Huawei eSpace U1980 (hereinafter referred to as U1980) is the core switching equipment Huawei IP voice solutions, up to 10,000 users to access, applicable to medium-sized enterprises, to provide professional voice over IP solutions. Features: high integration, rich business * Rich IP voice fidelity voice conferencing capability * Built-in support of a variety of conference mode Support for One-pass operations, any time, any place important calls Supports Unified Messaging docking operations, do not miss any calls Supports Unified Communications applications extend high stability, high reliability · 99.999% carrier-class reliability redundant backup of key modules · Support disaster recovery networking and local regeneration, providing highly reliable solutions to effectively control and cost savings · U1980 The numbers provide a powerful analysis and black list, the phone can be precisely controlled range call · permission 32 enterprise custom controls Supports personal authorization code, effectively control the long-distance phone usage · Supports period, rates and other policies intelligent routing deploy flexible, easy to maintain · visualization tools, easy installation and deployment · unified network management, improve maintenance efficiency networking applications: IP-PBX U1980 can be used as IP-PBX, at the headquarters of the deployment of a U1980, provides call control services for the whole network users . Branch node can scale according to choose U1900 series gateways, as a local voice gateways to provide local regeneration. In this networking mode, the headquarters and branch sites U1980 local voice gateway over a broadband / narrowband relay and carrier networking, support for SIP phones, IAD equipment, analog phones and fax machines and other terminal access, provides users with a rich voice services. U1980 dual-deployment supports local and remote disaster recovery deployment, providing highly reliable Voice over IP solutions. UC core voice gateway U1980 Unified Communications as a core voice gateways, headquarters and deploy a set U1980 UC application server to achieve SIP phones, a variety of terminal voice interoperability and voice conferencing analog telephones, PC client, mobile client, as well as state presence , instant messaging, multimedia conferencing and other UC applications business, improve communication efficiency. Branch node can scale according to choose U1900 series gateways, as a local voice gateways to provide local regeneration speech.