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IcmpV4Statistics.EchoRequestsSent Property

Gets the number of Internet Control Message Protocol version 4 (ICMPv4) Echo Request messages that were sent.

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

public abstract long EchoRequestsSent { get; }

Property Value

Type: System.Int64
An Int64 value that specifies the total number of number of ICMP Echo Request messages that were sent.

Echo Request and Echo Reply messages allow a computer to request an ICMP response from a remote computer on a network. This functionality is often used to determine the validity of remote addresses.

The following example displays the value of this property.

public static void ShowIcmpV4EchoData()
    IPGlobalProperties properties = IPGlobalProperties.GetIPGlobalProperties();
    IcmpV4Statistics statistics = properties.GetIcmpV4Statistics();
    Console.WriteLine("  Echo Requests ....................... Sent: {0,-10}   Received: {1,-10}",
        statistics.EchoRequestsSent, statistics.EchoRequestsReceived);
    Console.WriteLine("  Echo Replies ........................ Sent: {0,-10}   Received: {1,-10}",
        statistics.EchoRepliesSent, statistics.EchoRepliesReceived);

.NET Framework

Supported in: 4.6, 4.5, 4, 3.5, 3.0, 2.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1
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