Właściwości:
Support SIPv2
New industry standard
Excellent voice quality (supports G. 711a, G. 711u, G726, G729A and G729B)
Supports calling and receiving land line call (PSTN)
Supports call forwarding to and from PSTN, and Toll bypass (VOB800-SO)
Adaptive jitter buffer and echo cancellation
Zero configuration (secure auto provisioning support)
Supports multiple SIP account registrations
Built-in router function (support ADSL)
Modem and internet sharing
Dial-Plan support
Specifications:
Network protocol
SIP v1(RFC2543) and v2(RFC3261)
IP, TCP, UDP, RTP, RTCP x IP, ICMP, ARP, RARP and SNTP
TFTP and DHCP client
Gateway function:
PPPoE client x STUN
NAT, DHCP x Telnet and HTTP server
DNS client, dynamic DNS and VLAN x DMZ
Virtual x PPTP server
Voice quality
VAD, CNG and LEC x packet loss compensation
Adaptive jitter buffer
Codec: G. 711, G. 723.1, G. 726, G. 729A, G. 729B and iLBC
DTMF functions
In-band DTMF x RFC 2833 DTMF x SIP info
Phone functions:
Volume adjustment x speed dial key
Phone book x flash
IP assignment
Static IP, DHCP and PPPoE
NAT traversal QoS
Web browser x ToS and DiffServ field
Firmware upgrade
TFTP, console and HTTP
Management functions:
Auto-provisioning
Auto-upgrade