Sonatel LS 256 Kb
                                                      |
                                                 Cisco 1721                     
                                                 169.254.1.1
                                                      |                       
                                                      |                       
                                                 169.254.1.2
                                                     eth2
                                                      |                       
                    +------------eth3------- serveur.sl.refer.sn -----eth4------ Vers Rx CAI 192.168.0.0/24 
                    |        213.154.79.138           |            192.168.0.1
                    |                            eth4:1 (tun0)
                    |                            10.196.128.1
                  eth0                                |
             213.154.79.139                           |
                    |                                 +--- backup.sl.sn.auf
            cache.sl.refer.sn                         |
                    |                                 +--- voip-301
                  eth1                                |
              169.254.2.2                             +--- stefano-rpv   
                    |                                 |
            Sonatel ADSL 2Mo                          +--- miroirs.sl.refer.sn
                                                      |
                                                      +--- visio.sl.sn.auf