VGW-1620FS

• IETF SIP RFC3261 based on UDP/TCP/TLS
• 16-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 (RFC4733, RFC2833 / SIP
INFO)
• Echo cancellation exceeding ITU-T G.168, up to 128ms
tail length
• Supports SIP Trunk and Caller ID: DTMF/FSK CLI
Presentation
Internet Features
• 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 Features
• 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), 3-way conferencing

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Description

Brand info