Product and Solutions

HX4 VoIP Gateway

HX4 Analog Telephone Adapters (ATA) series offers high quality low-density access devices used in residential, SOHO and mobile office VoIP applications. It provides reliable, low-cost, and flexible means to deploy converged communication solutions for network operators and enterprises. HX4 series can be configured as either 2-in-1 with connections to Ethernet and analog phones, or 3-in-1 with connections to Ethernet, analog phones and CO lines.

Consisting of 3 models, HX4 series is a desktop and wall mountable. The highly compact hardware with a ARM9 400M CPU supports the Linux kernel and the application software which inherits from the New Rock famous MX gateway design, delivering stable performance, high interoperability and compatibility, and rich features. HX4 series is a cost-effective entry-level VoIP device with the capability and quality seen in expensive VoIP equipments.

SIP Protocol
  • RFC3261
  • RFC3262
  • RFC3264
  • RFC3311
  • RFC3515
  • RFC3581
  • RFC3966
  • RFC4028
  • SIP registration (Per trunk, per gateway)
  • Registration expire setting
  • SIP trunk
  • Backup SIP proxy (Up to 10 proxies)
  • Peer-to-peer communication
  • SIP-to-SIP relay
  • Hook flash relay (INFO)
  • Polarity reversal generation
  • Caller ID generation (Bellcore and ETSI FSK, DTMF, before/after ring)
  • Ring cadence setting
  • Ring frequency setting
  • Volume control
  • Hook flash timing setting
  • Message waiting indicator (FSK, polarity inverse)
  • Hot line
  • Relay to FXS extension
  • Redirect to SIP server
  • Interactive Voice Response (IVR) and second-stage dialing
  • Outbound calls from either FXS or service network
  • Battery reversal detection
  • Caller ID detection (Bellcore and ETSI FSK, DTMF, before/after ring)
  • Busy tone detection
  • DTMF out-pulsing timing setting
  • Volume control
  • Ring parameter setting
  • Busyout when FXS is not available
  • G.711ALaw, G.711ULaw, G.729 (Note1) and G.729B (Note1)
  • T.30 fax transparent, T.38 fax relay (Note2)
  • Echo cancellation
  • Dynamic jitter buffer management
  • Static jitter buffer
  • DTMF relay (RFC 2833, SIP/INFO, inband)
  • Adjustable packetization period, 10/20/30/40/50/60ms
  • Call progress tones compliant with multi-nation standards
Voice QoS
  • IEEE 802.1p tag
  • DiffServ code point (TOS) bits
Call control
  • Blind transfer
  • Explicit transfer
  • Call forward on busy
  • Call forward on no answer
  • Call forward variable
  • Call waiting
  • Caller ID
  • Caller ID blocking
  • Caller ID on call waiting
  • Distinctive ring
  • Do not disturb
  • Music on hold
  • Color ring back tone
  • Call progress tone (Configurable)
  • Release control (Called party control, calling party control)
  • Built-in 3-way calling
  • Speed dialing
  • Calling and called number based routing
  • Call number modification (Add, delete and replace)
  • Hunt group (Sequential and circular hunt)
  • Ring group
  • Digit map
  • PSTN failover (Upon IP network break or failure to reach SIP proxy, or power break)
  • DHCP client
  • DNS/DDNS client
  • PPPoE client
  • NAT traversal (STUN)
  • IP filtering list (IP table)
  • SIP/RTP/TELNET/HTTP/TFTP port screening
  • Web-utility access privilege (Admin and user)
System management
  • TR069-based management (TR069, TR104, and TR106) (Note1)
  • Standard SNMP agent,MIB v2 (Note1)
  • Web-utility for configuration, data import/export, and firmware upgrade
  • Auto-provisioning for configuration and firmware upgrade
  • Log management (8 levels)
  • Syslog
  • Debugging and call trace
  • TCP dump
  • System status monitoring and statistics (TR069, SNMP, Web)
Note1: The feature will be released in Q2 of 2011
Note2: The feature will be released in Q3 of 2011
ModelPhone PortCO LineWANPC PortPSTN Failover

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  1. HX4 Specifications