First of all thank you to give this topic because my mistakenly my brother Permanently deleted some of my important files from my folder and i want them very badly thank you for the information may i get them back?
I think Wireless networking is almost the of lan network you have to give manual IP then the connectivity comes to make a part of it so the guys has told the way i will try it to.
First your computer lan and your friends computer should need to be connected to a same service IP and if they are and you server gives you the option to chat use any software there many of them then you can chat Trough Lan.
I did never thought that i can be able to see my network real speed but thank of u i can be i think my server never gave me the speed it told me i will check it today.Thank you,