NED File src/inet/applications/udpapp/UdpEchoApp.ned
Name | Type | Description |
---|---|---|
UdpEchoApp | simple module |
Listens on an UDP port, and sends back each received packet to its sender. Note: when used together with UdpBasicApp, UdpBasicApp's "received packet lifetime" statistic will record round-trip times. |
Source code
// // Copyright (C) 2011 OpenSim Ltd. // // SPDX-License-Identifier: LGPL-3.0-or-later // package inet.applications.udpapp; import inet.applications.contract.IApp; // // Listens on an UDP port, and sends back each received packet to its sender. // Note: when used together with ~UdpBasicApp, ~UdpBasicApp's "received packet // lifetime" statistic will record round-trip times. // simple UdpEchoApp like IApp { parameters: string interfaceTableModule; // The path to the InterfaceTable module int localPort; // local port to listen on @display("i=block/app"); @lifecycleSupport; double stopOperationExtraTime @unit(s) = default(-1s); // extra time after lifecycle stop operation finished double stopOperationTimeout @unit(s) = default(2s); // timeout value for lifecycle stop operation @signal[packetSent](type=inet::Packet); @statistic[echoedPk](title="packets echoed"; source=packetSent; record=count,"sum(packetBytes)","vector(packetBytes)"; interpolationmode=none); gates: input socketIn @labels(UdpControlInfo/up); output socketOut @labels(UdpControlInfo/down); }