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| GENERAL SPECIFICATION |
EV-204C
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1 WAN, 2 FXS + 2 FXO port GATEWAY
Specification:
Protocol and Standard
ITU-T H.323 v2, v3, v4
compatible.
RTP , RTCP support
RFC 2543 SIP protocol, RFC 2327
SDP protocol
SNMP v2, HTTP, Telnet, DHCP, PPPoE
Voice Processing:
ITU-T G.711/64kbps, G.723.1A/5.3,6.3kbps, G.729A/B/8kbps
Voice Activity Detection (VAD)
Comfort Noise
Generation (CNG)
Tone Generation and Detection:
TIA-464B DTMF, Dial, Busy, Ring Back, Call Progress.
FAX Relay:
T.30/T.38* real-time
FAX compliant
Voice/FAX auto-switch
Echo Cancellation:
G.165/G.168 with 8-16ms echo tail
Software Upgrade:
FTP/TFTP
Network Interface:
1 Ethernet ports
10Base-T and 100Base-T, IEEE802.3
compatible
Power:
100~240V AC, 50~60 Hz to 12V DC, 1.2A power
adapter.
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eV-616G
eV-616
M-4O
M-4S
M-22
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1 WAN,1 LAN, 4 to 16 ports GATEWAY Bandwidth
Manager, Embedded Gatekeeper
1 WAN,1 LAN, 4 to 16 ports GATEWAY Bandwidth
Manager, without Embedded Gatekeeper
M-4O 4FXO
module
M-4S 4FXS module
M-22 2FXS+2FXO module
Specification:
Protocol and Standard
RFC 2543 SIP support
ITU H.323 v2/v3/v4 compliant
RTP RTCP compliant
Remote Management: Web-based Graphical User
Interface (GUI) and Telnet DHCP Client and PPPoE
support
Voice Compression:
ITU G.711/64kbps, G.723.1A/5.3,6.3kbps, G.729A/B/8kbps
Voice Activity Detection (VAD)
Comfort Noise
Generation (CNG)
Tone Generation and Detection:
TIA-464B DTMF, Dial, Busy, Ring Back, Call Progress.
Embedded Gatekeeper function
FAX Relay:
T.30 and T.38 real-time FAX compliant Data/Voice/FAX
auto-switch
Echo Cancellation:
G.165/G.168 compliant with 8-16ms echo tail.
Software Upgrade:
FTP/TFTP
Network Interface:
2 Ethernet ports, one for LAN, one for WAN
10Base-T and 100Base-T, IEEE802.3 compatible
Power:
100~240V AC, 50~60 Hz to 12V DC, 1.2A power
adapter.
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