TcpPortHostProbe

TCP connect probe over the request’s port list. The only probe that survives a host which blocks ICMP and sits behind a router, and the one that feeds classification - an open port says what a device is, reachability alone does not.

public sealed class TcpPortHostProbe : IHostProbe

1. Properties

1.1. Method

Technique this probe implements.

public ProbeMethod Method { get; }

2. Methods

2.1. ProbeAsync(IP, InventoryScanRequest, CancellationToken)

Probe address. A probe never throws for an unreachable host - it returns osisa.Inventory.Entities.HostProbeOutcome.NoResponse(IP,osisa.Inventory.Entities.ProbeMethod).

public Task<HostProbeOutcome> ProbeAsync(IP address, InventoryScanRequest request, CancellationToken cancellationToken)

Table 1. Parameters
Name	Type	Description
address	IP	Address to probe.
request	InventoryScanRequest	Scan settings (timeout, port list).
cancellationToken	CancellationToken	Cancels the probe.

Returns: Task<HostProbeOutcome>