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Cisco SPA112, 2 Port Phone Adapter - Affordable and Feature-Rich Voice over IP (VoIP)
  • Cisco SPA112, 2 Port Phone Adapter - Affordable and Feature-Rich Voice over IP (VoIP)
  • Cisco SPA112, 2 Port Phone Adapter - Affordable and Feature-Rich Voice over IP (VoIP)

Item Code: NTCI000540 Part Number: SPA112

Cisco SPA112, 2 Port Phone Adapter - Affordable and Feature-Rich Voice over IP (VoIP)

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$49.99 Our Price

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The Cisco SPA112 2 Port Adapter enables high-quality VoIP service with a comprehensive feature set through a broadband Internet connection. Easy to install and use, it works over an IP network to connect analog phones and fax machines to a VoIP service provider and provides support for additional LAN connections.

The Cisco SPA112 includes two standard telephone ports to connect existing analog phones or fax machines to a VoIP service provider. Each phone line can be configured independently. With the Cisco SPA112, users can protect and extend their investment in their existing analog telephones, conference speakerphones, and fax machines as well as control their migration to IP voice with an extremely affordable, reliable solution.

Compact in design and compatible with international voice and data standards, the Cisco SPA112 can be used with residential, home-office, and small business VoIP service offerings, including full-featured hosted or open source IP PBX environments. This easy-to-use solution delivers advanced features to better connect employees and serve customers, all on a highly secure Cisco network.

feature:

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* 9 Open Box items are available and will be eligible for a discount of 10%, except laptops & televisions. Not applicable to Demo items. See in-store for details.

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Physical interfaces 1 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
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
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 transport
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 ?-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 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-wa
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 resilience)
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)

TR-069

Asynchronous notification of upgrade availability using Notify

Nonintrusive, in-service upgrades

Report generation and event logging

Statistics in Bye message

Debug server records and syslog: 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
Regulatory compliance FCC (Part 15 Class B), CE, ICES-003, A-Tick certification, Restriction of Hazardous Substances (RoHS), and UL
Documentation Quick Start Guide

Administration Guide (available online)

Provisioning Guide (available online)
Dimensions (W x H x D) 3.98 x 3.98 x 1.10 in. (101 x 101 x 28 mm)
Unit weight 5.40 oz (153 g)
Operating temperature 32 to 113ºF (0 to 45ºC)
Storage temperature -77 to 158ºF (-25 to 70ºC)
Operating humidity 10 to 90% noncondensing
Storage humidity 10 to 90% noncondensing
Return & Exchange 14 Days
Manufacturer Warranty 1 Year Limited (Standard Warranty)
Manufacturing Defect Exchange 30 Days (First 7 Days Direct Replacement)