802.11 MAC Layer
Achievable Throughput Based MAC Layer Handoff in IEEE 802 11 Wireless Local Area Networks
... 802.11 MAC layer handoff procedure is split into trigger, discovery, AP selection, and commitment (Through- out this paper, the MAC layer handoff is alternatively used for the term “layer ...
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Performance Analysis of MAC layer on Saturation Throughput
... PHY layer selects the proper modulation theme given the channel conditions and provides the mandatory information measure, whereas the mac layer decides in a very distributed manner on however the ...
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ARA MAC: A Qualifying Approach to improving Attack Resiliency and Adaptability in Medium Access Control Protocol for WLAN 802 11
... In this work, we discussed, analyzed and used selfish behavior by attackers to create an opportunist node. We also identified, declared and finally discard/disassociate the attacker nodes in IEEE 802.11 MAC ...
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Identity attack detection system for 802 11 based ad hoc networks
... The received signal strength (RSS) is used to localize nodes and hence is used to detect identity attacks since these schemes assume that each location must be bound by a unique and distinct identity. Messages emanating ...
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Analysis of Energy Efficient IEEE 802 11 MAC Protocol for Wireless Sensor Network
... End-to-end delay is a measurement of the network delay on a packet and is measured by the time interval between when a message is queued for transmission at the physical layer until the last bit is received at the ...
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A New MAC Protocol with Pseudo TDMA Behavior for Supporting Quality of Service in 802 11 Wireless LANs
... The proposed model is a compatible enhancement to 802.11e protocol for quality of service using three already-defined ac- cess classes (AC0, AC1, and AC2) and alternating-priority ac- cess class (AC3). The design goal is ...
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A Power Efficient Access Point Operation for Infrastructure Basic Service Set in IEEE 802 11 MAC Protocol
... In this section, detailed description as how the traditional IEEE 802.11 PCF protocol can be modified to achieve a better performance is given. The original IEEE 802.11 is analyzed to show that PCF is not suitable for ...
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Location based transmission using a neighbour aware cross layer MAC for ad hoc networks
... control MAC by using only the RTS and CTS for collect- ing transmission power of the active neighbours and interference level; in order to validate its claims, the study assumes that the transmission range and the ...
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Mobility management in IEEE 802 11 WLAN using SDN/NFV technologies
... of MAC layer functions on the central servers to minimize the IEEE ...the MAC frames forwarding among the virtual APs using the ...Cloud- MAC did not declare the switching procedure of associ- ...
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Performance improvements to the 802 11 wireless network medium access control sub layer : a thesis presented in partial fulfilment of the requirements for the degree of Master of Engineering in Computer Systems Engineering at Massey University
... The simulations run were for the load based aggregation MAC sub-layer, and the existing 802.11 MAC sub-layer, with 802.1 la used for the physical layer.. The different settings for traff[r] ...
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Connectivity Based Reliable Multicast MAC Protocol for IEEE 802 11 Wireless LANs
... 802.11 MAC protocols, DCF (Distributed Coordination Function), and PCF (Point Coor- dination Function) provide the MAC layer error recovery service for the unicast best effort ...the MAC ...
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Optimal delay analysis for real time traffics over IEEE 802 11 wireless LANs
... Some recent efforts have been made to analyze trans- mission delay of the real-time applications over WLAN without providing an actual scheme to restrict the delay. On the other hand, various schemes have been proposed ...
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Throughput analysis for coexisting IEEE 802 15 4 and 802 11 networks under unsaturated traffic
... backoff during the ZigBee transmissions if the WLAN and ZigBee nodes are sufficiently separated. In addition, it was shown that WLAN can suffer from the harm- ful interference when coexisting with WPAN [3, 6]. In [3], ...
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Avoiding collisions between IEEE 802 11 and IEEE 802 15 4 through coexistence aware clear channel assessment
... Within this article we study the collisions between two heterogeneous CSMA/CA-based MAC technologies. As a proof of concept, we analyze the collisions between IEEE 802.11bg and IEEE 802.15.4. Throughout the arti- ...
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An Improved Analysis of MAC IEEE 802 16 in Wireless Ad hoc Networks
... In Mac layer bandwidth allocation will be dynamic or constantly specified above. The distance between two fixed nodes is set to 390 meters, which was selected to be able to setup connections for all single ...
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Design and Implementation of an Enhanced 802 11 MAC Architecture for Single Hop Wireless Networks
... reference MAC protocol for the MobileMAN network because it relies only on topology- blind estimates of the network status based on the standard physical carrier sensing ...efficient layer-2 ...
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Reducing the MAC Latency for IEEE 802 11 Vehicular Internet Access
... the MAC (scanning) and Network (network address acquisition) layer, continuing to influence the full utilization of the high-quality link access, that is, near the AP where the signal is strong [4, ...
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MAC Layer Evaluation using IEEE 802 15 4
... Superframe structure is defined as a beacon-enabled structure which comprises of the time-interval present in between the two beacon frames, in which, one represents the beginning and the other represents the end [8]. ...
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Adaptive Distributed Inter Frame Space for IEEE 802 11 MAC Protocol
... In this research, an Adaptive Distributed Inter Frame Space (ADIFS) has been proposed for IEEE 802.11 Medium Access Control (MAC) protocol. The aim of this approach is to improve Quality of Services (QoS) for IEEE ...
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Intelligent Detection of MAC Spoofing Attack in 802 11 Network
... However, MAC spoofing can be exploited by an attacker to launch various forms of attacks, such as Denial of Service [?], session hijacking, access point (AP) / station (STA) spoofing, Man In The Middle ...the ...
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