Answer:
Please check the attachment.
Remember:
All N1, N2, N3N, N4, N5, N6, N7 and each of them are certainly like the server. Also note that Router, repeaters, switch and transmitter are not mentioned in the above diagram. Please assume it in between each location.
Step-by-step explanation:
Please check the attachment. Also, Remember that Server is at the head office, and rest 7 are the 7 branches. The VOIP, video surveillance, Door security system and the computer networks are being shown in the diagram. And each location has a network of computers joined through VLAN, and each of them are given the IP addresses of Class A, Class B and class C of the iPV4(or IPV6), which can be found by the future network administer, operators through the IP address, that is assigned.