Web mydlink said
Unable to access your DNS-327L.
If you cannot access your DNS-327L, please check that:
-You have at least 256K of bandwidth
-Your DNS-327L is not being blocked by a firewall or an antivirus program
My NAS connects with ADSL modem rounter.
I suspect that I must open port for NAS for connect from internet.
What is a port number that I must open ?