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Сравнение Модели Семейства продуктов SPA112/122

SPA112 2-Port

SPA122

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Specifications
Data Networking MAC address (IEEE 802.3) IPv4 (RFC 791) upgradeable to IPv6 (RFC 1883) Address Resolution Protocol (ARP) Domain Name System (DNS) A record (RFC 1706) and SRV record (RFC 2782) Dynamic Host Configuration Protocol (DHCP) client (RFC 2131) Point-to-Point Protocol over Ethernet (PPoE) client (RFC 2516) Internet Control Message Protocol (ICMP) (RFC 792) TCP (RFC 793) User Datagram Protocol (UDP) (RFC 768) Real Time Protocol (RTP) (RFC 1889) (RFC 1890) Real Time Control Protocol (RTCP) (RFC 1889) VLAN tagging (IEEE 802.1p) Simple Network Time Protocol (SNTP) (RFC 2030) SIP channels support for both UDP and TCP transportMAC address (IEEE 802.3) IPv4 (RFC 791) upgradeable to IPv6 (RFC 1883) Address Resolution Protocol (ARP) Domain Name System (DNS) A record (RFC 1706) and SRV record (RFC 2782) Dynamic Host Configuration Protocol (DHCP) server and client (RFC 2131) DHCP client reservation DHCP Options 159 and 160 Point-to-Point Protocol over Ethernet (PPoE) client (RFC 2516) Internet Control Message Protocol (ICMP) (RFC 792) TCP (RFC 793) User Datagram Protocol (UDP) (RFC 768) Real Time Protocol (RTP) (RFC 1889) (RFC 1890) Real Time Control Protocol (RTCP) (RFC 1889) Differentiated Services (DiffServ) (RFC 2475) and type of service (ToS) (RFC 791/1349) VLAN tagging (IEEE 802.1p) Simple Network Time Protocol (SNTP) (RFC 2030) Upload data rate limiting: static and automatic QoS voice packet prioritization over other packet types MAC address cloning Port forwarding SIP channels support both UDP and TCP transport VPN pass-through with IP Security encapsulating security payload (IPsec ESP), Point-to-Point Tunneling Protocol (PPTP), and Layer 2 Tunneling Protocol (L2TP)
Voice GatewaySIPv2 (RFC 3261, 3262, 3263, and 3264) SIP proxy redundancy: Dynamic through use of DNS SRV A records Reregistration with primary SIP proxy server SIP support in network address translation (NAT) networks (including Serial Tunnel [STUN]) Highly secure (encrypted) calling using Secure RTP (SRTP) Codec name assignment G.711 (A-law and μ-law) G.726 (32 kbps) G.729 A Dynamic payload Adjustable audio frames per packet Dual-tone multifrequency (DTMF): In-band and out-of-band (RFC 2833) (SIP information)SIPv2 (RFC 3261, 3262, 3263, and 3264) SIP proxy redundancy: dynamic through use of DNS SRV A records Reregistration with primary SIP proxy server SIP support in Network Address Translation (NAT) networks (including Serial Tunnel [STUN]) Highly secure (encrypted) calling using Secure RTP (SRTP) Codec name assignment G.711 (A-law and μ-law) G.726 (32 kbps) G.729 A Dynamic payload Adjustable audio frames per packet Dual-tone multifrequency (DTMF): in-band and out-of-band (RFC 2833) (SIP information)
Voice FeaturesIndependent configurable dial plans with interdigit timers and IP dialing (1 per port) Call progress tone generation Jitter buffer: Adaptive Frame loss concealment Full-duplex audio Echo cancellation (G.165 and G.168) Voice activity detection (VAD) Silence suppression Comfort noise generation (CNG) Attenuation and gain adjustments Flash hook timer Message waiting indicator (MWI) tones Visual messaging waiting indicator (VMWI) using frequency shift keying (FSK) Polarity control Hook flash event signaling Caller ID generation (name and number): Bellcore, DTMF, and European Telecommunications Standards Institute (ETSI) Streaming audio server: Up to 4 sessions Music on hold Call waiting, call waiting and caller ID Caller ID with name and number Caller ID blocking Selective and anonymous call rejection Call forwarding: No answer, busy, and all Do not disturb Call transfer, call return, and call back on busy Three-way conference calling with local mixing Per-call authentication and associated routing Call blocking with toll restriction Distinctive ringing: Calling and called number Off-hook warning tone Advanced inbound and outbound call routing Hotline and warmline calling Long silence (configurable time setting) silence threshold Disconnect tone (for example, reorder tone) Configurable ring frequency Ring validation time setting Tip and ring voltage adjustment setting Ring indication delay settingQoS (Ethernet port upstream bandwidth control) Independent configurable dial plans with interdigit timers and IP dialing (1 per port) Call progress tone generation Jitter buffer: Adaptive Frame loss concealment Full-duplex audio Echo cancellation (G.165 and G.168) Voice activity detection (VAD) Silence suppression Comfort noise generation (CNG) Attenuation and gain adjustments Flash hook timer Message waiting indicator (MWI) tones Visual messaging waiting indicator (VMWI) using frequency shift keying (FSK) Polarity control Hook flash event signaling Caller ID generation (name and number): Bellcore, DTMF, and European Telecommunications Standards Institute (ETSI) Streaming audio server: Up to 4 sessions Music on hold Call waiting, call waiting and caller ID Caller ID with name and number Caller ID blocking Selective and anonymous call rejection Call forwarding: No answer, busy, and all Do not disturb Call transfer, call return, and call back on busy Three-way conference calling with local mixing Per-call authentication and associated routing Call blocking with toll restriction Distinctive ringing: Calling and called number Off-hook warning tone Advanced inbound and outbound call routing Hotline and warmline calling Long silence (configurable time setting) silence threshold Disconnect tone (for example, reorder tone) Configurable ring frequency Ring validation time setting Tip and ring voltage adjustment setting Ring indication delay setting
Physical interfaces1 WAN 100BASE-T RJ-45 Ethernet Port (IEEE 802.3) 2 RJ-11 FXS phone ports for analog circuit telephone device (tip and ring) Reset button 1 WAN 100BASE-T RJ-45 Ethernet Port (IEEE 802.3) 1 LAN 100BASE-T RJ-45 Ethernet Port (IEEE 802.3) 2 RJ-11 FXS phone ports for analog circuit telephone device (tip and ring) Reset button
Subscriber line interface circuit (SLIC)Ring voltage: 40–90 Vpk configurable Ring frequency: 20–25 Hz Ring waveform: trapezoidal Maximum ringer load: 5 ringer equivalence numbers (RENs) On-hook voltage (tip and ring): –46 to –56V Off-hook current: 18–25 mA Terminating impedance: 600 ohm resistive or 270 ohm + 750 ohm 150 nF complex impedance Frequency response: 300–3400 Hz Return loss (600 ohm, 300–3400 Hz): up to 20 dB Insertion loss (1 Vrms at 1 kHz): 3–4 dB Total harmonic distortion (THD) (350 mV peak at 300 Hz): up to 3% Idle channel noise: 72 dB (typical) Longitudinal balance: 55 dB (typical) Off-hook threshold (line seizure): Rdc < 1000 ohm On-hook threshold (line release): Rdc >10000 ohm Rdc DC supervisory range: Rdc > 450 ohmRing voltage: 40–90 Vpk configurable Ring frequency: 20–25 Hz Ring waveform: Trapezoidal Maximum ringer load: 5 ringer equivalence numbers (RENs) On-hook voltage (tip and ring): –46 to –56V Off-hook current: 18–25 mA Terminating impedance: 600 ohm resistive or 270 ohm + 750 ohm 150 nF complex impedance Frequency response: 300–3400 Hz Return loss (600 ohm, 300–3400 Hz): up to 20 dB Insertion loss (1 Vrms at 1 kHz): 3–4 dB Total harmonic distortion (THD) (350 mV peak at 300 Hz): up to 3% Idle channel noise: 72 dB (typical) Longitudinal balance: 55 dB (typical) Off-hook threshold (line seizure): Rdc < 1000 ohm On-hook threshold (line release): Rdc >10000 ohm Rdc DC supervisory range: Rdc > 450 ohm
Power supply DC input voltage: 5V DC at 2.0A maximum Power consumption: 5W Switching type (100–240V) automatic Power adapter: 100–240V and 50–60 Hz (26–34 VA) AC input, with 1.8m cordDC input voltage: 5V DC at 2.0A maximum Power consumption: 5W Switching type (100–240V) automatic Power adapter: 100–240V and 50–60 Hz (26–34 VA) AC input, with 1.8m cord
LEDsPhone 1, phone 2, Internet, and power Phone 1, phone 2, Internet, and power
Environmental
Dimensions (W x H x D)3.98 x 3.98 x 1.10 in. (101 x 101 x 28 mm)3.98 x 3.98 x 1.10 in. (101 x 101 x 28 mm)
Unit weight5.40 oz (153 g)5.40 oz (153g)
Operating temperature32 to 113ºF (0 to 45ºC)32 to 113ºF (0 to 45ºC)
Storage temperature–77 to 158ºF (–25 to 70ºC)–77 to 158ºF (–25 to 70ºC)
Operating humidity10 to 90% noncondensing10 to 90% noncondensing
Storage humidity10 to 90% noncondensing10 to 90% noncondensing