Normally you access the UseMyNet admin interface from a PC atteched to one of the LAN ports on the router or from a WiFi attached computer. The URL for the admin page is:

http://10.0.0.1:81/cgi-bin/admin/adminpage.html.

The UseMyNet unit will also have another IP address that it has picked up from it's "Internet" port. This is the port attached to your LAN or Internet router. This "WAN" IP address will depend of the IP range that you use and the DHCP server on your LAN.

To access the UseMyNet unit from a computer on your LAN you would need to add the following lines to the file /etc/umn/hotspot.sh

############### Allow WAN Access ###################
iptables -t nat -A prerouting_wan -p tcp --dport 81 -j ACCEPT
iptables        -A input_wan      -p tcp --dport 81 -j ACCEPT

#################################################

Then, for example if the UseMyNet unit has a WAN IP address of 192.168.1.2 you access the admin interface from: