3.1 Initiator Details
The following figures represent the state machines for the initiator role.

Figure 1: State machine for initiator role when performing Route Check experiment

Figure 2: State machine for initiator role when performing Packet Pair experiment

Figure 3: State machine for initiator role when performing Probegap experiment
Applicable message request/response pairs for this role are defined as follows.
|
Sent by initiator |
Sent by sink |
|---|---|
|
Packet Pair Connection Handshake message |
Connection Handshake Success message |
|
Packet Pair Probe message |
Packet Pair Summary message |
|
Route Check Connection Handshake message |
Connection Handshake Success message |
|
Route Check Probe message |
Route Check Summary message |
|
Probegap Probe message |
Probegap Probe message |
|
Discard message |
N/A |
The remainder of this section will discuss the state machine in depth.