Key benefits
◇Primary and secondary SIP account
◇Flexible steup FXO port group
◇IP trunk
◇Flexible routing and manipulation
◇Data/Voice/Management VLAN
◇Voice and FAX all in one
◇SNMP
◇Firmware update automatically/configure update

Physical Interface
◇Telephone interface:
XY-1000VG-4O: 4FXO, RJ-11
XY-1000VG-8O: 8FXO, RJ-11
XY-1000VG-16O: 16FXO, RJ-11
◇Ethernet Interface: 4*RJ-45 10/100 Base-Tx, RJ-45

Voice & Fax
◇G.711A/U law, G.723.1, G.729A/B
◇Comfort Noise Generation(CNG)
◇Voice Activity Detection(VAD)
◇Echo Cancellation(G.168)
◇Adaptive (Dynamic) Jitter Buffer
◇Programmable Gain Control
◇T.38/Pass-through/Modem FAX mode, Up to 14.4kbps
◇DTMF mode: Signal/RFC2833/INBAND

Private Service
◇Inquire LAN port IP *158#
◇Inquire WAN port IP *159#
◇Get IP address *150*
◇Restart *111#
◇Factory reset *166*000000#

Protocol
◇SIP V2.0 (RFC 3261, 3262, 3264)
◇SDP (RFC 2327)
◇REFER (RFC 3515)
◇RTP/RTCP (RFC 1889, 1890)
◇STUN (RFC 3489)
◇ARP/RARP (RFC 826/903)
◇SNTP (RFC 2030)
◇DHCP/PPPoE
◇TFTP/HTTP/HTTPS
◇DNS/DNS SRV (RFC1706/RFC2782)
◇VLAN 802.1P/802.1Q
◇Diff Serve

FXO Features
◇Busy tone detection
◇No current take out stitches detection
◇Voice interrupted detection
◇One stage dialing
◇Two stage dialing
◇PSTN exterior ports polling
◇Polarity Reversal
◇FAS (Fake billing correction)
◇DC/AC impedance config
◇Calls detection (Bellcore Type 1&2, ETSI, DTMF)

Network Features
◇NAT (Rout & Bridge)
◇Static IP, PPPoE, DHCP
◇DHCP server
◇MAC address clone
◇DMZ
◇IP, TCP, UDP, TFTP, FTP, TCP, ARP, RARP, Ping, NTP, Http, DNS, Tracert
◇Static/dynamic ARP

Call & Routing
◇FXO port group
◇IP Trunk
◇Primary and secondary SIP account
◇32 inbound routing
◇32 outbound routing
◇Number manipulation
◇Dial plan set

Maintain & Upgrade
◇Web based configuration
◇Telnet configuration
◇Data backup/restore
◇Support English and Chinese Language
◇Firmware upgrade by TFTP
◇Web & telnet login password modify
◇Factory reset
◇Automatic time synchronization
◇SNMP
◇IVR local maintenance management

Physical properties
◇Power: input: 100-240V, 50-60Hz, 1.2A Max
4FXO output: 12VDC, 1A
8FXO output: 12VDC, 2A
16FXO output: 110-240VDC, 0.5A
◇Power consumption(W): 4FXO:12; 8FXO:20; 16FXO:48
◇Temperature(operation): 0℃～45℃
(storage): -20℃～80℃
◇Operation Humidity: 10%-90% no condensation
◇Dimension(W/D/H): 4/8FXO 242*152*40mm 1Kg
16FXO 442*280*44mm 3.0Kg