Telephone Interfaces |
GXW4216/4224/4232: 16/24/32 x RJ11 & 1/1/2 50-pin Telco connectors GXW4248: 2 50-pin Telco connectors |
Network Interfaces |
1 x 10M/100M/1000Mbps auto-sensing RJ45 port |
LED indicators |
LAN Link, LAN Activity, Connection Per Telephone Port |
LCD display |
Backlit 128x32 graphic LCD display with support for multiple languages |
Voice-over-Packet Capabilities |
Window based carrier grade line echo cancellation, dynamic jitter buffer, modern detection & auto-switch to G.711 |
Voice Compression |
G.711, G.723.1, G.76 (40/32/24/16), G.729 A/B, iLBC |
Fax over IP |
T.38 compliant Group 3 Fax Relay up to 14.4kpbs and auto-switch to G.711 for Fax Passthrough, Fax data pump V.17, V.21, V.27ter, V.29 for T.38 fax relay |
Telephony Feature |
Caller ID display or block, call waiting, blind or attended call transfer, call forward, do not disturb, 3-way conference, last call return, paging, message waiting indicator LED (NEON LED) support and stutter tone, auto dial |
QoS |
DiffServ, TOS, 802.1P/Q VLAN tagging |
Network Protocols |
TCP/UDP, RTP/RTCP, HTTP/HTTPS, ARP, ICMP, DNS, DHCP, NTP, TFTP, TELNET, PPPoE, STUN, LLDP |