Dinstar DAG 2000-8S8O, VoIP Централа/Gateway, 8x аналогов вход/изход, 2x цифрови абонати

Number of FXO-ports: 8
Number of FXS-ports: 8
The number of Ethernet-ports: 4
Additional Ports: No
Supported VoIP-protocols: SIP 2.0
Management using Web-based interface and the voice menu
4-port Ethernet 10/100 Mbit / s (1xWAN, 3xLAN)
Mode: Switch / Router
A method for producing IP-addresses: StaticIP, DHCP, PPPoE
Support VLAN 802.1P / 802.1Q
DMZ support
MAC Cloning
Protocols: IP, TCP, UDP, RTP, RTCP, STUN, ARP, RARP, DHCP client/server, PPPoE, FTP, TFTP, HTTP(S), DNS, DNS SRV, ICMP, NTP, SNTP
VoIP features
Protocols: SIP 2.0 (RFC 3261,3262,3264)
Codecs: G.711a/u, G.723.1, G.729A/B
Support for DTMF tone dialing
Support for T.38 fax transmission
Echo Cancellation: G.168
Voice Activity Detection (VAD)
Komfortnogo noise generation (CNG)
Adaptive Jitter-buffer
Telephone functions
call Waiting
Call transfer (blind, with notification)
call Transfer
call Hold
Hot line
"Do Not Disturb" mode
Conference Call (3 Party)
voice mail
Функции FXO
Busy tone detection
No current take out stitches detection
Voice interrupted detection
One stage dialing
Two stage dialing
PSTN outer ports polling
Polarity Reversal
FAS (Fake billing correction)
DC/AC impedance config
Calls detection (BellcoreType 1&2, ETSI,DTMF)
management
Web-based interface (Languages: English and Chinese)
Control via telephone (IVR)
Telnet
Conservation and restoration of configuration
Reset to Factory Settings
Firmware upgrade via TFTP
Automatic time synchronization
Support Syslog and SNMP
Performance:
indicator lights
Unit size (WxHxD) mm: 442x230x44
Net Weight, kg: 3
Power supply: 100-240V, 50-60Hz, 0.5A
Power consumption: 48W
Operating temperature, C .: 0 - 45
storage temperature, -20 C .: - 80
Humidity,% .: 10 - 90 without condensation


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