Router Client Not Showed

[usman]

hi im new here :) my my setup is

wan1                wan2                                  wan3
dsl pppoe      cable modem static ip        linksys Router 192.168.1.1

pfsense box
                      /                   
                    /                       
    Switch1    /                          \    Switch2  When i connect my swtich 2 to wan3 Router
switch 1 client will ping the client to switch 2 but not shown in workgroup i want to share both to send or
transfer files please guide me how it done thanks in advance