2
․
G.168 LEC (Line Echo
Canceller)
․
AEC (Acoustic Echo
Canceller)
․
VAD (Voice Activity
Detection)
․
CNG (Comfort Noise
Generator
․
Packet loss compensation
․
Adaptive jitter buffer
Networking
․
IP assignments:
․
Static IP
․
DHCP
․
PPPoE
․
STUN for NAT traversal
․
MAC clone
․
SNTP client
․
Bridge/NAT mode on LAN
․
DHCP server on NAT
mode for LAN
․
DDNS
․
Virtual Server
Security
․
HTTP 1.1 basic/digest
authentication for web
setup
․
MD5 for SIP
authentication (RFC
2069/RFC 2617)
QoS
․
IEEE 802.1Q VLAN
․
ToS field