Assume a school to obtain a IP address pool: 168.19.196.0/22, when assigned a priority assigned to software college, software institute a total of four departments, 6 for separate room, each department office equipment has 14 units, each room of the need for 60 devices;
(1) according to the actual need, would you please to the optimal allocation scheme allocated to the corresponding department and institute of soft computer room;
(2) according to the scheme to write each department (room) : a subnet address, subnet mask, IP address distribution range and the broadcast address;
(3) network in the planning and design of soft yuan when you consider using the network communications equipment? Please draw the network topology diagram according to this question,