Kodeki G.711 (a-law and µ-law)
G.726 (16/24/32/40 kbps)
G.729 A
G.723.1 (6.3 kbps, 5.3 kbps)
Fax pass-though (using G.711)
Echo cancellation (G.165/G.168)

Zasilanie Wewnętrzne

Wymiary (wys x szer x gr) 39 x 170 x 220

Waga 1300

Kolor Czarny

Informacje dodatkowe

8 portów RJ-11 dla telefonów analogowych lub urządzeń FAX
Impedance: 8 ustawień
Call waiting, cancel call waiting, call waiting caller ID
Caller ID with name and number (multinational variants)
Caller IDblocking
Call forwarding: no answer, busy, all
Do not disturb
Call transfer
Three-way conference calling with local mixing
Message waiting indication-visual and tone based
Call return
Call back on busy
Call blocking with toll restriction
Delayed disconnect
Distinctive ringing-calling and called number
Off-hook warning tone
Selective/anonymous call rejection
Touch-tone phoneTouch-tone phone keypad configuration with interactive voice response (IVR)
Fax: G.711 pass-through or real-time fax over IP via T.38

Model	SPA8000

Ruch sieciowy	MAC address (IEEE 802.3) IPv4 - Internet Protocol v4 (RFC 791) ARP - AddressResolution Protocol DNS - A record (RFC 1706), SRV record (RFC 2782) DHCP Client - Dynamic Host Configuration Protocol (RFC 2131) Point-to-Point Protocol over Ethernet (PPoE) client (RFC 2516) TCP - TransmissionControl Protocol (RFC793) Internet Control Message Protocol (ICMP) (RFC 792) User Datagram Protocol (UDP) (RFC 768) RTP - Real Time Protocol (RFC 1889) (RFC 1890) RTCP - Real Time Control Protocol (RFC 1889) DiffServ -Differentiated Services (RFC 2475) ToS - Type of Service (RFC 791, 1349) VLAN tagging 802.1p/Q - Layer 2 quality of service (QoS) SNTP - Simple Network Time Protocol (RFC 2030) Upload data rate limiting-static andautomatic Quality of service (QoS)-voice packet prioritization over other packet types MAC address cloning Port forwarding Session Initiation Protocol (SIP) channels support both UDP and TCP transport VPN pass-through with IPSecurity encapsulating security payload (IPsec ESP), Point-to-Point Tunneling Protocol (PPTP), and Layer 2 Tunneling Protocol (L2TP)
Bramka głosowa	SIP v2 - Session Initiation Protocol version 2 (RFC3261, 3262, 3263, 3264) SIP proxy redundancy - dynamic via DNS SRV, A records Reregistration with primary SIP proxy Server SIP support in NAT networks (including STUN) Adjustable audio frames per packet DTMF - Dual-tonemultifrequency, in-band and out-of-band (RFC 2833) (SIP INFO) Flexible dial plan support with interdigit Times IP address/URI dialing support Call progress tone generation Jitter buffer:adaptive Frame loss concealment Full-duplex audio Echo cancellation (G.165/G.168) Voice activity detection (VAD) with silence suppression Comfort noise generation (CNG) QoS (Ethernet port upstream bandwidth control, physicalport, MAC address, application) Attenuation/gain adjustments Flash hook timer Message waiting indicator (MWI) tones Visual message waiting indicator (VMWI) via frequency shift keying(FSK) Polarity control Hook flash event signaling Caller ID generation (name and number)-Bellcore, DTMF, European Telecommunications Standards Institute (ETSI) Music on hold client Streaming audio server-up to 10 sessions System dial-on-demand routing (DDR) synchronous dynamic RAM (SDRAM)-16 MB System flash ROM-4 MB

www http://www.cisco.com/en/US/prod/collateral/voicesw/ps6790/gatecont/ps10024/ps10025/data_sheet_c78-504120.html

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LINKSYS SPA8000-G5 Bramka VoIP 1xRJ45/8xRJ11

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