DVG-7022S/7044S/7062 User’s Manual
Appendix
Appendix
Product Features
WAN
•
One 10/100Mbps auto-negotiation, auto-MDI/MDIX RJ-45 Ethernet port
•
Support static IP, PPPoE, BigPond Cable and DHCP address assignment and dynamic DNS
(DDNS)
•
QoS: IP TOS (Type of Services) and DiffServ (Differentiated Services) for both SIP signaling
and RTP
•
NAT Traversal : Port Forwarding, STUN, UPnP and Outbound Proxy
•
NTP: (Network Time Protocol RFC 1305), Accepts up to 3 Time Server
•
Time Zone Support
•
MAC Address Clone
•
RTP Packet Summary : packet sent, packet received, packet loss for voice quality analysis
LAN
•
Four 10/100Mbps auto-negotiation, auto-crossover RJ 45 Ethernet ports
•
Supports router and bridge mode (NAT mode and Non-NAT mode)
•
DHCP server
Advance Firewall and DoS Protection
•
NAT (Network Address Translation) and PAT (Port Address Translation)
•
DMZ, Virtual Server
•
Traffic Filtering based on MAC address, IP address, TCP/UDP Port number and URL string
pattern
•
Prevents attacks based on TCP, UDP, IP and ICMP protocols
•
Prevents attacks such as SYN Flood, IP Spoofing, Ping of Death, Tear Drop, etc.
Voice Features
•
2FXS/2FXO(DVG-7022S), 4FXS/4FXO(DVG-7044S) and 6FXS(Foreign eXchange
Station)/2FXO(Foreign eXchange Office)(DVG-7062) ports
•
SIP (RFC3261) compatible
•
Voice codecs : G.711 a /ulaw, G.726, G.729A, G.723.1
•
CNG (Comfort Noise Generation)
•
VAD (Voice Activity Detection)
•
G.165/G.168 echo cancellation
•
Adjustable Jitter Buffer and programmable Gain Control
•
In-Band DTMF, Out-Of-Band DTMF relay (RFC2833, SIP INFO)
•
Multiple SIP Proxy server entries with failover mechanism
•
Polarity reversal detection (FXO/PSTN) and generation (FXS)
•
T.30 (G.III) / Real time T.38 / Secured T.38 FAX relay
•
DTMF, FSK (Bellcore & ETSI) Caller ID detection and generation.
•
Support Caller ID Restriction (CLIR)
•
Digit Map for dial plan
•
Speed Dial
•
Local phone book for peer-to-peer calling
•
E.164 Numbering & ENUM support
•
Hot-Line, Warm-Line support
•
Single Number / Account (reprehensive number) for multiple ports
•
Recordable greeting message
D-Link Systems, Inc.
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