SPA-112 2 Port Phone Adapter

SPA-112

Cisco SPA 112 2-Ports Phone Adapter

Features :

·        Enables high-quality VoIP service with a comprehensive feature set through a broadband Internet connection.

·        Provides high-quality, clear-sounding voice, using advanced voice quality-of-service (QoS) capabilities and the industry-leading voice Session Initiation Protocol (SIP) stack.

·        Supports reliable faxing with simultaneous voice and data use.

·        Includes two standard telephone ports, each with an independent phone number, for use with fax machines or analog phone devices.

·        Is compatible with all industry voice and data standards and common telephone features such as caller ID, call waiting, and voicemail.

·        Includes a simple-to-use web-based configuration utility for easy deployment.

Specification :

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 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	:	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 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 & 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
Physical Interface	:	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
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
Dimension	:	3.98 x 3.98 x 1.10 in. (101 x 101 x 28 mm)
Weight	:	153 gram