INetFwRule::get_Protocol method (netfw.h)

Specifies the IP protocol of this rule.

This property is read/write.

Syntax

HRESULT get_Protocol(
  LONG *protocol
);

protocol

None

This property is optional.

Also see the restrictions on changing properties described in the Remarks section of the INetFwRule interface page.

The Protocol property must be set before the LocalPorts or RemotePorts properties or an error will be returned.

A list of protocol numbers is available at the IANA website.

Requirement	Value
Minimum supported client	Windows Vista [desktop apps only]
Minimum supported server	Windows Server 2008 [desktop apps only]
Target Platform	Windows
Header	netfw.h
DLL	FirewallAPI.dll