General
Networking
Connectivity Technology
Wired
Framing Format
G.711, G.723.1
Data Link Protocol
Ethernet, Fast Ethernet
Remote Management Protocol
SNMP 1, Telnet, HTTP, HTTPS
Communication Mode
Half-duplex, full-duplex
Status Indicators
Port status, collision status, link OK, transmit, receive
Features
Fault tolerance, BOOTP support, load balancing, manageable, Trivial File Transfer Protocol (TFTP) support
IP Telephony
Voice Codecs
G.723.1, G.729ab, G.711u, G.711a, T.38
Telephony Interfaces
8 line (FXO)
Communications
Digital Signaling Protocol
SIP
Protocols & Specifications
ITU V.21, ITU V.29, ITU V.17, ITU T.30, ITU T.38
Voice Communication Support
VoIP
Expansion / Connectivity
Interfaces
8 x FXO ¦ 1 x management ¦ 1 x 100Base-TX - RJ-45
Miscellaneous
Compliant Standards
EN 60950, EN55024, UL 60950 Third Edition, EN55022 Class B, ICES-003 Class B, IC CS-03, FCC Part 15 B, FCC Part 68, RoHS, CSA C22.2 No. 60950 Third Edition
Power
Power Device
External power adapter
Voltage Required
AC 120/230 V ( 50/60 Hz )
Environmental Parameters
Min Operating Temperature
32 °F
Max Operating Temperature
104 °F