private static void RoutingTable(int netCount, Network[] net, Internet inet)
{
int n = 0;
Console.WriteLine("=================================Routing Table==================================");
Console.WriteLine(" Next subnet " + "Mask " + "Interface");
for (int i = 0; i < netCount; i++)
{
Console.WriteLine("Routes for subnet #{0}", i + 1);
n = i;
for (int j = 0; j < i + 2; j++)
{
if (i == netCount - 2 && j == 0)
{
Console.WriteLine("#{0}: 0.0.0.0 0.0.0.0 {1}", j + 1, Output(inet.Router));
continue;
}
if (j == 0 && i != netCount)
{
if (i == netCount - 1)
{
Console.WriteLine("#{0}: 0.0.0.0 0.0.0.0 {1}", j + 1, Output(net[1].Interface_left));
continue;
}
Console.WriteLine("#{0}: 0.0.0.0 0.0.0.0 {1}", j + 1, Output(net[i + 1].Interface_left));
if (i == 0)
{
break;
}
continue;
}
if (i == netCount - 1)
{
for (int k = 1; k < netCount - 1; k++)
{
Console.WriteLine("#{0}: {1} {2} {3}", k + 1, Output(net[k].IpN), Output(net[k].Mask), Output(net[0].Interface_right));
}
break;
}
if (j == i + 1)
{
Console.WriteLine("#{0}: {1} {2} {3}", j + 1, Output(net[netCount - 1].IpN), Output(net[netCount - 1].Mask), Output(net[i - 1].Interface_right));
continue;
}
Console.WriteLine("#{0}: {1} {2} {3}", j + 1, Output(net[j - 1].IpN), Output(net[j - 1].Mask), Output(net[n - 1].Interface_right));
}
Console.WriteLine("================================================================================");
}
}
static void Main(string[] args)
{
int netCount, allComps = 0;
bool isNext = false;
string[] str;
int[] ip = new int[4];
int[] mask = new int[4];
Console.Write("Enter the IP of network (xxx.xxx.xxx.xxx): ");
str = Console.ReadLine().Split('.');
for (int i = 0; i < str.Length; i++)
{
ip[i] = int.Parse(str[i]);
}
IpInspection(ip);
Console.Write("Enter the mask of network (xxx.xxx.xxx.xxx): ");
str = Console.ReadLine().Split('.');
for (int i = 0; i < str.Length; i++)
{
mask[i] = int.Parse(str[i]);
}
Console.Write("Enter the number of subnets: ");
netCount = int.Parse(Console.ReadLine());
Console.WriteLine("Enter the number of computers in each subnet (>2): ");
Network[] ipNet = new Network[netCount + 1];
Internet iNet = new Internet("8.8.8.8", "0.0.0.0");
for (int i = 0; i < ipNet.Length; i++)
{
ipNet[i] = new Network();
}
ipNet[netCount].AddPCx("83.117.45.0", "255.255.255.252");
ipNet[0].IpN = ip;
for (int i = 0; i < netCount; i++)
{
Console.Write("Subnet #{0}: ", i + 1);
ipNet[i].CompsCount = int.Parse(Console.ReadLine());
if (ipNet[i].CompsCount <= 2)
{
Console.WriteLine("Wrong number of computers!");
Environment.Exit(0);
}
allComps += ipNet[i].CompsCount;
}
MaskInspection(allComps, mask);
for (int i = 0; i < netCount; i++)
{
Console.WriteLine("================================================================================");
Console.WriteLine("Information about subnet #{0} ", i + 1);
if (i != 0)
{
ipNet[i].IpN = ipNet[i - 1].NextSubnet;
isNext = true;
}
ipNet[i].SetMask();
ipNet[i].DistributionOfAddresses(isNext);
ipNet[i].ShowSubnets();
if (i == 0)
{
ipNet[netCount].Connect();
}
}
RoutingTable(netCount + 1, ipNet, iNet);
}