PITrail Event

Fired when any protocol level communication occurs.

Syntax

public event OnPITrailHandler OnPITrail;

public delegate void OnPITrailHandler(object sender, OftpserverPITrailEventArgs e);

public class OftpserverPITrailEventArgs : EventArgs {
  public string ConnectionId { get; }
  public int Direction { get; }
  public string Data { get; }
public byte[] DataB { get; } public int CommandId { get; } public string CommandDescription { get; } }
Public Event OnPITrail As OnPITrailHandler

Public Delegate Sub OnPITrailHandler(sender As Object, e As OftpserverPITrailEventArgs)

Public Class OftpserverPITrailEventArgs Inherits EventArgs
  Public ReadOnly Property ConnectionId As String
  Public ReadOnly Property Direction As Integer
  Public ReadOnly Property Data As String
Public ReadOnly Property DataB As Byte() Public ReadOnly Property CommandId As Integer Public ReadOnly Property CommandDescription As String End Class

Remarks

This event provides information about the protocol level communication between the client and server.

The Direction parameter specifies who sent the command.

0 (Client) The command originated from the connected client.
1 (Server) The command originated from the server.

The CommandId and CommandDescription parameters specify which command was sent. The table below shows possible values.

CommandIdCommandDescription
50SFPA (Start File Positive Answer)
51SFNA (Start File Negative Answer)
52EFPA (End File Positive Answer)
53EFNA (End File Negative Answer)
65AUCH (Authentication Challenge)
67CDT (Set Credit)
68DATA (Data Exchange Buffer)
69EERP (End to End Response)
70ESID (End Session)
72SFID (Start File)
73SSRM (Start Session Ready Message)
74SECD (Security Change Direction)
78NERP (Negative End Response)
80RTR (Ready To Receive)
82CD (Change Direction)
83AURP (Authentication Response)
84EFID (End File)
88SSID (Start Session)

The Data parameter contains the raw OFTP packet.

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