DrayTek Vigor2930Vn new series routers have two separate WAN ports for connection to Internet service providers through Ethernet with load balancing on interfaces and redundant communication. This solution is often necessary for connection of any office to two different providers to organize a permanent access to the Internet.
Citel Technologies , A Voice over IP Phone company that provides VoIP Business Phone Systems. Its Main products include EXTender, PBXgateway, Upgraded Hardware Products, PBX platforms etc.