Classroom Diagram and Network Details

• Allocated address space: 169.223.142.0/24

We have split our /24, so far, in to 4 /27 networks.

1. 169.223.142.0/27: Backbone
2. 169.223.142.32/27: Group One
3. 169.223.142.64/27: Group Two
4. 169.223.142.96/27: Group Three

These are public IP addresses.

ASCII Classroom Network Diagram

                                                        ^
                                                        |
                                                    ---------
                                                   |  BB-GW  | .1 (Classroom gateway router)
                                                    ---------
                                                        |
                                                        |
                                                    ---------
                                                   |  BB-SW  | .2 (Classroom backbone switch)
                                                    ---------
                                                   |   |  |  |_________________________________________________
                    _______________________________|   |  |_________________________________                   |
                   |                                   |                                    |                  |
                   |.30                                |.20                                 |.10              noc
             ------------                         -----------                           ----------            .3
            | PC11-15 GW |                       | PC6-10 GW |                         | PC1-5 GW |
             ------------                         -----------                           ----------
                   |.97 (Group 3 gw)                   |.65 (group 2 gw)                    |.33 (group 1 gw)
                   |                                   |                                    |
                   |.98 (mgmt addr)                    |.66 (mgtm addr)                     |.34 (mgmt addr)
             ------------                         -----------                           ----------
            | PC11-15 SW |                       | PC6-10 SW |                         | PC1-5 SW |
             ------------                         -----------                           ----------
    _________| |  |  | |______           _________| |  |  | |_____             _________| |  | | |____
   |      _____|  |  |__      |         |      _____|  |  |__     |           |       ____|  | |__     |
   |     |        |     |     |         |     |        |     |    |           |      |       |    |    |
 pc15  pc14     pc13   pc12  pc11     pc10   pc9      pc8   pc7  pc6         pc5    pc4     pc3  pc2  pc1
 .103  .102     .101   .100  .99      .71    .70      .69   .68  .67        .39     .38     .37  .36  .35