PL-404 Four port voice gateway supports SIP protocols, offers two 10/100Mbps Ethernet interface and 4 X RJ11 telephone interface.Support Bridge and Router model.Support dual public sip server,Support T38.FAX. It is compatible with various IPPBX and VoIP voice gateway to provide broadband IP voice service.
voice Features
Support SIP protocol
Codec:G.711A/u,G.7231 high/low,G.729
Echo cancellation:Support G.168
Support Voice Gain Setting, Jitter Buffer,VAD,CNG
NAT transverse: support STUN client, Citron, AVS
SIP support SIP domain,SIP authentication (none,basic, MD5)
DNS name of server, Peer to Peer
SIP support pubic/Private server. Can connect to ISP and Private SIP server at same time
SIP support dual public server
DTMF:Support SIP info,DTMF Relay,RFC2833
SIP application: support Call
forward/transfer/holding/waiting
data features
Static/Dynamic WAN-IP-Addressing
PPPoE for xDSL
Support DHCP Client on WAN
Support SNTP Client, 802.1p/q,Diffserv
Network tools in telnet server: Including ping, trace route, telnet client
Specification and applications
data networking
MAC Address
TCP:Transmission Control Protocol
DHCP:Dynamic Host Configuration Protocol
PPPoE:PPP Protocol over Ethernet
SNTP, Simple Network Time Protocol
STUN - Simple Traversal of User Datagram ...
TOS:Type of service
DNS:Domain Name Server
DTMF: Support SIP info, DTMF Relay, RFC2833
NAT transverse: support STUN client, VPN
Support Voice Gain Setting, Jitter Buffer, VAD, CNG
RTP: Real-time Transport Protocol
RTCP:Real-time Control Protocol
Telnet:Internet's remote login protocol
HTTP:Hyper Text Transfer protocol
FTP:File Transfer protocol
TFTP:Trivial File Transfer Protocol
call control features:
Flexible dial map
Support Hotline
Empty calling No. reject service
Black list for reject authenticated call
No disturb
Caller ID
Support T.38 Fax
sip voip phone