DNR200V_SERIES_MANUAL_EN_R1_web - Digimerge

TroubleshootingRemote Connectivity TroubleshootingError Possible Causes Solutions• Cannot connect tothe NVR over theInternet• Could connect tosystem previously,but no longer can• Cannot connect tothe NVR using asmartphone or tablet• Ports not forwarded• DDNS Setup not completed• Ports are blocked by InternetService Provider (ISP)• Multiple routers installed inlocal network• NVR internal IP address haschanged• IP address used from outsidelocal network• Router is blocking DDNSconnection from internal network• Port forward the HTTP port (default: 80) and Clientport (default: 35000)• Register for a DDNS account. For details, see“Appendix D: Setting Up DDNS Service” on page 97• Some ISP’s block port 80. Reassign the HTTP portto anything above 1026. Re-complete portforwarding using the newly assigned port• If you have multiple routers, additional setup maybe required. For details, see “Configuring MultipleRouters” on page 94.• This can occur if your router resets due to powerfailure. Set up a fixed IP address for your NVR. Fordetails, see “Configuring DHCP or Fixed IP Address”on page 25• Use the DDNS address to connect to the NVRusing a mobile application (e.g.tomsmtih.digimerge.net )• Turn off WiFi connection and attempt to connectusing 3G or mobile network109