Product Features - Planet Networking & Communication VGW 20FS Series User Manual

1.2 Product Features

SIP Applications
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Internet Features
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Call Features
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IETF SIP RFC 3261 based on UDP/TCP/TLS
4-/8-/16-/24-/32-line FXS connects to analog phone set or PABX
Fax over T.38 and Pass-through
ITU-T G.711 A-law, G.711 μ-law, G.723.1 and G.729 voice coding
In-band/out of band DTMF (RFC 4733, RFC 2833 and SIP INFO)
Echo cancellation exceeding ITU-T G.168, up to 128ms tail length
Supports SIP Trunk and Caller ID: DTMF/FSK CLI Presentation
Supports SNMP v1/v2/v3
Supports VLAN 802.1P and 802.1Q
Supports Layer3 QoS and DiffServ
Supports STUN (RFC 3489) and Outbound Proxy
Supports TR069 and Auto Provisioning
Supports TLS/SRTP Security
Call waiting/transfer (Blind transfer, Attend transfer)
Call hold /Quick pick
Call Forwarding Unconditional
Call Forwarding on No Reply
Hotline/Speed Dial/Direct IP Call
Do Not Disturb (DND)/Three-way conferencing
4-/8-/16-/24-/32-Port SIP Internet Telephony Gateway
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