26 routers +16AS+Modem pool for the 16 telephone lines to ask how a client can only allocate numbers, it can be done automatically turn to the second of the first lines busy leisure routes; If the second lines are busy, and the third received automatic idle lines, following the use of sub-analogy.
Will the realization that 16% of a number of virtual numbers, it can only do by telecommunications operators; If telecommunications operators can be done, what needs to be done on the road for the setup?