we offer PORTA and VSR billing system. mail us today become a Reseller at support@voice-mac.com.We have anti blocked VPN dialer for UAE,Libya,Saudi Arabia,Lebanon and other VOIP blocked countries.
Call center - is a center where the company's incoming and outgoing calls are taken care of, it can be a centralized office, used for receiving and forwarding high volumes of information, incoming by the way of phone calls. There are two types of call centers internal call center and outsourced call center.