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1 port FXO, 1 port FXS, 1 port WAN, 1 port LAN ATA (VP981)
1 port PSTN,1 port FXS, 1 port WAN, 1 port LAN ATA (VP982)
2 Port FXS, 1 port WAN, 1 port LAN ATA(VP983)
Features:
1) Supports DHCP auto IP address, parameter and static IP address
2) Support PPPOE Protocol (for ADSL), cable modem
3) In accordance with ITU-T and DTMF creation and testing
4) Supports voice code format G.711A/U, G.723.1, G729A/B, G.726VAD/CNG
save band-width
5) Dynamic phonetic test, cozy noise creation, dynamic phonetic buffer technique
6) In accordance with G.165 16ms echo cancellation
7) Supports the E.164 code for dialing standard
8) Simple operation
9) 3 groups server are available
10) Remote control via Internet
11) Setting system parameter by IE windows, resume operation easily
12) Supports SIP protocol (RFC2543, RFC3261)
13) IEEE 802.1P/802.1/ToSu 10 base T/100base TX
14) Supports TCP/IP (ARP/RARP.IP/ICMP.UDP/TCP/IP.RTP/RTCP)
SIP ATA
