Mestrados Integrados Aveiro, 23 Abril 2008 Redes de Próxima Geração Susana Sargento (http://www.av.it.pt/ssargento/) em cooperação com vários colegas 2005, it - instituto de telecomunicações. Todos os direitos reservados.
Mobile heterogeneous environments Common transport, seamless and secure, for all types of information, from users moving between several heterogeneous transmission technologies and types of networks. L2, L3 and some of the above Network Convergence and integration of different technologies. Ethernet, WLAN, WiMax, UMTS, DVB Integration of different types of networks. Infrastructure, ad-hoc, mesh and moving networks Ubiquitous infrastructure Services Integration of different types of services. Multimedia, multicast and broadcast Network services support. Routing, mobility, quality of service, authentication, privacy 2
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Main research areas Heterogeneous networks Different technologies and types of networks Ad-hoc and mesh networks Different methods of exploiting communication QoS architectures Seamless mobility Privacy Multicast and broadcast New network architectures Integrated mobility, multihoming, QoS in intelligent and mobility-driven architectures. New technologies for high speed access. Generic approaches able to seamless operate in different types of networks. Information-centric architectures Cooperation between users, operators, coexistence Clean-slate approaches... How to evolve without being tied to TCP/IP stack... 4
Mobility, Privacy Seamless mobility in heterogeneous networks Fast mobility mechanisms, technology independent, with quality of service Multi-interfaces and multihoming support Mobility in multicast services environments Always best connection algorithms New mobility architectures Simplification of the mobility process Mobility with privacy How to uncorrelate mobility processes between different identities Identity-based mobility Identity-based architectures Inter-domain mobility 5
Quality of service, Self-configuration networks Quality of service support in specific technologies Integration of unidirectional broadcast networks Integration of broadband wireless networks (WiMax) Decision on the best connection for better QoS End-to-end quality of service control Overall architectures for QoS control (access and core networks) Multicast and broadcast services Inter-domain scenarios (dynamic agreements between operators) Multihoming and mobility Inference of network status through monitoring Ad-hoc networks QoS mechanisms Charging and rewarding mechanisms (incentives) Mobility between different types of networks Mesh networks and wireless internet Wireless backbone Community concepts for the network management and nodes communication Mobility process. Location, mobility and context mechanisms 6
Research projects (finishing in 2008) IST Daidalos (Large Scale Integrating European Project) Next generation mobile networks (5 years) I have the leadership of the activities Ad-hoc and nemo networks integration End-to-end QoS support with mobility IT is the integration site IST WIP (European Project) Next generation self-organized wireless networks (wireless mesh) (3 years) Community-based management Mobility optimization in mesh networks IST C-Mobile (European Project) Project on integration of IMS and MBMS for the support of multimedia and broadcast/multicast services (2 years) Session management and service enablers for multicast and broadcast Euro-NGI (European Network of Excellence) - Next generation Internet (4 years) Inference of available bandwidth 7
Research projects (started in 2008) ICT Context Casting (C-CAST) (European Project) Context-based multicast architecture ICT Architecture and Design for the Future Internet (4WARD) (Large Scale Integrating European Project) Disruptive architectures for future Internet In-Network Management ICT Network of the Future (Euro-NF) (European Network of Excellence) Integration of heterogeneous architectures and ubiquitous mobility Mesh networking Future Internet architectures 8
Áreas para propostas de Mestrados Integrados Diferentes tecnologias e redes (ex. tecnologia WIMAX e sua integração numa rede heterogénea, integração de redes em malha e ad-hoc) Mobilidade transparente inter-tecnologia e inter-redes Qualidade de serviço e plataformas de avaliação de desempenho Suporte de serviços multicast em ambientes futuros Gestão auto-organizada e distribuída de redes 9
Diferentes tecnologias e redes (ex. tecnologia WIMAX e sua integração numa rede heterogénea) Wimax móvel e integração com outras redes Impacto de mobilidade numa rede Wimax Colaborações com PTIn e Celfinet 10
Diferentes redes (integração de redes em malha e adhoc) Redes Wimax em malha cobertura de uma cidade ou zonas remotas Suporte de Qualidade de Serviço para serviços multimédia Colaborações com PTIn e Universidade de Karlstad (Suécia) 11 Taken from WIP
Mobilidade transparente inter-tecnologia e inter-redes Mobilidade universal entre as diferentes tecnologias utilizando 802.21 (Media Independent Handovers) Colaborações com PTIn 12 Taken from Hurricane
Qualidade de serviço e plataformas de avaliação de desempenho Implementação de mecanismos/plataformas de monitorização e avaliação para novos serviços emergentes IPTV Gaming Implementação de mecanismos/plataformas de monitorização e avaliação para novas redes Celulares IMS, MBMS Integração numa arquitectura de normalização (TISPAN) Colaborações com Nokia Siemens Networks (NSN) 13
Suporte de serviços multicast em ambientes futuros Ambientes multicast dinâmicos (informação de contexto do utilizador e da rede) Envio de informação de acordo com as preferências dos utilizadores Rede auto-configura-se para suportar eventos Rede controla escolha do terminal a nível de rede/tecnologia de acordo com localização/congestionamento/preferências Environment Profiles Group Manager... Sensed Events Sensed Events Client CC collection & functions... Access Network CC collection & functions... Core Network CC collection & functions... Context Management Collection Processing New Enablers Context Cast (multicast-broadcast) Presence Location Sensed Events Casting Service Centre Taken from C-Cast... 14
Gestão auto-organizada e distribuída de redes In-Network Management numa arquitectura Internet de Futuro (Future Internet) Mecanismo de controlo distribuído e interactividade constante entre os nós da rede gestão realizada de uma forma autonómica e distribuída Colaborações com PTIn 15 Taken from 4WARD