The list of devices can be obtained from the topology diagram. Except that the servers are configured as required, the other quantities are very close. ?

Budget:

Switch, six groups, about? 1-30,000 yuan

Twisted pair, 3 boxes, about 2000 yuan.

Tools and crystal heads, about RMB 3,000.

If only the local area network of the library is counted, the scale of about 50 sets is1-30,000 yuan.

If you want to calculate the work PC, it is about16-250 thousand yuan. Save a little, you can buy ordinary things, and if the funds allow, you can spend 300 thousand.

If you want to include the software and hardware of the computer-managed integrated management system (only 1-3 servers are needed because the working computers are listed above), it is estimated that10-150,000 yuan will be added.