Geocast Routing Protocols.pdf

Key Findings:

Geocast routing is a type of position-based multicast routing that delivers data packets to a specific geographic area or zone of relevance.
VANETs (Vehicular Ad-Hoc Networks) are a special subclass of Mobile Ad-hoc Network (MANET) with unique features such as high mobility, preconfigured vehicle traffic conditions, and rapid dynamic topology.
Geocast routing is useful in VANETs as most safety applications are location-based and pertinent to a specific geographic area rather than individual vehicles.
Various geocast routing protocols have been proposed, including V2V (Vehicle-to-Vehicle) and V2I (Vehicle-to-Infrastructure) cellular networks.

Comparison of Geocast Routing Protocols:

The protocols are compared based on forwarding strategy, communication environment, and other relevant criteria.
The benefits and drawbacks of each routing protocol are discussed.

Future Research Directions:

Developing more efficient and scalable geocast routing protocols for VANETs.
Improving the security and reliability of geocast routing protocols.
Integrating geocast routing protocols with other VANET applications, such as traffic management and safety systems.

VANETs and ITS Research Projects, Consortiums, and Testbeds:

C2C-CC (Car-to-Car Communication Consortium)
CARLINK Consortium (Wireless Traffic Service Platform for Linking Cars Project)
SEISCIENTOS (Providing ubiquitous adaptive services in vehicular contexts)
* DIRICOM (Intelligent Design of Wireless Communication Networks)