PLANET VIP-152T User’s Manual
5
1.2 Software Features and Specification
Application:
z
ISP/ITSP (Internet Telephony Service Provider)
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IP-PBX with office telephony services
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Multi-nation enterprise communication
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SOHO Telephony
Calling Features
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Call
Hold
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Call
Transfer
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Call
Forward
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5 configurable speed dials
Network Supported
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Fixed
IP
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Dynamic Host Configuration Protocol (DHCP)
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PPPoE connection (When PPPoE disconnect, VIP-152T can automatically re-connect)
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Behind NAT IP Sharing Device
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Support QOS by setting DSCP (Differentiated Service Code Point) parameters of VoIP packet
Audio Features
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G.711 a/µ-Law, G.723.1, G.729, G.729a
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VAD,
CNG
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G.165/G.168 compliant echo cancellation
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Programmable Dynamic Jitter Buffer
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Bad Frame Interpolation
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Gain/Attenuation Settings
Provisioning and Configuration
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SIP (RFC3261) compliance
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LCD configuration password protection
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Provide Proxy Mode or Peer-to-Peer Mode (Non Proxy Server needed) selection
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Ring tone, Speaker and Handset volume adjustable
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Support DNS server inquiry
Management Features
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Software Upgrade: TFTP/FTP download