CTI, computer telephony integration, is a necessary component. It must be a part of the basic code. Currently, we need to use external connectors for call centers.

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Still growing

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• The cons, you should take into account an echo or low voice quality over the communication line or throughout the conversation. • The asterisk VoIP has a delay of about 400 milliseconds. • Sluggish stream of communication between the callers and the receivers. View full review »

Difficult to configure and maintain. Needs more in-house management resources. View full review »