| TOPLINK C&C CORPORATION |
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Item Number:
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VoIP SIP Analog Telephony Aadapter |
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Product Name:
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VIP-220S |
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Features:
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■Compliant with IEEE 802.3, 802.3u 10/100M Ethernet standard
■Supports SIP 3261 (Radvision SIP stack), TCP/UDP/IP, RTP/RTCP, HTTP, ICMP,
ARP,DNS, and DHCP
■Interoperable with various third party SIP end user devices
■Supports popular voice-coders including G.729, and G.711 (A-law and ?law)
■Supports standard voice features such as Caller ID, Consultation Hold, Call Waiting,
Blind Call Transfer,Attended Call Transfer, Call Forwarding, Mid-Call DTMF (only using
RTP)and 3-Way Conferencing
■Supports Silence Suppression, VAD (Voice Activity Detection), CNG (Comfort Noise
Generation) , and Line Echo Cancellation
■Supports DIGEST authentication (MD5 only)
■Provides easy configuration through a web interface and limited configuration through
through the handset dial-pad
■Voice over data prioritization ensure high-quality telephone service
■Supports Local PSTN call transfer to VoIP call or VoIP call transfer to local PSTN call
■Selective PSTN / VoIP voice communications
■PSTN Backup support through Hardware Relay—applicable when power is down or
when WAN interface is down (Optional)
■STUN support for NAT traversal
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