Represents an IPv6 network layer (L3).

The module has ports to connect to a higher layer (TCP, UDP) and several network interfaces.

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
xMIPv6Support	bool	false
forwarding	bool	false
multicastForwarding	bool	false
interfaceTableModule	string

Properties

Name	Value	Description
display	i=block/fork

Gates

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

Unassigned submodule parameters

Name	Type	Default value	Description
routingTable.interfaceTableModule	string		The path to the InterfaceTable module
routingTable.ipv6TunnelingModule	string	"^.ipv6.iptunneling"
routingTable.routes	xml	xml("")
routingTable.forwarding	bool	false
routingTable.isRouter	bool	this.forwarding
routingTable.multicastForwarding	bool	false
routingTable.useAdminDist	bool	false	Use Cisco like administrative distances
icmpv6.interfaceTableModule	string		The path to the InterfaceTable module
icmpv6.crcMode	string	"declared"
neighbourDiscovery.interfaceTableModule	string		The path to the InterfaceTable module
neighbourDiscovery.crcMode	string	"declared"
neighbourDiscovery.icmpv6Module	string
neighbourDiscovery.xmipv6Module	string
neighbourDiscovery.routingTableModule	string
neighbourDiscovery.minIntervalBetweenRAs	double	30ms	minRtrAdvInterval: 0.03 sec for MIPv6 , declared as parameter to facilitate testing without recompiling (Zarrar 15.07.07)
neighbourDiscovery.maxIntervalBetweenRAs	double	70ms	MaxrtrAdvInterval: 0.07 sec for MIPv6, declared as parameter to facilitate testing without recompiling (Zarrar 15.07.07)
ipv6.interfaceTableModule	string		The path to the InterfaceTable module
ipv6.routingTableModule	string
ipv6.ipv6NeighbourDiscoveryModule	string
ipv6.icmpv6Module	string
ipv6.ipv6TunnelingModule	string
ipv6.procDelay	double	0s
mipv6support.isHomeAgent	bool
mipv6support.isMobileNode	bool

Source code

//
// Represents an IPv6 network layer (L3).
//
// The module has ports to connect to a higher layer (TCP, UDP) and
// several network interfaces.
//
module Ipv6NetworkLayer like INetworkLayer
{
    parameters:
        bool xMIPv6Support = default(false);
        bool forwarding = default(false);
        bool multicastForwarding = default(false);
        *.xmipv6Module = xMIPv6Support ? absPath(".mipv6support.xMobileIPv6") : "";
        string interfaceTableModule;
        *.forwarding = forwarding;
        *.multicastForwarding = multicastForwarding;
        *.interfaceTableModule = default(absPath(interfaceTableModule));
        *.routingTableModule = default(absPath(".routingTable"));
        *.ipv6NeighbourDiscoveryModule = default(absPath(".neighbourDiscovery"));
        *.icmpv6Module = default(absPath(".icmpv6"));
        *.ipv6TunnelingModule = default(absPath(".iptunneling"));
        @display("i=block/fork");

    gates:
        input ifIn @labels(INetworkHeader);
        output ifOut @labels(INetworkHeader);
        input transportIn @labels(Ipv4ControlInfo/down);
        output transportOut @labels(Ipv4ControlInfo/up);

    submodules:
        routingTable: Ipv6RoutingTable {
            parameters:
                @display("p=100,100;is=s");
        }
        up: MessageDispatcher {
            parameters:
                @display("p=550,100;b=600,5");
        }
        icmpv6: Icmpv6 {
            parameters:
                @display("p=700,200");
        }
        lp: MessageDispatcher {
            parameters:
                @display("p=550,300;b=600,5");
        }
        neighbourDiscovery: Ipv6NeighbourDiscovery {
            parameters:
                @display("p=400,400");
        }
        // TODO: rename to ip
        ipv6: Ipv6 {
            parameters:
                @display("p=550,400");
        }
        iptunneling: <default(firstAvailable("Ipv6Tunneling"))> like IIpv6Tunneling {
            parameters:
                @display("p=700,400");
        }
        mipv6support: <default("xMIPv6Support")> like IxMIPv6Support if xMIPv6Support {
            parameters:
                @display("p=700,500");
        }

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

        up.out++ --> lp.in++;
        up.in++ <-- lp.out++;

        up.out++ --> icmpv6.transportIn;
        up.in++ <-- icmpv6.transportOut;

        icmpv6.ipv6Out --> lp.in++;
        icmpv6.ipv6In <-- lp.out++;

        lp.out++ --> ipv6.transportIn;
        lp.in++ <-- ipv6.transportOut;

        iptunneling.upperLayerOut --> ipv6.upperTunnelingIn;
        iptunneling.upperLayerIn <-- ipv6.upperTunnelingOut;

        iptunneling.linkLayerOut --> ipv6.lowerTunnelingIn;
        iptunneling.linkLayerIn <-- ipv6.lowerTunnelingOut;

        neighbourDiscovery.ipv6Out --> ipv6.ndIn;
        neighbourDiscovery.ipv6In <-- ipv6.ndOut;

        mipv6support.fromIPv6 <-- ipv6.xMIPv6Out if xMIPv6Support;
        mipv6support.toIPv6 --> ipv6.xMIPv6In if xMIPv6Support;

        ipv6.queueOut --> { @display("m=s"); } --> ifOut;
        ipv6.queueIn <-- { @display("m=s"); } <-- ifIn;
}

File: src/inet/networklayer/ipv6/Ipv6NetworkLayer.ned

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