Can the two networks communicate with each other internally? If so, simply send data between each machine. If not, then you will need a central server to relay the chat. This won't be peer-peer though like you asked.
You need to answer my previous question before I can suggest anything else.
NAT sounds like you have two networks with a router in between (so are on seperate networks completely)
If they are hidden behind a router, I'm not sure using RAW packets to the MAC address will work, as you only have the external facing MAC to address. Using NAT is is possible though. You need to look up UPnP; this way you can configure router port forwarding dynamically.
OK, so HostGator for some reason no longer allows gcc/g++ access unless you have a Designated Server account, which is a lot of money to spend just to compile my "Hello World" program. Thus I figured I'd compile at home, then upload. Program is your regular old bare-bones Hello World ...
Hi. I have a form with list box : lst_product, datagridview : grd_order and button: btn_addline. lst_product has a list of product ids selected from database (MS Acess 2013) , grd_order is by default empty except for 2 headers and btn_addline adds rows to grd_order.
Hi, as I was told that my code doesn’t scale well at all, I thought perhaps I’d try to get a better understanding of interfaces/abstract classes and classes and the relationship between them.
I don’t want at this stage work on a big separate project as I've already got plenty ...