| | Support SIP V1 ( RFC2543) , V2 ( RFC3261)
Provide 1xWAN, 1xLAN
Perfect sound quality: VAD( Voice Activity Detection) , CNG( Comfortable Noise Generator) , LEC( Line Echo Canceller) , Packet Loss Compensation, Adaptive Jitter Buffer
Support IP/ TCP/ UDP/ RTP/ RTCP, ICMP/ ARP/ RARP/ SNTP
Support TFTP Client/ DHCP Client/ PPPoE Client, Static IP
Support Telnet/ HTTP Server, DNS Client
Support Codec G.711, G.723, G.726, G.729A and G.729B
Router function
PoE ( Power Over Ethernet) – optional
Call Hold, Call Waiting, Caller ID, 3-way Conference, DND
Call forward ( all forward, busy forward and no answer forward.
In-Band DTMF, Out-of Band DTMF, SIP Info
Registrar Server ( three SIP Account)
Speaker Phone, Speed dial, Phone book, Flash and Volume Adjustment function
HTTP 1.1 basic/ digest authentication for Web setup
MD5 for SIP authentication ( RFC2069/ RFC 2617)
QoS: ToS field
NAT Traversal : STUN
Web Browser, Telnet, Keypad Configuration
TFTP, Telnet, HTTP firmware upgrade | | |
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