A European format for digital transmission. E1 supports signals at 2 Mbps (32 channels at 64Kbps, with 2 channels reserved for signaling and controlling), versus the T1, which carries signals at 1.544 Mbps (24 channels at 64Kbps).
Billing Solution... solved!
Fusion is a simple yet robust, integrated, web-based billing and point-of-sale system for the small and medium-sized telecom business. It provides users with access to customer accounts, retail point-of-sale, customer invoicin