PingReply.Status Property
Gets the status of an attempt to send an Internet Control Message Protocol (ICMP) echo request and receive the corresponding ICMP echo reply message.
Assembly: System (in System.dll)
If the value of Status is not Success, you should not use the values returned by the RoundtripTime, Options or Buffer properties. The RoundtripTime and Buffer properties will return zero, and the Options property will return a null reference (Nothing in Visual Basic).
Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.