Network topology

Start of the week - flat network with all hosts and routers on the backbone:

                      {internet}
                          |
      AP1             [m0n0wall] .254         AP2
       |.251              |                    |.252
       |                  |                    |
    ---+--+-----+-------+-+-----+----+-------+-+------ backbone 10.10.254.0/24
          |     |       |       |    |       |
          |     |       |       |    |       |
          R1    R2 ... R18     PC1  PC2 ... PC18

          .1   .2      .18    .101  .102     .118


Later during the week - routed network with 1 network / participant:

           | .200           | .251          | .252
 ---+------+----------+-----+----------+----+--------------+---
    |                 |                |                   | 10.10.254.0/24
    |.1               |.2              | .18               |
   R1                R2     . . .     R18                  |
    | 10.10.1.254     | 10.10.2.254    | 10.10.18.254      | 
    |                 |                |                [Cisco]----{internet}
    | 10.10.1.1       | 10.10.2.1      | 10.10.18.1        |  
   PC1               PC2             PC18                  | 
    | 10.10.0.1       | 10.10.0.2      | 10.10.0.18        |
    |                 |                |                   | 10.10.0.0/24
 ---+-----------------+----------------+-------------------+---
                                          
               Laptops 10.10.0.100 - 10.10.0.199