End-to-end arguments in system design
ACM Transactions on Computer Systems (TOCS)
Proceedings of the 10th international conference on Architectural support for programming languages and operating systems
Probabilistic routing in intermittently connected networks
ACM SIGMOBILE Mobile Computing and Communications Review
Future internet: fundamentals and measurement
ACM SIGCOMM Computer Communication Review
A Tandem Queueing Model for Delay Analysis in Disconnected Ad Hoc Networks
ASMTA '08 Proceedings of the 15th international conference on Analytical and Stochastic Modeling Techniques and Applications
The ONE simulator for DTN protocol evaluation
Proceedings of the 2nd International Conference on Simulation Tools and Techniques
On the levy-walk nature of human mobility
IEEE/ACM Transactions on Networking (TON)
DTN: an architectural retrospective
IEEE Journal on Selected Areas in Communications
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Casual encounters among people have been studied as a means to deliver messages indirectly, using delay tolerant networks (DTNs). This work analyses the message forwarding in human-based DTNs, focusing on the topology of the mobility area. By using simulations, we evaluate the influence of the environment connectivity on the network performance. Several parameters have also been considered: network density, forwarding algorithm and storage capacity. In general, considering the already limited capacity of mobile devices and a reduced network density, the mobility environment interconnectivity seems to have a relevant effect in message delivery rates.