Call Control Protocols
|
SIP
|
Number of Ports
|
·32FXS (RJ-11 connector)
·1 WAN 10/100Base-T ethernet(RJ-45 connector)
·1 LAN 10/100Base-T ethernet(RJ-45 connector)
·1 console(RS-232 connector)
|
Voice CODECs
|
G.729A, G.723.1, G.711 a/ulaw
|
Network Protocols
|
IPv4、TCP、UDP、PPPoE、DHCP、
DNS、NAT、Telnet、HTTP、FTP、TFTP
|
Configuration and Management
|
·Web-based GUI
·Console, telnet command line
·Centralized network management
·IP configuration setting through IVR
|
Firmware Update
|
Local file, FTP, TFTP and HTTP
|
Telephony Features
|
·Hot-line call
·Dial plan
·Speed dial
·Phone book
|
Telephony Signaling
|
·DTMF tone dectection/generation
·DTMF relay: in-band, RFC 2833 and SIP Info
·Call forward: unconditional, no answer and busy
·N-way conferencing
·Caller ID disply/generation
|
Fax
|
T.38 fax
|
Voice Quality
|
·Echo cancellation
·Silence suppression(voice activity detection, comfortable noise generation)
·Adaptive jitter buffer
|
LEDs
|
1 power, 2 WAN (10M and 100M), 2 LAN
(10M and 100M) and 32 ports
|
Power Supply
|
Input 12V DC/1.2A
|
Dimensions
|
440(W) x 155(D) x 45(H) mm
|
Weight
|
2.1kg
|
Operating Environment
|
·Operating temperature: 0 - 50ºC
·Operating humidity: 10 - 90%
|
Warranty
|
12 Months
|