1.Optimize a local area network needing to change three Ge Jiu City switchboards
2.If the new switchboard has no way to be put into use with old equipment,again installation goes back.
3.Dismantle the old switchboard li from machine che4.The new switchboard is assembled to machine chest
5.Carry out allocation on the switchboardst.
6.Wait for order to test being able to be put into use or not with show ,the ping.