Ping.SendPingAsync Method (String, Int32, Byte[])

.NET Framework 4.6 and 4.5

Sends an Internet Control Message Protocol (ICMP) echo message with the specified data buffer to the specified computer, and receive a corresponding ICMP echo reply message from that computer as an asynchronous operation. This overload allows you to specify a time-out value for the operation and a buffer to use for send and receive.

Namespace:   System.Net.NetworkInformation
Assembly:  System (in System.dll)

[HostProtectionAttribute(SecurityAction.LinkDemand, ExternalThreading = true)]
public Task<PingReply> SendPingAsync(
	string hostNameOrAddress,
	int timeout,
	byte[] buffer


Type: System.String

The computer that is the destination for the ICMP echo message. The value specified for this parameter can be a host name or a string representation of an IP address.

Type: System.Int32

The maximum number of milliseconds (after sending the echo message) to wait for the ICMP echo reply message.

Type: System.Byte[]

A Byte array that contains data to be sent with the ICMP echo message and returned in the ICMP echo reply message. The array cannot contain more than 65,500 bytes.

Return Value

Type: System.Threading.Tasks.Task<PingReply>

Returns Task<TResult>.

The task object representing the asynchronous operation.

This operation will not block. The returned Task<TResult>> object will complete after the ICMP packet has been sent and the response has been received.

.NET Framework
Available since 4.5
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