The service allows hiding the number from which you are calling. Thus,
you ensure yourself a guarantee that your number does not come to a
telemarketing agency and you won’t be troubled by endless calls with offers.
Digium Wildcard TE407P card has a built-in hardware echo cancellation, based on a powerful digital signal processor. Board supports E1, T1 and J1 interfaces, which can be configured for each interface or the entire board as a whole.