OpenVox D430E Quad Span T1 E1 J1 PRI PCI-E Card Low Profile Adv

{"type":"root","children":[{"type":"paragraph","children":[{"type":"text","value":"The D430E is an upgrade product of the D410E. It supports T1, E1, and J1 environments and is selectable on a per-card or per-port basis. D430E is supposed to be the most advanced 4 port T1/E1/J1 asterisk® card with superior quality in the open source community. The leading innovation ensures users to adjust the interrupts frequency to reduce the CPU load up to 70% and adjust the interrupt number to avoid interrupt number sharing or conflict."}]},{"type":"paragraph","children":[{"type":"text","value":"D430E supports industry standard telephony and data protocols, including Primary Rate ISDN (both N. American and Standard Euro) protocol families for voice, PPP, Cisco, HDLC, and Frame Relay data modes. Both line-side and trunk-side interfaces are supported."}]},{"type":"paragraph","children":[{"type":"text","value":"D430E works with Asterisk®, Elastix®, FreeSWITCH®, PBX in a Flash, trixbox®, Yate® and IPPBX/IVR projects as well as other Open Source and proprietary PBX, Switch, IVR, and VoIP gateway applications."}]}]}