Data speed transfer

In a network where we have 2 PCs with a 100 Mbits NIC on each, and a switch/hub of 100 as well the maximum speed we can have is around 12.5MBytes/sec. Why? Because in each byte there are 8 bits, and considering that the communication includes additional protocol data control information, it may be reduce to 10 … Continue reading →

How To Calculate a TCP-IP Subnet Mask

There are two main things to remember when trying to calculate subnets. The first is that that default subnet for a range is 255.255.255.0. This subnet, that we all recognize gives you one network with 255 different addresses from 1 to 255. Fairly easy stuff so far. The second thing to remember is the formula … Continue reading →