The DSL light on the router needs to be on before the internet light can come on.
Having the NBN box DSL light on means it is communicating with the NBN network. The router DSL light off may indicate a problem at the far end.
You can persist with online chat or wait for a moderator on this post.
Or make a new post with these extra bits of info added in.
Make the subject: Internet connection slow and drops out.
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