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    HT812

    2-Port ATA with Gigabit NAT Router
    The HT812 is an advanced 2-port analog telephone adapter (ATA) with 2 FXS ports and an integrated Gigabit NAT router.

    • Supports 2 SIP profiles through 2 FXS ports and dual Gigabit ports
    • Includes a built-in NAT router which can handle routing speeds up to 100MBps
    • TLS and SRTP security encryption technology to protect calls and accounts
    • Automated provisioning options include TR-069 and XML config files
    • Supports 3-way voice conferencing
    • Failover SIP server automatically switches to secondary server if main server loses connection
    • Supports T.38 Fax for creating Fax-over-IP
    • Supports a wide range of caller ID formats
    • Use with Grandstream’s UCM series of IP PBXs for Zero Configuration provisioning
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    Product Comparison

    NameHT812
    SPECS
    LINES 2 lines
    AUDIO CONFERENCING 3-Way Voice Conferencing per port
    TELEPHONE INTERFACES Two (2) RJ11 FXS ports; can be expanded by peering with an FXS gateway
    NETWORK INTERFACES Two (2) 10/100/1000Mbps RJ45 ports
    LED INDICATORS POWER, LAN, WAN, PHONE1, PHONE2
    TELEPHONY FEATURES Caller ID display or block, call waiting, flash, blind or attended transfer, forward, hold, do not disturb, 3-way conference
    FAX OVER IP T.38 compliant Group 3 Fax Relay up to 14.4kpbs and auto-switch to G.711 for Fax Pass-through

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