VoIP (E80)

Product Description

DG800, ADSL2+/VoIP/WLAN, "3-in-1" residential gateway provides cost-effective telephony and high-speed Internet access with wireless mobility. DG800 is a communication terminal, which integrates ADSL2+ access, broadband SOHO router and VoIP gateway features into one box. With the intelligent configuration, users can easily setup and connect it on Internet without any special knowledge. The DG800 is designed for simple installation and easy remote network management. User can configure and operate easily.

Voice features:
Supports 1 FXO port and 2 FXS ports
G. 711 (5ms block size): Standard PCM voice encoding and decoding, A-law and M-law
G. 729ab (10ms block size): 8kbps voice compression
Echo cancellation: G. 168, 32ms echo-tail (configurable)
Silence suppression VAD and CNG
Dynamic packet loss compensation
Configurable adaptive jitter buffer
Telephony timing synchronization with TDM audio data
Fax and modem tone detection
DTMF generation and detection
Highly configurable and versatile tone generator for call progress tones and special
Information tones

Maintenance features:
Support TFTP/HTTP online upgrading
Safe file updating
MAC address configuration

Management features:
Web
Telnet
CLI

SIP features:
RFC3261
UAC, UAS
Authentication between UAC and proxy server
Simple call establishment and termination
Caller ID display (type 1 and type 2)
The phone number and caller name is configured in the SIP node
Silence suppression, echo cancellation and digit map are configured in the SIP node
IPv4 addressing only
SIP DNS (as defined by RFC3263)
SIP information from DHCP
SIP QoS support
SIP outbound support

MGCP features:
The same call features supported by SIP are also supported by MGCP with the addition
Of three-way calling
Caller ID display (type 1 and type 2). The phone number and caller name is configured
In the MGCP call agent
Silence suppression, echo cancellation and digit map are configured in the MGCP call
Agent
Inter-operability with third-party MGCP call agents and VoIP gateways
MGCP QoS support

WLAN (option):
Standard: IEEE 802.11 a/b/g media access control
CSMA/CA with ACK modulation: OFDM/CCK
Frequency range (range depends on different country): Output
Power: 15dBm (typical)
Sensitivity: -85dBm (typical)
Data rate: 54, 48, 36, 24, 18, 12, 11, 6, 5.5, 2, 1Mbps, auto fallback

LED:
- Power
- DSL
- Data activity
- LAN link
- WLAN
- VoIP

Environment:
Working temperature: 0 ~ 50ºC
Storage temperature: -20 ~ 70ºC
Humidity: 10% ~ 90% RH (non-condensing)
Storage humidity: 5% ~ 95%

EMC:
- FCC part 15 class B, Sec. 15.247, 15.109
- ETS 300328, ETS 301489-1 and 17, CE mark
- EN 60950, EN 55022 class B, EN 50082-1 1998