Cisco SPA122 ATA with Router
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72,01 €
58,07 € χωρίς Φ.Π.Α

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Cisco SPA122 ATA with Router
  • Καλή ποιότητα και καθαρό ήχο-φωνή χάρη στην υπηρεσία (QoS).
  • Υποστηρίζει λειτουργία fax με ταυτόχρονη μεταφορά φωνής και δεδομένων
  • Διαθέτει 2 τοπικές θύρες τηλεφώνου, 1 fast Ethernet WAN θύρα και 1 fast Ethernet LAN θύρα.
  • Περιλαμβάνει ένα web-based πρόγραμμα ρύθμισης παραμέτρων για εύκολη εγκατάσταση
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Cisco SPA122 ATA with Router

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Τεχνικά χαρακτηριστικά
Physical interfaces 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
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) 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 gateway 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 features QoS (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 10 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
Fax capability Fax tone detection pass-through
Fax pass-through using G.711
Real-time fax over IP using T.38 fax relay (T.38 support is dependent on fax machine and network and transport
Security Password-protected system reset to factory default
Password-protected administrator and user access authority
Provisioning, configuration, and authentication
HTTPS with factory-installed client certificate
HTTP digest: Encrypted authentication using MD5 (RFC 1321)
Up to 256-bit Advanced Encryption Standard (AES) encryption
SIP Transport Layer Security (TLS)
Provisioning, administration,
and maintenance
Web browser administration and configuration using integral web server
Telephone keypad configuration with interactive voice prompts
Automated provisioning and upgrade using HTTPS, HTTP, and Trivial File Transfer Protocol (TFTP)
Asynchronous notification of upgrade availability using Notify
Nonintrusive, in-service upgrades
Report generation and event logging
Statistics in Bye message
Debug and syslog server records: Per-line configurable web browser
Ping and traceroute diagnostics
Configuration management: Backup and restore
Support for Bonjour
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 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 cord
Indicator lights and LEDs Phone 1, phone 2, Internet, and power
Package Contents Cisco SPA122 ATA with Router
5V/2A power adapter
6-ft (1.83m) Ethernet cable
Quick Start Guide
CD with documentation, including license and warranty
Dimensions (WxHxD) 101 x 101 x 28 mm
Unit weight 153 g
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