ISDN PRI

ISDN is a digital access technology that allows simultaneous, integrated voice and data capabilities.  ISDN PRI (Primary Rate Interface) provides a 1.544Mbps digital transport facility and consists of 23 64Kbps Bearer (B) channels and one 64Kbps Data (D) channel.  Each B channel has the ability to integrate voice, data, image and video.

ISDN PRI offers an array of value-added features for enhanced productivity, such as calling number identification and call-by-call selection.  It also provides superior clarity of digital transmission, high-speed data interfaces and sufficient bandwidth to fulfill your current and future communication needs.

Features:

• Dynamic channel allocation to support voice or data as required
• Multi-service functionality
• Advanced intelligent network services
• Robust disaster recovery and backup solution
• Each PRI handles multiple voice, fax and modem calls simultaneously
• Supports call center applications; extends the life of an existing PBX system

Benefits and Applications:

• Uses existing infrastructure to enable all digital voice and high-speed data applications
• Reduces the overall number of trunks needed by as much as 30 percent
• Reduces call set-up and connection time by up to 90 percent
• Guarantees two-way bandwidth for voice and data
• Transfers large volumes of data and enhanced voice with superior transmission quality