VoIP Forums: nipaTel.com

SIP v1 (RFC2543), v2(RFC3261)
Support Route,Two 10/100Mbps MACs
Support T.38(Doing)
IP/TCP/UDP/RTP/RTCP
IP/ICMP/ARP/RARP/SNTP
TFTP Client/DHCP Client/ PPPoE Client
Telnet/HTTP Server
DNS Client
NAT/DHCP Server
Support G.723.1 5.3k/6.3k，G.729，G.711 A-Law、μ-Law audio codec algorithm
Dynamic voice detection Echo cancellation Comfort noise generation
Tone generation and Local DTMF generation and detection according with ITU-T
Settings by HTTP web browser (IE6.0)
Advanced settings by Telnet
Voice prompt
Upgrade by TFTP
2RJ45 Ports,Built-in Router,conference.Auto-provision or up****** by HTTP,FTP or TFTP.
For each YWH600A,It can be register 3-SIP account,all can used as callee at anytime.It also can be slected among these 3-SIP account as caller by dial different dial prefix.
For each YWH600B,it can have 3-SIP account and one PSTN phone number,that means each phone own 4 phone numbers,all can be used as callee at anytime.Fo the caller,these 4 account can be selected by dial different relevant prefix(including switch to PSTN as an ordinary PSTN phone)
YWH600B has a real FXO port to support router call from PSTN to VOIP or VOIP to PSTN.

more information
ZHENGZHOU YUNENG COMMUNICATION CO.LTD | ?????? YUXIN|ipphone|gatway<ATA>|voice|gateway|VOIP|USBPh one|conferenceBox |
msn yunengtongxin@hotmail.com