This module provides a simple network layer.

Usage diagram

The following diagram shows usage relationships between types. Unresolved types are missing from the diagram.

Inheritance diagram

The following diagram shows inheritance relationships for this type. Unresolved types are missing from the diagram.

Parameters

Name	Type	Default value	Description
interfaceTableModule	string

Properties

Name	Value	Description
display	i=block/fork

Gates

Name	Direction	Size	Description
ifIn	input
ifOut	output
transportIn	input
transportOut	output

Source code

//
// This module provides a simple network layer.
//
module SimpleNetworkLayer like INetworkLayer
{
    parameters:
        string interfaceTableModule;
        *.interfaceTableModule = default(absPath(interfaceTableModule));
        @display("i=block/fork");

    gates:
        input ifIn @labels(INetworkHeader);
        output ifOut @labels(INetworkHeader);
        input transportIn @labels(ITransportPacket/down);
        output transportOut @labels(ITransportPacket/up);

    submodules:
        echo: EchoProtocol {
            parameters:
                @display("p=450,100");
        }
        up: MessageDispatcher {
            parameters:
                @display("p=300,200;b=480,5");
        }
        arp: <default("")> like IArp if typename != "" {
            parameters:
                @display("p=150,300;q=pendingQueue");
        }
        np: <> like INetworkProtocol {
            parameters:
                @display("p=300,300;q=queue");
        }
        lp: MessageDispatcher {
            parameters:
                @display("p=300,400;b=480,5");
        }

    connections allowunconnected:
        up.out++ --> { @display("m=n"); } --> transportOut;
        up.in++ <-- { @display("m=n"); } <-- transportIn;

        np.transportOut --> up.in++;
        np.transportIn <-- up.out++;

        up.out++ --> echo.ipIn;
        up.in++ <-- echo.ipOut;

        lp.out++ --> arp.ifIn if exists(arp);
        lp.in++ <-- arp.ifOut if exists(arp);

        lp.out++ --> np.queueIn;
        lp.in++ <-- np.queueOut;

        lp.in++ <-- { @display("m=s"); } <-- ifIn;
        lp.out++ --> { @display("m=s"); } --> ifOut;
}

File: src/inet/networklayer/common/SimpleNetworkLayer.ned

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