... demonstration and validation of the VDTN architecture, allowing the development, performance evaluation, and validation of new services and protocols, as well as VDTN applications. The proposed testbed ... laboratory testbed for VDTN networks, the VDTN@Lab. This testbed gathered contributions and insights from the above-described projects. The communication between nodes is based on Bluetooth and IEEE ... architecture and demonstrate the applicability of VDTNs in a variety of application scenarios. 4 Overview of the VDTN testbed design This section describes VDTN@Lab, a testbed created for demonstrating...