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HX4 VoIP Gateway
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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)

FXS
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)

FXO
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

Codec/FAX/RTP
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)

Networking
DHCP client
DNS/DDNS client
PPPoE client
NAT traversal (STUN)

Security
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.

Model Phone Port CO Line WAN PC Port PSTN Failover
HX411 1 1 1  Support
HX402 2 0 1  
HX422 2 2 1  Support

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Tel: +86 21-61202700
Fax: +86 21-61202704
Email: gs@newrocktech.com
MSN: newrock.gs@hotmail.com
Skype: newrock.gs
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