Intrusion Detection in Wireless Sensor Networks
... Wireless sensor networks (WSN) Security in WSN Background on intrusion detection Intrusion detection in WSN • Types of attacks • Intrusion detection components ...
... Wireless sensor networks (WSN) Security in WSN Background on intrusion detection Intrusion detection in WSN • Types of attacks • Intrusion detection components ...
Network Forensics Tracking Hackers Through Cyberspace.
... First station to detect overlapping signals sends out a jamming signal (detection) • Resend packets at random time increments ...
... First station to detect overlapping signals sends out a jamming signal (detection) • Resend packets at random time increments ...
3-Physical+logical toplogy
... – Connections is established between two nodes – Information is sent from node 1 to node 2 – Connection is broken between node 1 and node 2 – Node 2 stored and forward the information it received to node 3 • Nodes need to have enough resources: memory and processing to store and forward data ...
... – Connections is established between two nodes – Information is sent from node 1 to node 2 – Connection is broken between node 1 and node 2 – Node 2 stored and forward the information it received to node 3 • Nodes need to have enough resources: memory and processing to store and forward data ...
Chapter 4. Network Layer
... queuing: if datagrams arrive faster than forwarding rate into switch fabric Network Layer 4-29 ...
... queuing: if datagrams arrive faster than forwarding rate into switch fabric Network Layer 4-29 ...
4G Neighborhood Area Networks
... propagation predictability, and higher link margins, while encompassing ~100-200 premises for acceptable costscaling. The small-cell characteristics optimally-balance throughput/link and premises-passed costs mimicking node “reach” and size of cable, VDSL, or fiber neighborhood-serving facilities. L ...
... propagation predictability, and higher link margins, while encompassing ~100-200 premises for acceptable costscaling. The small-cell characteristics optimally-balance throughput/link and premises-passed costs mimicking node “reach” and size of cable, VDSL, or fiber neighborhood-serving facilities. L ...
Networking-1
... Network communications protocols are developed using the Open System Interconnection (OSI) model. An ISO standard for worldwide communications. The OSI model defines a framework for implementing protocols in seven distinct layers. Each layer makes use of the services of the layer below it to provide ...
... Network communications protocols are developed using the Open System Interconnection (OSI) model. An ISO standard for worldwide communications. The OSI model defines a framework for implementing protocols in seven distinct layers. Each layer makes use of the services of the layer below it to provide ...
Wireless Communications: Networking and - Assets
... perform specific functions and services such as synchronization, addressing, sequencing, flow control, and error detection. More than that, the PDU can be changed at the same layer as the message passes different network interfaces. Each OSI layer is defined by a peer-to-peer protocol that operates acr ...
... perform specific functions and services such as synchronization, addressing, sequencing, flow control, and error detection. More than that, the PDU can be changed at the same layer as the message passes different network interfaces. Each OSI layer is defined by a peer-to-peer protocol that operates acr ...
Wireless Communications: Networking and Management - Beck-Shop
... perform specific functions and services such as synchronization, addressing, sequencing, flow control, and error detection. More than that, the PDU can be changed at the same layer as the message passes different network interfaces. Each OSI layer is defined by a peer-to-peer protocol that operates acr ...
... perform specific functions and services such as synchronization, addressing, sequencing, flow control, and error detection. More than that, the PDU can be changed at the same layer as the message passes different network interfaces. Each OSI layer is defined by a peer-to-peer protocol that operates acr ...
Chapter4_1
... Physical layer: bit-level reception Data link layer: e.g., Ethernet see chapter 5 ...
... Physical layer: bit-level reception Data link layer: e.g., Ethernet see chapter 5 ...
Addressing - Suraj @ LUMS
... IEEE as G/L bit IEEE sets G/L = 0 when giving out the blocks of addresses Addresses with G/L = 1 can be used without paying IEEE but the network administrator is responsible to assign addresses such that there is no collision This leaves with 222 unique OUIs ...
... IEEE as G/L bit IEEE sets G/L = 0 when giving out the blocks of addresses Addresses with G/L = 1 can be used without paying IEEE but the network administrator is responsible to assign addresses such that there is no collision This leaves with 222 unique OUIs ...
Chapter 4 slides - University of Massachusetts Lowell
... “elastic” service, no strict strict timing, reliability timing req. requirements “smart” end systems need for guaranteed (computers) service can adapt, perform “dumb” end systems control, error recovery telephones simple inside network, complexity inside complexity at “edge” networ ...
... “elastic” service, no strict strict timing, reliability timing req. requirements “smart” end systems need for guaranteed (computers) service can adapt, perform “dumb” end systems control, error recovery telephones simple inside network, complexity inside complexity at “edge” networ ...
4G Neighborhood Area Networks
... propagation predictability, and higher link margins, while encompassing ~100-200 premises for acceptable costscaling. The small-cell characteristics optimally-balance throughput/link and premises-passed costs mimicking node “reach” and size of cable, VDSL, or fiber neighborhood-serving facilities. L ...
... propagation predictability, and higher link margins, while encompassing ~100-200 premises for acceptable costscaling. The small-cell characteristics optimally-balance throughput/link and premises-passed costs mimicking node “reach” and size of cable, VDSL, or fiber neighborhood-serving facilities. L ...
Chapter 13
... • Relatively simple, capable of storing large amounts of data, at least partially automated • On relatively small networks, standalone tape drives may be attached to each server • On large networks, one large, centralized tape backup device may manage all subsystems’ backups – Usually connected to c ...
... • Relatively simple, capable of storing large amounts of data, at least partially automated • On relatively small networks, standalone tape drives may be attached to each server • On large networks, one large, centralized tape backup device may manage all subsystems’ backups – Usually connected to c ...
IOSR Journal of Computer Science (IOSR-JCE) e-ISSN: 2278-0661, p-ISSN: 2278-8727 PP 58-65 www.iosrjournals.org
... protocol. In DREAM, each node maintains a position database that stores position information about all other nodes within the network. Of course, this approach is not scalable and requires a large number of beacon updates. The position updates could be adapted to the node mobility. However, no detai ...
... protocol. In DREAM, each node maintains a position database that stores position information about all other nodes within the network. Of course, this approach is not scalable and requires a large number of beacon updates. The position updates could be adapted to the node mobility. However, no detai ...
ppt
... • Communication & Media Access Control Address • Elements (send/receive) data in terms of Frames. • Unique MAC (Media Access Control) address as an identifier for each element. • NIC within every element uses MAC addresses as an address of a house, determining if a frame carries its own address in t ...
... • Communication & Media Access Control Address • Elements (send/receive) data in terms of Frames. • Unique MAC (Media Access Control) address as an identifier for each element. • NIC within every element uses MAC addresses as an address of a house, determining if a frame carries its own address in t ...
“Cut-outs” (propostas específicas de pesquisa) do Cap 3.
... transient bursts without incurring losses. Buffers are what allow packet-switched networks to simultaneously achieve high-quality service and high utilization. Given the ubiquity and significance of packet buffers, one might expect buffer sizing to be thoroughly understood, based on well-grounded th ...
... transient bursts without incurring losses. Buffers are what allow packet-switched networks to simultaneously achieve high-quality service and high utilization. Given the ubiquity and significance of packet buffers, one might expect buffer sizing to be thoroughly understood, based on well-grounded th ...
Computers: Tools for an Information Age
... group of bits Stop bit sent at end of each group Each group typically consists of one character ...
... group of bits Stop bit sent at end of each group Each group typically consists of one character ...
Part I: Introduction
... multiple access protocol: distributed algorithm that determines how stations share channel, i.e., determine when station can transmit communication about channel sharing must use channel itself! what to look for in multiple access protocols: • synchronous or asynchronous ...
... multiple access protocol: distributed algorithm that determines how stations share channel, i.e., determine when station can transmit communication about channel sharing must use channel itself! what to look for in multiple access protocols: • synchronous or asynchronous ...
Chapter 5
... Link State Routing Each router must do the following: A. Discover its neighbors, learn their network address. B. Measure the delay or cost to each of its neighbors. C. Construct a packet telling all it has just learned. D. Send this packet to all other routers. E. Compute the shortest path to every ...
... Link State Routing Each router must do the following: A. Discover its neighbors, learn their network address. B. Measure the delay or cost to each of its neighbors. C. Construct a packet telling all it has just learned. D. Send this packet to all other routers. E. Compute the shortest path to every ...