subnet masks traffic router subnet 1subnet 2

Subnet Masks

Traffic

Traffic

RouterRouter

Subnet 1 Subnet 2

Network ID Host ID

. . .

Network ID Host ID

. . .

Network ID Host ID

. . .Subnet ID

Network ID Host ID

. . .Subnet ID 2

Network ID Host ID

. . .Subnet ID 3

Network ID Host ID

. . .Subnet ID 1

192.168.1.100

Subnet Mask

192.168.1.100

Subnet Mask

192.168.1. 100

Subnet Mask

192.168.1. 100

Structure of Subnet Masks

. . .

Structure of Subnet Masks

255

Structure of Subnet Masks

0

Structure of Subnet Masks

. . .255 0 0 0

. . .255 255 0 0

. . .255 255 255 0

Structure of Subnet Masks

. . .255 0 0 0

. . .255 255 0 0

. . .255 255 255 0.

Network ID Host ID

. . .255 255 0 0

. . .255 0 255 0

Structure of Subnet Masks

Default Subnet Masks

IP Address Class IP Address Subnet Mask Network ID Host ID

Default Subnet Masks

IP Address Class IP Address Subnet Mask Network ID Host ID

A w.x.y.z 255.0.0.0 w.0.0.0 x.y.z

Default Subnet Masks

IP Address Class IP Address Subnet Mask Network ID Host ID

A w.x.y.z 255.0.0.0 w.0.0.0 x.y.z

B w.x.y.z 255.255.0.0 w.x.0.0 y.z

Default Subnet Masks

IP Address Class IP Address Subnet Mask Network ID Host ID

A w.x.y.z 255.0.0.0 w.0.0.0 x.y.z

B w.x.y.z 255.255.0.0 w.x.0.0 y.z

C w.x.y.z 255.255.255.0 w.x.y.0 z

Custom Subnet MasksCreating Additional Subnets

. . .172 16 2 200

. . .255 255 255 0

. . .IP Address

Subnet Mask

Custom Subnet MasksCreating Additional Subnets

. . .172 16 2 200

. . .255 255 255 0

. . .IP Address

Subnet Mask

Custom Subnet MasksCreating Additional Subnets

. . .. . .255 255 255 0Subnet Mask

. . .172 16 2 0Network ID

172 16 2 200. . .IP Address

Default Subnet Mask

Custom Subnet MasksCreating Additional Subnets

. . .. . .255 255 255 0Subnet Mask

. . .172 16 2 0Network ID

172 16 2 200. . .IP Address

. . .. . .255 255 0 0Subnet Mask

172 16 2 200. . .IP Address

Default Subnet Mask

Custom Subnet MasksCreating Additional Subnets

. . .. . .255 255 255 0Subnet Mask

. . .172 16 2 0Network ID

172 16 2 200. . .IP Address

. . .. . .255 255 0 0Subnet Mask

172 16 2 200. . .IP Address

Default Subnet Mask

Custom Subnet MasksCreating Additional Subnets

. . .. . .255 255 255 0Subnet Mask

. . .172 16 2 0Network ID

172 16 2 200. . .IP Address

. . .. . .255 255 0 0Subnet Mask

172 16 2 200. . .IP Address

. . .172 16 0 0Network ID

Subnet Masks