Error Possible Causes Solutions
• Cannot connect to the 
DVR on a local network
• DVR not connected to router • Connect an Ethernet cable from the DVR LAN port 
to your router, and then reset the DVR using the 
power switch
• DVR and computer not on same 
netw
ork
• Ensur
e your DVR and computer are connected to 
the same router
• If your computer is using a WiFi network, try 
connecting it t
o the router using an Ethernet cable
• Cannot connect to the 
DVR o
ver the Internet
• Ports not forwarded • Port Forward the HTTP port (default: 80) and 
Client Port (default: 9000). 
• DDNS account not created • Follow the instructions under “Step 2 of 4: Create 
a DDNS Account” on page  57
• DDNS not enabled on DVR • Follow the instructions under “Step 3 of 4: Enable 
DDNS on the DVR” on page  58
• DDNS address not entered 
c
orrectly
• In Internet Explorer or Safari, enter http://, the 
DDNS domain name from the confirmation email in 
full, and then colon and HTTP port (for example,  
http://tomsmith.myddns-flir.com:80)
• Cannot connect to the 
D
VR using a mobil
e device
• DVR has not been configured 
for Internet connection
• Ensure you have followed all the steps in “Setting 
up your DVR for Remote Connectivity” on page  53. 
See above to troubleshoot remote connections
• Client Port has not been 
f
orwar
ded
• Forward the Client Port (default: 9000) on your 
router.
• IP address used from outside 
internal netw
ork
• Use the DDNS address to connect to the DVR 
using a mobile application
• Router is blocking DDNS 
connection fr
om internal network
• Turn off WiFi connection and attempt to connect 
using 3G or mobile network
164
Troubleshooting
Troubleshooting Remote Connections