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General| Network Interface | 10/100 Mbps Ethernet |
|---|---|
| NAT Router | Yes |
| Operating Temperature | 0°C to 40°C (32°F to 104°F) |
| Voice Codecs | G.711, G.723.1, G.729A/B, G.726, iLBC |
| Protocols | TCP/IP/UDP, RTP/RTCP, HTTP/HTTPS, ARP, ICMP, DNS, DHCP, TFTP, NTP, STUN, SRTP |
| VoIP Protocols | SIP RFC3261, TCP/IP/UDP, RTP/RTCP, SRTP, STUN |
| Fax over IP | T.38 |
| Operating Humidity | 10% to 90% non-condensing |
| Compliance | FCC, CE, RCM, UL |
| Ports | 2 FXS ports, 1 FXO port |
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