Hello<BR><BR>Read a book about networking but have some question about Subnet mask Why subnet mask is always 255.255.255.0 . Does it mean that I can create just 255 hosts? Can someone brief explain of ...

I should be more clear:<BR><BR>The effect of the subnet mask on an interface doesn't do anything in terms of *inbound* traffic.<BR><BR>Either the destination address of an inbound matches the ...