Select the node where a packet should be forwarded.
[nj,ack] = NARVAL_I_NextNode(ni,path)
current node location.
connection path.
next node location.
acknowledgement.
NARVAL_I_NextNode selects the node nj where the packet under consideration located inside the node ni should be forwarded. When nj coincides with the connection destination node, ack rates 1. Else it is 0.
[path]=NARVAL_F_NARVALPath();//path to NARVAL module path=path+'/demos/';//folder path load(path+'RoutingTables_topo_100.dat','pt','rt1','rt2','rt3','rt4','rt5');//loading of the network routing tables load(path+'topo_100.graph','g');//loading of the network graph n=100;//network size bs=15;//constant buffer size [nd,nf]=NARVAL_F_Random_i_j(n);//generation of connection extreme nodes L=1000;//network square area side t=1;//current time [probroute]=NARVAL_I_StartRouteProb(rt1,rt2,rt3,rt4,rt5,pt,n,L);//initialization of the route manager network=NARVAL_I_EmptyBufferNet(n,bs);//initialization of the reception network matrix networks=NARVAL_I_EmptyBufferNet(n,bs);//initialization of the emission network matrix tpmax=n*bs;//maximal quantity of packets simultaneously supported by each network matrix rp=NARVAL_I_EmptyPacketMan(tpmax);//initialization of the packet manager cpmax=5;//maximal quantity of packets per connection ct=1;//connection type selection index: creation of TCP connections swmin=1;//initial sliding window rtmin=1;//initial retransmission time rtmax=50;//maximal retransmission time p=0.90;//probability threshold [swi,rti]=NARVAL_I_TcpStartPar(n,swmin,rtmin);//initialization of the TCP parameters for each node [networks,rp]=NARVAL_I_ConManagerNodes(nd,n,bs,cpmax,networks,rp,ct,p);//generation of new connections [swi,rti,network,networks,rp]=NARVAL_I_E2R(swi,rti,rtmax,network,networks,n,bs,rp,t,probroute);//emission of packets on the reception network ind=find(network(:,$) <> 0);//TCP packets present on the network i=ind(1);//selection of the first one p=network(i,1); r=rp(p,$); path=NARVAL_R_PathERT(evstr('rt'+string(r)),rp(p,2),rp(p,3),n);//extraction of the connection path i//initial values p//packet index path//path [j,ack]=NARVAL_I_NextNode(i,path);//application of NARVAL_I_NextNode j ack | ![]() | ![]() |
Dr. Foued Melakessou
Research Associate
Interdisciplinary Centre for Security, Reliability and Trust
Room F106
University of Luxembourg
6, rue Coudenhove Kalergi
L-1359 Luxembourg-Kirchberg
E-mail: foued.melakessou@uni.lu
Tel: (+352) 46 66 44 5346