| TOPLINK C&C CORPORATION |
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Item Number:
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4 Port SIP VoIP Gateway |
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Product Name:
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ITG-SH400 |
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Features:
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■Support SIP and H.323 protocols: SIP Registration and Digest Authentication;Support
backup proxy registration H.323 Gatekeeper Registration
■SIP Single Number / Account for multiple ports
■Caller ID Delivery: FXS support DTMF&FSK Caller ID generation
■Flexible and Smart VoIP call Dialing Book: VoIP call Book could provide any
application VoIP call to any type destination (Domain name / IP address, PSTN or
PBX ) or hunting number setting
■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
■AC termination Impedance : 600/900 OHM and complex impedance
■Answer Supervision for Polarity Reversal Detection and Voice detection
■NAT traversal: This feature allow gateway to operate behind any NAT/Firewall device.
Need not to change any configuration of NAT/Firewall like setting virtual server
■Smart-QoS: This feature provides good voice quality when user place a VoIP call and
also access internet at the same time. The gateway will automatically start to reserve
bandwidth for voice traffic when VoIP call proceeds
■Call Hunting Facility: This function helps gateway to use the lines effectively. This
facility automatically transfers your incoming call to a free line. Subscribers need not
indicate numerous numbers of each port of gateway
■Voice channels status display: This function display each port status like as on-hook
off-hook, calling number called number, talk duration, codec
■Flash Detection and Generation Program: FXO support Flash Generation and FXS
support Flash Detection
■STUN support for NAT traversal
■FXO answer Mode : FXO provides Ringing Answer, Connection Answer and Non
Answer for configuration
■VoIP Encryption: Encrypt peer to peer VOIP calls can avoid VoIP blocking of internet
Telephony Specification
■Voice Codec: G.711(A-law /μ-law), G.729 AB, G.723 (6.3 Kbps / 5.3Kbps)
■FAX support : T.30 / T.38
■VoIP Encryption: Encrypt peer to peer VOIP calls can avoid VoIP blocking of internet
■Echo Cancellation: G.165/G168
■FXS Tone Table Configuration: Support tone frequency and cadence configuration
■FXO hang up detection / anti-seized : Busy Tone Learning Automatically / Manual
Busy Tone Learning
■Answer supervision: Support Battery Reverse Detection and Voice Detection
■FXO answer delay time: Support delay 0 ?8000 ms to answer
■Adjustable AC Termination Impedance : 600 / 900 OHM and complex Impedance
■Failsafe Mechanism (FXS relay to FXO) : Power failed bypass support / Internet Failed
bypass / Registered Failed bypass / Unconditional bypass
■12K Hz and 16K Hz Pulse Metering (Customized)
■Support MWI (Message Waiting Indicator) by SIP Notify
IP Specification
■H.323 v2/v3/v4 and SIP (RFC 3261) , SDP (RFC 2327), Symmetric RTP, STUN
(RFC3489), ENUM (RFC 2916), RTP Payload for DTMF Digits (RFC2833), Outbound
Proxy Support
■LAN :Support Virtual Server, DHCP Server
■WAN: Support PPPoE client, DHCP client, Fix IP Address, DDNS client
■Network Address Translation: Providing build-in NAT router function
■Smart QoS: Guarantee the voice bandwidth
■IP TOS (IP Precedence) / DiffServ
Call Features
■Voice channels status display
■Direct Dialing Mode : peer to peer call (support IP Address Call or Domain Name Call)
■Register Call Mode : register to SIP Proxy Server or H.323 Gatekeeper
■Adjustable volume : - 9 db ~ 9 db
■Silence Compression / VAD
■Auto Dial for speed
■Dynamic Jitter Buffer
■Hot-Line and Warm-Line Support
Configuration & Management
■Web-based Graphical User Interface
■Remote management over the IP Network
■Backup and Restore Configuration file
■Syslog client support
■Auto-Provision
General Specification
■AC power : AC100V-240V, DC12V/1.5A,50/60 Hz
■Temperature: 0°C ~ 40°C (Operation)
■Humidity: up to 90% non-condensing
■Emission: FCC Part 15 Class B, CE Mark
■Dimension : 260 x 130 x 35 mm
■Weight: 900g (Aluminum)
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