SPECIFICATIONS
• Network Protocol
SIP v1(RFC2543),
v2(RFC3261)
IP/TCP/UDP/RTP/RTCP
IP/ICMP/ARP/RARP/SNTP
TFTP Client/DHCP
Client/PPPoE Client
NAT/DHCP Server
Telnet/HTTP Server
DNS Client/DDNS/VLAN
• Voice Quality
VAD/CNG//LEC
Packet Loss Compensation
Adaptive Jitter Buffer
• Codec
* G.711/G.723.1/G.726/G.729A/G.729B
• DTMF Function
In-Band DTMF
RFC 2833 DTMF
SIP Info
• Phone Function
Volume Adjustment
Speed dial key
Phone book
Flash
• IP Assignment
Static IP/ DHCP/PPPoE
• NAT Traversal
Web Browser
• QoS
ToS field
• Firmware Upgrade
TFTP/Console/HTTP
Auto-Provisioning
FTP/TFTP/HTTP
• Dial Plan
• Other Features
Hotline support
Alarm support
Asterisk Open Source IP PBX Support
IP PBX Support