Network Cut-up

Defined
Cut-off: Adjust the network to minimize impact

First, the cutting process

Pre-cut: Make plans, make cut-and-go preparation, notify contact with cut-off related personnel, ready to cut the equipment used, board, open device access, device configuration backup, network information and network status records

Cut-in: Cut, record operation, handle abnormal situation

Fallback time
After cutting: Testing the business and monitoring the network


Second, the cutting points for attention
1. Complete topology diagram
2. Detailed cut-off plan (need audit confirmation) definite cut-off time arrangement
3, Emergency plan (cut the abnormal, to reasonable treatment)
4, equipment, board need to power test
5, line cutting need to put the label on the online cable

Third, cutting time
1. Cutting time per area
2, each branch after the completion of the cut to start verification business
3. Verify the business validation within 5 minutes of the completion of the area cut-off, during which critical business blocking failures are handled
4, according to the timetable
5, Business normal confirmation after the completion of a region cut
6, complete a region and then the next cut

Personnel arrangements
1, each branch personnel must go to the scene operation, prohibit the remote operation


Iv. verification after completion of cutting
1, the whole network and its delay
2, the key financial business is normal
3, other accessories, such as ordering system is normal
4, the router is normal
5, the branch office access to the Internet is normal
......

Network Cut-up