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A Numerical Framework for the Analysis of Handoff Delay Component in Proxy NEMO Environment
Shayla Islam,Aisha-Hassan A. Hashim,Azween Abdullah,Mohammad Kamrul Hasan 보안공학연구지원센터 2016 International Journal of Future Generation Communi Vol.9 No.8
Network Mobility Basic Support Protocol (NEMO-BSP), the existing IETF standard for mobile network support, signifies an important portion for future heterogeneous wireless access networks. The reason is to provide continuous Internet connectivity during movement of Mobile Router (MR) in NEMO. This paper conducted a quantitative analysis on the handoff delay component of NEMO-BSP as well as its existing enhancements, i.e., Fast NEMO (F-NEMO) handoffs, and an Extension of F-NEMO (EF-NEMO), using the numerical framework. The mathematical scenario includes two access routers, one local home agent and up to 20 MRs that interrelate by two different wireless access networks are mainly WiFi and WiMAX. The analysis offers quantitative outcomes of the performance enhancements achieved via the proposed improvements concerning handoff delay gain, packet loss, and packet loss ratio. The numerical results assist in understanding the influence of link switching delay, mobility rate, and radius on the handoff delay gain, packet loss, and packet loss ratio. The results of this analysis will also be aided to pick an appropriate mobility management scheme for Proxy NEMO environment.
Self-organized HGBBDSA Approach for the Power Allocation in OFDMA-based Heterogeneous Network
Mohammad Kamrul Hasan,Ahmad Fadzil Ismail,Shayla Islam,Wahidah Hashim 보안공학연구지원센터 2016 International Journal of Hybrid Information Techno Vol.9 No.7
This paper studied the power allocation and downlink interference issues in orthogonal frequency-division-multiple-access (OFDMA) system to mitigate the interference issues. In Orthogonal Frequency Division Multiplexing Access (OFDMA) frameworks, resource allotment to the subcarrier is crucial attributable to the deficient assets accessible at the base station. In OFDMA, subcarrier and power distribution are not separate, along with these lines this two portion are not self-overseeing. This paper examines the power allo-cation approach through exploring the HGBBDSA approach. The integration of GA with Biogeography Based Optimization algorithm benchmarked over the Particle Swarm Op-timization (PSO). The both of the algorithms cross usefulness is evaluated and looked at the exhibitions in Heterogeneous Network (HetNet). The reenactment results demonstrate that the HGBBDSA approach efficiently allocates the power than that of existing PSO approach.
Biogeography-based Interference Mitigation Scheme for OFDMA System in Heterogeneous Network
Mohammad Kamrul Hasan,Ahmad Fadzil Ismail,Aisha-Hassan Abdalla,Wahidah Hashim,Shayla Islam 보안공학연구지원센터 2016 International Journal of Multimedia and Ubiquitous Vol.11 No.10
In Heterogeneous Network (HetNet), the small base station such as femtocells are deployed in indoor and multiple business complexes in order to extend the coverage and capacity. The deployment of co-channel (i.e. shared channel) for femtocells along with macrocell induces the severe interference issues. This is because of effects on SINR and thereby capacity become deteriorated. Therefore, this paper investigates the interference mitigation techniques and come out with a proposal to improve the Signal to Interference Noise Ratio (SINR) performance as well as total capacity in Heterogeneous Network (HetNet).The simulation results show that the achieved capacity is maximized than the existing technique.
Mohammad Kamrul Hasan,Ahmad Fadzil Ismail,Wahidah Hashim,Shayla Islam 보안공학연구지원센터 2016 International Journal of Future Generation Communi Vol.9 No.9
In orthogonal frequency division multiplexing Access (OFDMA) systems resource allocation to the subcarrier is essential owing to the insufficient resources available at the base station. In OFDMA, subcarrier and power allocation are not separate; thereby this two allocation are not self-governing. This paper proposes the subcarrier allocation approach through investigating previous methods, and also the Enhanced Particle Swarm Optimization (PSO) algorithm is analyzed. The both of the algorithms cross functionality is analyzed and compared the performance of the subcarrier allocation of OFDMA systems in Heterogeneous Network (HetNet). The simulation results show that the PSO approach efficiently allocates the OFDMA subcarriers.
Parametric Comparison of Multicast Support for Network Mobility Management : A Qualitative Analysis
Azana Hafizah Mohd Aman,Aisha-Hassan A. Hashim,Azween Abdullah,Huda Adibah Mohd Ramli,Shayla Islam 보안공학연구지원센터 2016 International Journal of Multimedia and Ubiquitous Vol.11 No.9
Proxy Mobile IPv6 (PMIPv6) was initially introduced to assist unicast network-based mobility. In recent years, new approaches have been introduced to provide multicast support in PMIPv6. IP multicast is an imperative mechanism for internet video provision. As the usage of internet data traffic remains to develop rapidly, there is a need to optimize and improve the performance of multicast service. Issues such as large overhead, high packet loss rate, single point of failure, service disruption time, handover latency, and non-route optimization needs to be tackled efficiently. To provide multicast services in PMIPv6, route optimization, global mobility, load balancing and context transfer approaches have been introduced. The foremost aim of this paper is to study and analyze these methods via qualitative analysis. This is to focus the advantages and the limitations of the current approaches.
Network Simulators Parametric Comparison for Network Mobility Management
Azana Hafizah Mohd Aman,Aisha-Hassan A. Hashim,Azween Abdullah,Huda Adibah Mohd Ramli,Shayla Islam 보안공학연구지원센터 2016 International Journal of Future Generation Communi Vol.9 No.10
It is generally known that network simulator is a program used to verify new or existing network architecture and its activities. Basically network simulator helps to implement the virtual part of network research. This has save a lot of cost on analysis as the results of a network simulator is very close to real network cases. In recent researches, new models and prototypes are introduced to enable latest technologies support on network simulators. Some well-known network simulators are NS2, NS3, OMNET++ and QUALNET. As network research continues to grow rapidly, there is a need to analyze the supports and services offered by each network simulators. The objective of this paper is to investigate and analyze these network simulators in term of network mobility supports. This is because network mobility management has become a crucial topic in networking research. In selecting the right network simulators, issues such as CPU utilization, memory usage, computation time, feasibility, scalability and affordability need to be wisely studied. Using qualitative analysis this paper highlights the strengths and the limitations of these network simulators. The qualitative evaluations of these simulators are hereby presented.
Evaluation of an Enhanced Multicast Data Flow Technique in Network Mobility
Azana Hafizah Mohd Aman,Aisha-Hassan A. Hashim,Azween Abdullah,Huda Adibah Mohd Ramli,Shayla Islam 보안공학연구지원센터 2016 International Journal of Future Generation Communi Vol.9 No.7
Mobile IPTV applications are becoming very popular worldwide. According to CISCO research, mobile Internet video usage is increasing rapidly each year and soon reaching zettabyte threshold in 2019. With the increase number of traffic, it is a great effort for internet service provider to provide acceptable network performance. The objective of this paper is to mathematically evaluate a new proposed mobile multicast technique to support high performance mobile IP traffic. The new technique enhanced multicast services in Network Mobility Management which is Proxy Mobile IPv6 (PMIPv6). The evaluation is done using mathematical equations that are derived from signaling call flow of the multicast process in the proposed technique. Results are analyzed and compared with the current base solution technique. Using mathematical analysis this paper validates and highlights the strengths of the proposed technique compared to the existing technique.
Vohra Harpreet,Hasan Mohammad Kamrul,Shukla Harsh,Muniyandi Ravie Chandren,Alhumyani Hesham,Alzaidi Mohammed S.,Manna Manpreet S,Islam Shayla,Habib A. K. M. Ahasan 한국컴퓨터산업협회 2023 Human-centric Computing and Information Sciences Vol.13 No.-
This study discusses an integrated authentication and encryption (LoSWIAE) scheme for medical wireless sensor networks (MWSNs). A scalable watermarking-based solution promises amalgamated advantages offered by both encryption and authentication schemes in MWSNs but at much lower costs. Furthermore, unlike encryption, the proposed scheme does not require an encryption–decryption key to be exchanged before communication. LoSWIAE ensures nonrepudiation, confidentiality, and protection against eavesdropping in addition to node and data authentication. The scheme’s strength lies in the node’s geographical credentials, temporal credentials of the message, and basic information captured by the sensor node. Parameters used to check the scheme’s robustness are cracking probability and communication overhead. Analytical results obtained compared to an earlier scheme show the effectiveness of LoSWIAE. It proves to have better efficiency and an improvement of the order of 1,032 at the cost of infinitesimal communication overhead.