The selective call acceptance allows controlling incoming calls by making a list of telephone numbers which you are ready to accept. But incoming calls from subscribers that are not listed are directed to the answering machine by which the caller is informed that you do not accept calls at the moment.
Citel''s Portico TVA enables organizations to deliver high-value Voice over IP features and applications to digital and analog PBX telephones already working and in place over existing infrastructure. Enterprises avoid the need for expensive network asses
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