Distributed Call Admission Control for Ad Hoc Networks
... packets. All probing packets have the same size and are generated with a greedy source. The node will compete with all active nodes for available empty slots. A probing packet is transmitted when the calling station wins the competition. In the presence of collision, all participating nodes, includi ...
... packets. All probing packets have the same size and are generated with a greedy source. The node will compete with all active nodes for available empty slots. A probing packet is transmitted when the calling station wins the competition. In the presence of collision, all participating nodes, includi ...
Multicasting
... Multicast address are like IP addresses used for single hosts, and is written in the same way: A.B.C.D. – Multicast addresses will never clash with host addresses because a portion of the IP address space is specifically reserved for multicast. 224.0.0.0 to 239.255.255.255. – Multicast addresses f ...
... Multicast address are like IP addresses used for single hosts, and is written in the same way: A.B.C.D. – Multicast addresses will never clash with host addresses because a portion of the IP address space is specifically reserved for multicast. 224.0.0.0 to 239.255.255.255. – Multicast addresses f ...
Reliable Multicast Protocols for MANET
... – non-group-member neighbor simply forwards the packet to one of its neighbors – Group-member neighbor will accept and reply the gossip message with a certain probability ...
... – non-group-member neighbor simply forwards the packet to one of its neighbors – Group-member neighbor will accept and reply the gossip message with a certain probability ...
Wireless Glossary
... 1xEV-DV 1xEV-DV 1x Evolution Data Voice. A technology proposed by Motorola, 1x Evolved, Data and Voice. 1xEV-DV provided fast data service much like EV-DO, but as an additional function on a carrier of ordinary 1xRTT CDMA. This held great promise for minimizing the cost of delivering data to far-flu ...
... 1xEV-DV 1xEV-DV 1x Evolution Data Voice. A technology proposed by Motorola, 1x Evolved, Data and Voice. 1xEV-DV provided fast data service much like EV-DO, but as an additional function on a carrier of ordinary 1xRTT CDMA. This held great promise for minimizing the cost of delivering data to far-flu ...
ITN_instructorPPT_Chapter1_final
... occur. It is made up of network components including end devices, intermediate devices, and network media. ...
... occur. It is made up of network components including end devices, intermediate devices, and network media. ...
SDN in Wireless Cellular Networks: White Paper Technology Business Unit
... to each user and reduce the number of users that each base station needs to support. However, this cell splitting technique has created new issues in terms of inter-cell interference due to the scarcity of radio spectrum. Due to the lack of adequate spectrum, neighboring base stations in a dense dep ...
... to each user and reduce the number of users that each base station needs to support. However, this cell splitting technique has created new issues in terms of inter-cell interference due to the scarcity of radio spectrum. Due to the lack of adequate spectrum, neighboring base stations in a dense dep ...
Analyzing Router Responsiveness to Measurement Probes
... ‘*’s in each path trace in data sets and use these occurrences to indicate router anonymity, i.e., lack of router participation to active probing. We study the data set both before and after processing the raw data to build the corresponding sample topology map (i.e., before and after resolving IP a ...
... ‘*’s in each path trace in data sets and use these occurrences to indicate router anonymity, i.e., lack of router participation to active probing. We study the data set both before and after processing the raw data to build the corresponding sample topology map (i.e., before and after resolving IP a ...
ZigBee: The Emerging Technology in Building Automation
... Devices in the ZigBee specification can either be used as End Devices, Routers or Coordinators. Routers can also be used as End Devices. Since the ZigBee protocol uses the 802.15.4 standard to define the PHY and MAC layers, the frequency, signal bandwidth and modulation techniques are identical. Bec ...
... Devices in the ZigBee specification can either be used as End Devices, Routers or Coordinators. Routers can also be used as End Devices. Since the ZigBee protocol uses the 802.15.4 standard to define the PHY and MAC layers, the frequency, signal bandwidth and modulation techniques are identical. Bec ...
AirRouter User Guide
... Connections Displays the number of wireless devices connected to the AirRouter when the device is operating in Access Point or Access Point WDS mode. This value is not displayed while operating in Station or Station WDS mode. Noise Floor Displays the current value of the noise level in dBm. Noise ...
... Connections Displays the number of wireless devices connected to the AirRouter when the device is operating in Access Point or Access Point WDS mode. This value is not displayed while operating in Station or Station WDS mode. Noise Floor Displays the current value of the noise level in dBm. Noise ...
Applications and Layered Architecture
... – Packet switch deals with a uniform routing procedure, within one homogenous network, one pair of data link and physical layer – Router/gateway deals with routing in multiple heterogeneous networks, more than one pair of data link and physical layers – Gateway sometime contains firewall function ...
... – Packet switch deals with a uniform routing procedure, within one homogenous network, one pair of data link and physical layer – Router/gateway deals with routing in multiple heterogeneous networks, more than one pair of data link and physical layers – Gateway sometime contains firewall function ...
Introduction to Wireless Technology
... Wireless LANs, as their name implies, support short-range communication among multiple devices over airwaves. Broadly speaking, they can be divided into two categories: the more powerful wireless LANs, designed primarily for corporate use, and Personal Area Networks (PANs), for more limited distance ...
... Wireless LANs, as their name implies, support short-range communication among multiple devices over airwaves. Broadly speaking, they can be divided into two categories: the more powerful wireless LANs, designed primarily for corporate use, and Personal Area Networks (PANs), for more limited distance ...
18. Principles of Network Routing
... and Link State) family of protocols that use extended version of DV metrics, event driven control like LS ...
... and Link State) family of protocols that use extended version of DV metrics, event driven control like LS ...
Live migration of processes maintaining multiple
... – Massively Multi-player Online Games (MMPOG) – Networked Virtual Environments (NVE) – Distributed Simulations such as the High-Level Architecture (HLA) ...
... – Massively Multi-player Online Games (MMPOG) – Networked Virtual Environments (NVE) – Distributed Simulations such as the High-Level Architecture (HLA) ...
Improving Gnutella - Distributed Computing Group
... Gnutella 0.6 • The Ultra peer system has been found effective for this purpose. It is a scheme to have a hierarchical Gnutella network by categorizing the nodes on the network as leaves and ultra peers. A leaf keeps only a small number of connections open, and that is to ultra peers. An ultra peer ...
... Gnutella 0.6 • The Ultra peer system has been found effective for this purpose. It is a scheme to have a hierarchical Gnutella network by categorizing the nodes on the network as leaves and ultra peers. A leaf keeps only a small number of connections open, and that is to ultra peers. An ultra peer ...
"An Empirical Workload Model for Driving Wide-Area TCP/IP Network Simulations"
... Previous traffic studies of TCP/IP have examined the statistics of the aggregated packet arrival process on local area networks [9, 10, 11], at border routers [12], and inside a wide-area backbone [13]. These studies have shown that packet interarrival times are not Poisson, but rather follow a pac ...
... Previous traffic studies of TCP/IP have examined the statistics of the aggregated packet arrival process on local area networks [9, 10, 11], at border routers [12], and inside a wide-area backbone [13]. These studies have shown that packet interarrival times are not Poisson, but rather follow a pac ...
ppt
... In the wireless mobile network, losses are more caused by high bit error rate and fading effect and temporary disconnection ...
... In the wireless mobile network, losses are more caused by high bit error rate and fading effect and temporary disconnection ...
Lecture 1: Course Introduction and Overview
... • Telephone: operator sets up connection between the caller and the receiver – Once the connection is established, conversation can continue for hours ...
... • Telephone: operator sets up connection between the caller and the receiver – Once the connection is established, conversation can continue for hours ...
Next Generation P2P Infrastructures
... power (Moore's Law) • Workstations provide huge data storage capacity • The available bandwith is increasing steadily • Edge computing: benefit from the power at the edges of Internet • Decentralized applications can scale better (millions of users) • Nirvana: Low cost multiuser applications with en ...
... power (Moore's Law) • Workstations provide huge data storage capacity • The available bandwith is increasing steadily • Edge computing: benefit from the power at the edges of Internet • Decentralized applications can scale better (millions of users) • Nirvana: Low cost multiuser applications with en ...
Aalborg Universitet Planning broadband infrastructure - a reference model
... ? Users may download and print one copy of any publication from the public portal for the purpose of private study or research. ? You may not further distribute the material or use it for any profit-making activity or commercial gain ? You may freely distribute the URL identifying the publication in ...
... ? Users may download and print one copy of any publication from the public portal for the purpose of private study or research. ? You may not further distribute the material or use it for any profit-making activity or commercial gain ? You may freely distribute the URL identifying the publication in ...
Darwin: Customizable Resource Management for Value
... • Addressing determines which packets are kept and which are packets are thrown away • Packets can be sent to: • Unicast – one destination • Multicast – group of nodes (e.g. “everyone playing Quake”) • Broadcast – everybody on wire ...
... • Addressing determines which packets are kept and which are packets are thrown away • Packets can be sent to: • Unicast – one destination • Multicast – group of nodes (e.g. “everyone playing Quake”) • Broadcast – everybody on wire ...
HWg-SMS-GW3 MANUAL: GSM brána pro ostatní produkty HW group
... Demo mode – activated demo mode disables changes in configuration of your device. Visitors can freely browse all pages of the WWW interface in this mode but they cannot make any changes. The device can be then made available on a public network without any risk of problems with settings. Upload Firm ...
... Demo mode – activated demo mode disables changes in configuration of your device. Visitors can freely browse all pages of the WWW interface in this mode but they cannot make any changes. The device can be then made available on a public network without any risk of problems with settings. Upload Firm ...
