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48-ports voip gateway
BVG48 is a 48 fxo fxs channels VoIP gateway product series designed with the needs of service providers and enterprises in mind.
With BVG48 VoIP SIP gateways, service providers can provide telephony and fax services to subscribers using many access methods such as FTTB, HFC, and ADSL. Enterprises can use the BVG48 for IP PBX phone solutions, and the interconnection of multiple sites like PABXs.
Fearture

  • With 48 fxo fxs analog channels
  • With SIP or MGCP signal
  • SIP-PSTN analog VoIP ATA adapter
  • Support IMS TISPAN Specs
  • TR069 for Management
  • RADIUS Client for CDR
  • High Speed Fax



Introduction

BVG48 is a multi-purpose VoIP gateway product series designed with the needs of service providers and enterprises in mind.

With BVG48 VoIP SIP gateways, service providers can provide telephony and fax services to subscribers using many access methods such as FTTB, HFC, and ADSL. Enterprises can use the BVG48 for IP PBX phone solutions, and the interconnection of multiple sites like PABXs.

BVG48 can also serve as a remote SIP terminal for IP-PBX solutions


Item

Item

BVG48-24

BVG48-48

BVG48-24S

BVG48-48S

BVG48-24/24S

BVG48-16/32S

FXO

24

48

0

0

24

16

FXS

0

0

24

48

24

32

Failover

No

No

No

No

Yes

Yes


Technical Specification

 VoIP Specs

Protocols:   SIP and MGCP

Voice Codecs:  G.711u/aLaw, G.729A, G.723.1, GSM, iLBC

DTMF Method:   RFC2833, SIP INFO, In-Band

G.168 Echo Cancellation

T.38 fax relay, T.30 fax transparent

VAD: Voice Active detection

CNG: Comfort noise generation

Dynamic jitter buffer management Static jitter buffer

QoS:  IEEE 802.1p tag

           DiffServ code point (TOS) bits

Encryption for RTP and SIP packages 

 Network

DHCP / PPPoE / DNS/DDNS / NAT traversal (STUN) / VLAN / FTP/HTTP 

 FXS Ports

Dialing support both of DTMF and Pulse

Polarity inverse generation

Caller ID generation (FSK/DTMF, before ring and after ring)

Ring cadence setting

Ring frequency setting

Volume control

Hook flash timing setting

Message waiting indicator (FSK, polarity inverse, High Voltage 100V) 

 FXO Ports

Polarity inverse detection

Caller ID detection (FSK/DTMF, before ring and after ring)

Busy tone detection

DTMF out-pulsing timing setting

Volume control

Ring timing setting

Automatic attendant (2nd  stage dialing)

Direct inward dialing DID

Busyout 

Call Features

Blind/Explicit  transfer

Call forward

Call Waiting

Caller ID by number or name

Caller ID blocking

Caller ID on call waiting

Distinctive ring

Do not disturb

Music on hold

Color ring back tone

Call progress tone (Configurable)

Release control (Called party control, calling party control)

Three-way calling

Speed dialing

Calling and called number based routing

Call number transformation (Add, delete, replace)

Hunt group (Sequential and circular hunt)

Ring group

Digit map

PSTN failover

Peer to Peer calls without SIP server

Intercom PBX function 

Management

TR069-based management (Include TR069, TR104, and TR106)

Web-based management interface (Local and remote access)

Syslog

 Others

Processor:  ATMEL AT91SAM9G20

DSP:  TI TMS320VC5509A

FXO/FXS Connector: RJ45

Off-hook Detection: Loop start or DDI

Max. User Line Length 1500 meters

Ring Voltage: 60V 20 RMS

OnHook Voltage: -48V

Ring Equivalent Value  5 REN (short distance)

Power supply 100240V AC, 50/60 Hz, 1A max

Power Consumption    75W max

Dimension (H x W x D) 44 x 440 x 260 mm (1U) 

Weight: Net weight: 5Kg; Gross weight (include package): 6Kg

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