Table 2 The parameters of the PTLS service.
From: A Peer-Tree Based Location Lookup Service in Mobile Wireless Networks
Hello broadcast | Broadcast interval | Broadcast once every 10 seconds of silence. |
|---|---|---|
| Â | Timeout |
|
Location Update | Interval of update | Speed dependent |
| Â | Â | Unicast a location update for every 100 meters of movement |
| Â | Timeout |
|
Mobility | Model | Random waypoint model |
| Â | Range of mobility | A 2-D field of |
| Â | Direction distance of movement | A host moves along a straight line to a randomly chosen destination. |
| Â | Pause time | Pauses for |
| Â | Movement speeds | Between |
| Â | Duration | The movement lasts throughout a simulation. |
Data Transmissions | Connections | Randomly chosen pairs of mobile hosts communicate to each other. |
| Â | Traffic model | Unidirectional ( cbr) connections. |
| Â | Packet size | 512 bytes of User Data + Headers |
| Â | Packet rate | 10 packets per second |
| Â | Duration | Throughout the duration of a simulation which is |
broadcast inverval
current update inverval
square meters.
seconds after arriving at a destination.
and 
meters per second.
seconds.