When multiple frames are cascaded, the eSpace U2980 supports up to 50,000 subscribers. A single frame supports 10,000 subscribers.Provides strict data protection mechanisms and hierarchical subscriber authority management.Supports encryption for both Transport Layer Security (TLS) signaling and Security Real Time Protocol (SRTP) media.Overload control: The system provides multiple overload control mechanisms, such as four-level overload restriction and CPU flow control.Software reliability: Layered and modularized architecture ensures effective system protection, error tolerance, and fault detection.Hardware reliability: All components support redundancy, ensuring system reliability as high as 99.999%.Handles centralized and distributed networking modes.Enables the use of SIP Trunks to connect to the IP PBX and Next Generation Network (NGN)/IP Multimedia Subsystem (IMS).Supports the use of E1/T1 trunks to connect to traditional Private Branch eXchange (PBX) and Public Switched Telephone Network (PSTN).
Powerful and Flexible Networking Capabilities Service Access and Media Resource Capabilities
