Volume 3 (2007) Special issue on “Cross-Layer Design for QoS Support in Wireless and Hybrid Networks”/Editorial Environmental Electromagnetic Compatibility/Editorial Error Probability Bound Considering Beat Noise in 2-D OCDMA Systems/Open Call Articles An Unifying Replacement Approach for Caching Systems/Open Call Articles Real-time performance evaluation of Bluetooth ARQ protocol/Open Call Articles On the Scalability of Addressing in Private Networks Using RPX/Open Call Articles HWN* Mobility Management Considering QoS, Optimisation and Cross Layer Issues/Open Call Articles A Cross-Layer Design Framework for Wireless Sensor Networks with Environmental Monitoring Applications/Open Call Articles Efficient and Secure Multicast in WirelessMAN: A Cross-layer Design/Open Call Articles Reliable Multicast Transport for Heterogeneous Mobile IP environment using Cross-Layer Information/Open Call Articles Satellite-3G Hybrid Networks: Impact of ACM and ARQ on TCP Performance/Open Call Articles Cross-Layer Optimization for Video-streaming Transmission with QoS over Ad Hoc Networks: A Holistic Approach/Open Call Articles Cross-layer performance control of wireless channels using active local profiles/Open Call Articles Propagation Measurements at 2.4 GHz Inside a University Building and Estimation of Saleh- Valenzuela Parameters/Open Call Articles Secure Mobile IPv6 for Mobile Networks based on the 3GPP IP Multimedia Subsystem/Open Call Articles Saving Energy and Maximizing Connectivity by Adapting Transmission Range in 802.11g MANETs/Open Call Articles Radiation Hazard Aspect of Shipboard Radiocommunication Equipment/Open Call Articles Installation Uncertainty of Field Level Calculation around a Base Station Antenna/Open Call Articles Skipping Strategies for High Definition H.264/AVC Real Time Video Coding/Open Call Articles Transient Analysis of Grounding Systems Associated to Substation Structures under Lightning Strokes/Open Call Articles Induced Disturbance in Power Network by Lightning/Open Call Articles Dangerous Voltages due to Direct Lightning Strike into the Communication Tower/Open Call Articles GTEM Cell Experimental Set up for In Vitro Dosimetry/Open Call Articles Analysis Method for the Heating of the Human Eye Exposed to High Frequency Electromagnetic Fields/Open Call Articles Mobile Phones as Sources of Electromagnetic Interference/Open Call Articles A Comparative Study on the Induced Current Density in Humans Exposed to ELF Electric Fields/Open Call Articles Current Density Induced in the Human Body due to Power Distributions Lines using the Boundary Element Method/Open Call Articles