minimum of window advertised by the receiver and the congestion window Congestion window starts at “one packet” ...
... minimum of window advertised by the receiver and the congestion window Congestion window starts at “one packet” ...
Lecture note 5
... • Header checksum: only check the validity of the IP header, not including its data payload. – Why? It needs to be recalculated on every router of the path. So the computation should not be too much. – Also, the transport layer has its own checksum covering the data. ...
... • Header checksum: only check the validity of the IP header, not including its data payload. – Why? It needs to be recalculated on every router of the path. So the computation should not be too much. – Also, the transport layer has its own checksum covering the data. ...
CopySense® Appliance Case Study
... “We looked at other products, but the fact that the CopySense appliance was easy to set-up and easy to use really sold us,” said Warner. “The product monitors and tracks unauthorized P2P traffic on our network and enables us to automatically communicate with offenders. Before using the CopySense app ...
... “We looked at other products, but the fact that the CopySense appliance was easy to set-up and easy to use really sold us,” said Warner. “The product monitors and tracks unauthorized P2P traffic on our network and enables us to automatically communicate with offenders. Before using the CopySense app ...
A COMPUTER - Konsep Sistem Informasi
... • JOB CONTROL LANGUAGE: Allows users to communicate with operating systems ...
... • JOB CONTROL LANGUAGE: Allows users to communicate with operating systems ...
Introduction to Optical Networks
... • Add/drop multiplexers (ADMs):drop/add one or more low-speed streams from/to a high-speed stream, allow the remaining traffic to pass through – Deployed in linear and ring networks ...
... • Add/drop multiplexers (ADMs):drop/add one or more low-speed streams from/to a high-speed stream, allow the remaining traffic to pass through – Deployed in linear and ring networks ...