SMC Networks Barricade SMC2404WBR - Manual (Page 93)

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Troubleshooting: Remote Management
Q) I set 0.0.0.0 as the Remote Mgmt. IP and still cannot access the router
remotely.
A)
1)Check for firmware updates from http://www.smc.com. Once updated, reset
and reconfigure your router.
2) Check your permissions with your network administrator. Make sure that you
have access to port 8080.
Q) I set the IP address to a specific WAN IP and still cannot access the router.
A)
1) Go into the browser and type in http://WAN_IP:8080.
2) Check for firmware updates from http://www.smc.com. Once updated, reset
and reconfigure your router.
Note: Check your permissions with your network administrator. Make sure that
you have access to port 8080.