Check your windows firewall

bing wrote:

>I have DSL modem and connected to a router which have 5 port. 1 port
>connected to a DSL MODEM and the 4 port is for LAN. 3 laptop are connected
>wireless and it is working fine but my problem is my three wireless laptop
>can not see each other I can ping my one laptop but the rest I can't.
>Want also to know if how many wireless connection can I use to my 5 port
>router which 1 port is connected to my DSL modem. Do i limited to 4 wireless
>connection only for i have only 4 port on my router?