i have problem setting up with modem and hub

i loose internet connection and get message

connection through wan miniport (pppoe)

error 815 broadband network connectorcould not be established on your computer because your remote server is not responding

i set up but loose internet connection

i need help with emprex nsd 100

whe i set up i loose internet connection get message


connection through wan miniport (pppoe)
error 815 broadband network connectorcould not be established on your computer because your remote server is not responding

i am set up with ......modem and hub