IP Addressing scheme:
Washington Elementary School District has been given a class B IP address of 130.10.0.0. This will be divided into subnets by borrowing 7 bits from the host portion, giving 508 hosts per subnet. Subnet mask is therefore 255.255.254.0
Subnets will be allocated according to the schedule below:
Phoenix NWCO
Subnets:
1-22 School LANs
23-33 WAN connections to schools
114 Local LAN
100-103 WAN connections to Greenway
104-107 WAN connections to Sunnyslope CO
112-113 Firewall / Internet services segment
117-119 Hub routers interconnection
Greenway CO
Subnets
34-55 School LANs
56-66 WAN connections to schools
115 Local LAN
100-103 WAN connections to Phoenix
108-111 WAN connections to Sunnyslope
120-122 Hub routers interconnection
Sunnyslope CO
Subnets
67-88 School LANs
89-99 WAN connection to schools
116 Local LAN
104-107 WAN connections to Phoenix
108-111 WAN connections to Greenway
123-125 Hub router interconnection
Note:
Two subnets will be reserved for each school to allow for the implementation of two virtual LANs (VLANs). One VLAN for the Curriculum (C) network for student use and one for the Administration (A) network for staff use.