4 FXS 4 FXO /voip ata device/HTM-442
| Place of Origin |
Guangdong, China |
| Brand Name |
SKYLINE |
| Model Number |
HTM-442 |
| Type |
Other, VoIP Gateway, VoIP Gateway |
Product Features
Specifications
voip ata device
Support VPN;
Relay encryption;
Router fuction;
Can be customized
4 FXS & 4 FXO VOIP SIP GATEWAY
The 4FXS 4FXO VoIP Gateway HTM-442 is the performance Gateway of FXO plus FXS. HTM-442 built-in H.323 and SIP protocols. Highly reliable line detection prevents the line hanging death in the largest tent. It can forward outside Caller ID Number under the SIP protocol, which is an important function of PBX application. set connected to the FXS port can also access the PSTN line for traditional telephone service. The HTM-442 is a full featured FXS gateway and is designed for easy installation and configuration. It is an ideal low cost solution for travelers and SOHO users.
Key Features - Static IP support
- Switch mold support
- support DHCP,PPPOE
- Open Standard VoIP Protocols (ITU H.323 V4 and IETF SIP V2)
- Two 10/100 Ethernet for WAN / LAN connections
- Peer-to-Peer IP Calls
- Speech quality ensured by QoS at the Ethernet and IP layers and comprehensive jitter buffer
- Line Echo Cancellation
- VLAN and QoS support
- NAT Transversal and Router functions
- Voice prompts, HTTP Web, Auto Provision support for configuration and updates
- Highly stable embedded Linux operating system in high performance ARM 9 Processor
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Basic Features - Two RJ-11 FXS port for traditional phone set or PBX's trunk line
- Two RJ-11 port for connection to PSTN line(bypass function only)
- LEDs for Power, Ready, Status, WAN, PC, FXS
- Call Forward, Call Hold, Call Transfer
- Dial Plan
- Caller ID
- 3 times re-password
- Billing support
- Keyboard setting
- IP voice enrollment
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Enhanced Features - Dynamic selection of codec
- Advanced jitter buffer
- Automatic traversal of NAT and firewall
- VLAN / Qos
- Router
- Echo cancellation for Speakerphone
- Comfort noise generation (CNG)
- Voice activity detection (VAD)
- Auto provisioning (requires auto provisioning server)
- On line firmware upgrade
- Multi-language support: English and Chinese
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Supported Standards - ITU: H.323 V4, H.225, H.235, H.245, H.450
- RFC 1889 RTP/RTCP
- RFC 2327 SDP
- RFC 2833 RTP Payload for DTMF Digits, Telephony Tones and Telephony Signals
- RFC 2976 SIP INFO Method
- RFC 3261 SIP
- RFC 3264 Offer/Answer model with SDP
- RFC 3515 SIP REFER Method
- RFC 3842 A Message Summary and Message Waiting Indicator
- RFC 3489 Simple Traversal of User Datagram Protocol (UDP) Through Network Address Translators (NATs)
- RFC 3891 SIP “Replaces” Header
- RFC 3892 SIP Referred-By Mechanism
- draft-ietf-sipping-cc-transfer-04 Session Initiation Protocol Call Control - Transfer
- Codec: G.711 (A/µ law), G.729A/B, G.723.1
- DTMF: RFC 2833, In-band DTMF, SIP INFO
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Hardware Specifications - Processor: ARM9E 133MHz
- DSP: VPDSP101 196MHz
- Memory: RAM 16MB/ Flash 4MB
- Power: Input AC100V ~ 240V, output 24 Vdc 500 mA
- Two RJ-11 port
- Power consumption: 6W maximum
- Operating temperature: 10°C to 40°C (32°F to 104°F)
- Storage temperature: 0°C to 50°C (32°F to 122°F)
- Working Humidity: 40% ~ 90% Not congealed
- Weight: 180 g (1 lb) (Including AC/DC Adapter)
- Warranty: one year
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