1. Introduction
2. AODV and Bypass-AODV
2.1. AODV Routing Protocol
2.2. Bypass-AODV Routing Protocol
3. Mobility Models
3.1. Random Walk Mobility Model (RW)
3.2. Random Waypoint Mobility Model (RWP)
3.3. Random Direction Mobility Model (RDM)
3.4. Reference Point Group Mobility Model (RPGM)
3.5. Freeway Mobility Model (FRW)
3.6. Manhattan Mobility Model (MAN)
4. Simulation Environment
Parameter | Value |
---|---|
Transmission range (
) | 180 m |
Interference range | 400 m |
Transmission bit rate | 1 Mbps |
CPThresh | 10.0 dB |
CSThresh | −72 dBm |
RXThresh | −65 dBm |
Transmission power | 20 dBm |
Simulation region | 1000 m × 1000 m |
Number of nodes | 60 |
Number of TCP connections | 1 |
Session interval | 150 sec |
Simulation time | 160 sec |
Maximum speed (
) | 1, 5, 10, 20, 30, and 40 m/sec |
Packet size | 1060 byte |
Pause time (
) | 0 sec |
SDR and ADR | 0.1 |
5. Simulation Results and Discussion
5.1. Impact of Node Speeds on TCP Connection Length
5.2. Impact of Random Mobility Models on Bypass-AODV
5.3. Impact of Group Mobility Models on Bypass-AODV
Mobility model | Short
| Medium
| Long
|
---|---|---|---|
RPGM | 98% | 2% | 0% |
FRW | 84% | 10% | 6% |
MAN | 72% | 22% | 6% |