1. Physical / logical (per classrom)

                              {outside}
                                  |
                      \|/         |         \|/
                     [AP1]    [Soekris]    [AP2]
                       |          |          |
   ---------+----------+-+----+-[HP-2524]----+-----+--------------+----+----
            |            |    |                    |              |    |
............|............|....|....    ............|..............|....|....
: Mac1      |            |    |   :    : Mac2      |              |    |   :
:           |            |    |   :    :           |              |    |   :
: [V1..Va] [R] [V5..Vb] [R] [NOC] :    : [V9..Vc] [R]  [V10..Vd] [R] [NOC] :
:  |____|___|   |__|_____|        :    :   |___|___|     |___|____|        :
:        A          B             :    :        C             D            :
:.................................:    :...................................:


2. Logical view (per subnet)

                   {outside}
                       |
                      [GW]
                       |
                  -+---+---+-- backbone 10.10.10.0/24
                   |       |
                  [R]    [NOC]
           A       |
   --+----+----+---+--
     |    |    |      
   [VM1] ... [VMx]