The stars and the other background images are default backgrounds stored by Continuum, which is why zones don't really need to add it as a LVZ. Each of the background images start from bg01.bm2 all the way to bg14.bm2 (remember that bm2 = bmp). The images aren't part of the LVL (map) but are instead placed by the client.
3 lights on your DSL modem I presume? Sounds like a connection issue with your ISP. Call them and see if they're screwing you over (like all DSL companies do).