these are the red x on the wifi diagnostics.:
UMA
Connection Pref.: Wi-Fi Preferred
UMA Wi-Fi Availabe (check)
Connection: (x)
Error Code: W004
Status:
ISP error. DNS server cannot be reached.
Reg. UNC Address:
punc.t-mobileuncs.com:14001
Registration: (x)
Authentication: (x)

Thanks.