source: ResearchApps/PHY/WARPLAB/WARPLab_v6p2/M_Code_Reference/warplab_initNets.m

function socketHandles = warplab_initNets(SyncIPAddr, NodeIPAddrs, NodeUDPPorts)
warplab_defines

%Prepare the magic SYNC socket
thisSock = pnet('udpsocket', SyncPort);
pnet(thisSock, 'setreadtimeout', 1);
pnet(thisSock, 'udpconnect', SyncIPAddr, SyncPort);
%SYNC port should be bigger!

socketHandles = [thisSock];

for n = 1:length(NodeIPAddrs)

    %UDP Connections to individual nodes
    thisSock = pnet('udpsocket', NodeUDPPorts(n));
    if (thisSock == -1),
        errordlg('Could not establish UDP connection.', 'Error');
        pnet('closeall');
        delete(hObject);
    end
    pnet(thisSock, 'udpconnect', warplab_int2IP(NodeIPAddrs(n)), NodeUDPPorts(n));
    pnet(thisSock, 'setreadtimeout', 1);
    socketHandles = [socketHandles thisSock];
end