BACKBONE IP ADDRESSING FOR WASHINGTON SCHOOL DISTRICT
 

1. Data Center IP addressing

2. Service Center IP addressing

3. Shaw Butte IP addressing

4. Mountain Sky IP Addressing

Service Center IP addressing requirements:
 
   - 4 T1 Point-to-Point connections with Data Center Router, so 4 pairs of IP addresses are needed
 
   - 4 T1 Point-to-Point connections with Shaw Butte Router, so 4 pairs of IP addresses are needed
 
   - 11 T1 Point-to-Point connections with the respective 11 schools that are connected to Service Center, so 11 pairs of IP addresses are needed

Service Center Map:

Service Centre IP addressing scheme:
 

Location

Network

IPs class
and type

IP addresses

Service Centre

150.150.96.0/19
1 subnet used for 4 T1 lines connecting to Data Centre

public class,
static IPs

subnet:150.150.96.0;
broadcast:150.150.127.255;
IPs used:
150.150.96.1...
150.150.96.8

Service Centre

150.150.128.0/19
1 subnet used for 4 T1 lines connecting to Shaw Butte

public class,
static IPs

subnet:150.150.128.0;
broadcast:150.150.159.255;
IPs used:
150.150.128.1...
150.150.128.8

Service Centre

150.150.192.0/25
11x2 subnets used for 11 T1 lines connecting 11 schools with Service Center Router

public class,
static IPs

subnet1_1:150.150.193.0;
broadcast:150.150.193.127;
IPs used:
150.150.193.1...
150.150.193.126

subnet1_2: 150.150.193.128
broadcast: 150.150.193.255
IPs used:
150.150.193.129...
150.150.193.254
...
subnet11_1:150.150.203.0;
broadcast:150.150.203.127;
IPs used:
150.150.203.1...
150.150.203.126

subnet11_2: 150.150.203.128;
broadcast: 150.150.203.255;
IPs used:
150.150.203.129...
150.150.203.254

  - Assigning 11 subnets for the 11 schools will be made on Service Center Router using subinterfaces

Service Centre Detailed IP addressing scheme:
 

Service Centre
Router Interface

IP address

Remote Location Interface

IP address

Serial 0

150.150.96.2

Data Center -
Serial 1

150.150.96.1

Serial 1

150.150.96.4

Data Center -
Serial 2

150.150.96.3

Serial 2

150.150.96.6

Data Center -
Serial 3

150.150.96.5

Serial 3

150.150.96.8

Data Center -
Serial 4

150.150.96.7

Serial 4

150.150.128.1

Shaw Butte -
Serial 4

150.150.128.2

Serial 5

150.150.128.3

Shaw Butte -
Serial 5

150.150.128.4

Serial 6

150.150.128.5

Shaw Butte -
Serial 6

150.150.128.6

Serial 7

150.150.128.7

Shaw Butte -
Serial 7

150.150.128.8

Serial 8, subintf 0

150.150.193.1

Sunset School
Serial 0

150.150.193.2

Serial 8, subintf 1

150.150.194.1

Acacia School
Serial 0

150.150.194.2

Serial 8, subintf 2

150.150.195.1

Mountain Sky School
Serial 0

150.150.195.2

Serial 8, subintf 3

150.150.196.1

Tumbleweed School
Serial 0

150.150.196.2

Serial 8, subintf 4

150.150.197.1

Sweetwater School
Serial 0

150.150.197.2

Serial 8, subintf 5

150.150.198.1

Sunburst School
Serial 0

150.150.198.2

Serial 8, subintf 6

150.150.199.1

Sahuaro School
Serial 0

150.150.199.2

Serial 8, subintf 7

150.150.200.1

Blue Sky School
Serial 0

150.150.200.2

Serial 8, subintf 8

150.150.201.1

Moon Mountain School
Serial 0

150.150.201.1

Serial 8, subintf 9

150.150.202.1

Lookout Mountain School
Serial 0

150.150.202.2

Serial 8, subintf 10

150.150.203.1

Abraham Lincoln School
Serial 0

150.150.203.2




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