Hidden Configuration Screens
The 3Com Office Connect 3CRWE754G72-A / Belkin 7630-4A and SMC routers have a few hidden screens that are not always visible via the web interface links. Use the URLs shown in these screenshots to access the extra features. NOTE using these extra features is at your own risk, they may or may not work depending on the firmware your router has.
dyndns.jpg
dyndns.jpg
spi-firewall.jpg
spi-firewall.jpg
spi-firewall-part2.jpg
spi-firewall-part2.jpg