scholarly journals Stability Aware Routing in Mobile Ad-Hoc Networks using multiple Route

2012 ◽  
Vol 2 (3) ◽  
pp. 163-170
Author(s):  
Aniket Mathuriya ◽  
Pushpraj Pal ◽  
Lovedeep Grover

Previous work on routing in MANETs has resulted innumerous routing protocols that aim at satisfying constraints such asminimum hop or low energy. Existing routing protocols often fail todiscover stable routes between source and sink when route availabilityis transient, i.e., due to mobile devices switching their network cardsinto low-power sleep modes whenever no communication is takingplace. In this thesis, we introduce a new approach stability awaresource routing protocol that is capable of predicting the stability (i.e.,expiration time) of multiple routes. Proposed protocol selects the routethat minimizes hop count while staying available for the expectedduration of packet transmission. The stability aware routing (SAR)resolve the problem of SADSR protocol indicate a significant increasein route discovery success rate with comparable route establishmentand maintenance overheads.

Author(s):  
Saher Manaseer ◽  
Ibrahem Alhabash

<p class="0keywords">Mobile Ad hoc networks do not have any form of centralized control as per their definition. Therefore, many challenges face the development of efficient protocols for such networks. One of the main challenges is the difficulty of extracting the total number of nodes in the network, this paper aims to find an estimate for this number using the average hop count for messages exchanged in the network. Experiments of this paper are conducted on Ad Hoc networks under DSR and AODV routing protocols. Results show a relation between network size and average hop count that can be used to predict the number of nodes in the network.<strong></strong></p>


Mobile ad hoc networks are gaining high importance in present days due to many civilian applications apart from regular military applications. Networks usually are designed using fixed infrastructure. Wherever fixed networks are not feasible, ad hoc network serve the purpose. Routing plays an important role in packet transmission, Multicast routing protocols designed for data transfer should consider both bandwidth and energy of the node. Many Ant colony Optimization (ACO) based routing approaches are proposed by researchers. In this paper three popular ACO based routing protocols ANTCHAIN, ANTALG and EMRP-AIPUR are compared using NS2 simulator. The results obtained show that EMRP-AIPUR shows better performance when compared to the other two protocols


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