just a head up . I be not say this be good or bad , it be a modem and appear to work . however , if you be use to be able to connect to you internet modem -lrb- dsl or cable -rrb- and configure such thing as the private network address subnet , dhcp enable\/disable and address range , you can not do that with this modem . there be nothing to configure ; you plug it in and it do what it do . the web interface explain what it do , but you can not change it . something you should know go in ...