Linkpro ITG-SH404: 4Port SIP/ H.323 VoIP Gateway( 4* FXO)

Harga:

kunjungi http://www.polaris.web.id

Jumlah Pesanan:

Negara Asal:

Taiwan

Cara Pembayaran:

Transfer Bank (T/T)

Linkpro ITG-SH400 / ITG-SH402 / ITG-SH404
Specification
VoIP Key Features

1. Support SIP and H.323 protocols: SIP Registration and Digest Authentication; Support backup proxy registration H.323 Gatekeeper Registration
2. SIP Single Number / Account for multiple ports
3. Caller ID Delivery: FXS support DTMF& FSK Caller ID generation
4. 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
5. 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
6. AC termination Impedance : 600/ 900 OHM and complex impedance
7. Answer Supervision for Polarity Reversal Detection and Voice detection
8. 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
9. 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
10. 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
11. Voice channels status display: This function display each port status like as on-hook off-hook, calling number called number, talk duration, codec
12. Flash Detection and Generation Program: FXO support Flash Generation and FXS support Flash Detection
13. STUN support for NAT traversal
14. FXO answer Mode : FXO provides Ringing Answer, Connection Answer and Non Answer for configuration
15. VoIP Encryption: Encrypt peer to peer VOIP calls can avoid VoIP blocking of internet

Telephony Specification

1. Voice Codec: G.711( A-law / ¼ -law) , G.729 AB, G.723 ( 6.3 Kbps / 5.3Kbps)
2. FAX support : T.30 / T.38
3. VoIP Encryption: Encrypt peer to peer VOIP calls can avoid VoIP blocking of internet
4. Echo Cancellation: G.165/ G168
5. FXS Tone Table Configuration: Support tone frequency and cadence configuration
6. FXO hang up detection / anti-seized : Busy Tone Learning Automatically / Manual Busy Tone Learning
7. Answer supervision: Support Battery Reverse Detection and Voice Detection
8. FXO answer delay time: Support delay 0 – 8000 ms to answer
9. Adjustable AC Termination Impedance : 600 / 900 OHM and complex Impedance
10. Failsafe Mechanism ( FXS relay to FXO) : Power failed bypass support / Internet Failed bypass / Registered Failed bypass / Unconditional bypass
11. 12K Hz and 16K Hz Pulse Metering ( Customized)
12. Support MWI ( Message Waiting Indicator) by SIP Notify

IP Specification

1. 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
2. LAN : Support Virtual Server, DHCP Server
3. WAN: Support PPPoE client, DHCP client, Fix IP Address, DDNS client
4. Network Address Translation: Providing build-in NAT router function
5. Smart QoS: Guarantee the voice bandwidth
6. IP TOS ( IP Precedence) / DiffServ

Call Features

1. Voice channels status display
2. Direct Dialing Mode : peer to peer call ( support IP Address Call or Domain Name Call)
3. Register Call Mode : register to SIP Proxy Server or H.323 Gatekeeper
4. Adjustable volume : - 9 db ~ 9 db
5. Silence Compression / VAD
6. Auto Dial for speed
7. Dynamic Jitter Buffer
8. Hot-Line and Warm-Line Support Configuration & Management
9. Web-based Graphical User Interface
10. Remote management over the IP Network
11. Backup and Restore Configuration file
12. Syslog client support
13. Auto-Provision

General Specification

1. AC power : AC100V-240V, DC12V/ 1.5A, 50/ 60 Hz
2. Temperature: 0° C ~ 40° C ( Operation)
3. Humidity: up to 90% non-condensing
4. Emission: FCC Part 15 Class B, CE Mark
5. Dimension : 260 x 130 x 35 mm
6. Weight: 900g ( Aluminum)

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