Datasheet

VGW-420FS
3
Product Specications
Product
VGW-420FS
Hardware
WAN 1 x 10/100BASE-TX RJ45 port
LAN 1 x 10/100BASE-TX RJ45 port
Voice 4 x RJ11 connection (4 x Foreign eXchange Station)
Weight 200g
Dimensions (W x D x H) 140 x 86 x 25 mm
Power Requirements 100-240VAC, 50-60 Hz@DC12V 1A
Power Consumption 5W
Protocols and Standard
FXS
Dial Mode: DTMF and Pulse
Pulse: 10 and 20 PPS
Caller ID: DTMF/FSK CLI Presentation
Max Cable Length: 3KM
Reversed Polarity
Programmable Call Progress Tone
Voice & Fax
G.711A/U law, G.723.1, G.729A/B,G.726 and iLBC
Silence Suppression
Comfort Noise Generation(CNG)
Voice Activity Detection(VAD)
Echo Cancellation(G.168), with up to 128ms
Adaptive (Dynamic) Jitter Bu󰀨er
Hook Flash
Programmable Gain Control
T.38/Pass-through
Modem/POS
DTMF mode: Signal/RFC2833/INBAND
VLAN 802.1P and 802.1Q
Layer3 QoS and Di󰀨Serv
VoIP
Protocol: SIP v2.0 (UDP/TCP),RFC3261,SDP,RTP(RFC2833), RFC3262, 3263,3264,3265,3515,2976,3311
RTP/RTCP, RFC2198, 1889
RFC4028 Session Timer
RFC3266 IPv6 in SDP
RFC2806 TEL URI
RFC3581 NAT and rport
Primary/Backup SIP Server
Outbound Proxy
DNS SRV/ A Query/NATPR Query
SIP Trunk
Early Media/Early Answer
NAT:STUN, Static/Dynamic NAT
Supplementary Service
Call Waiting
Blind Transfer
Attend Transfer
Call Forward on Busy
Call Forward on No Reply
Unconditional Call Forward
Warm/Immediately Hotline
Call Hold
Do-not-disturb
3-Way Conference
Message Waiting Indicator
Software Features
Hunting Group
Web ACL
Telnet ACL
Action URL
PPPoE/IPv4/IPv6
Digitmap
Bandwidth Optimization
Routing Rules based Prexes
Caller/Called Number Manipulation