Optiview DVRJ4 - Manual (Page 39)

DVRJ4
Router‟s IP address is the internet IP. The above
example shows it 192.168.1.1
7.2. Router IP check
User’s manual
Note: The vendor of this DVR can only provide
guidance on how to configure your router. Always
call your ISP or the router‟s technical support for
complete information how to setup your local
network or Internet service.