| ETSI TS 102 636-4-1 | Vandenberghe et al. |
---|---|---|
Supported communication types | Unicast, topology broadcast, geo-broadcast | Unicast, topology broadcast, geo-broadcast |
Number of packet header types | 7 | 3 |
Header length | 36–88 bytes, depending on type | 40 bytes |
Geographical information about network nodes | Latitude, longitude, speed, heading, altitude, accuracy indicators | None |
Supported geo-broadcast area shape | Circle, rectangle, ellipse | Circle, wedge |
Identification of network node | Station type + station subtype + station country + MAC derivative | Received global IPv6/48 prefix + MAC derivative |
IP-compatibility | Requires GeoNetworking to IPv6 Adaption Sub-Layer (GN6ASL) | Natively |