Accesoriu retea Cisco Phone Adapter 2 Port SPA112

Adaptor

Date
RJ-11 / RJ-45

Da

10/100 Mbps

5V DC at 2.0A maximum
Putere consumata: 5 W

G.729 A
Security :
Reset button
TCP (RFC 793)
Music on hold
Do not distu
G.726 (32 kbps)
Dynamic payload
Voice gateway :
Physical interfaces :
Voice features :
Fax capability :
Polarity control
Flash hook time
Full-duplex audio
Data networking :
Caller ID blocking
Silence suppression
Support for Bonjou
Off-hook warning tone
Codec name assignment
Frame loss concealment
Jitter buffer: Adaptive
MAC address (IEEE 802.3)
150 nF complex impedance
Statistics in Bye message
Ring frequency: 20- 25 Hz
Hook flash event signaling
Off-hook current: 18-25 mA
Ring waveform: trapezoidal
VLAN tagging (IEEE 802.1p)
Configurable ring frequency
Hotline and warmline calling
Fax pass-through using G.711
Ring validation time setting
G.711 (A-law and μ-law)
Call progress tone generation
Ring indication delay setting
Caller ID with name and numbe
Voice activity detection (VAD)
Comfort noise generation (CNG)
Fax tone detection pass-through
Frequency response: 300-3400 Hz
Ping and traceroute diagnostics
Attenuation and gain adjustments
Address Resolution Protocol (ARP)
Nonintrusive, in-service upgrades
Adjustable audio frames per packet
SIP Transport Layer Security (TLS)
Report generation and event logging
Idle channel noise: 72 dB (typical)
Echo cancellation (G.165 and G.168)
Call blocking with toll restriction
Ring voltage: 40-90 Vpk configurable
Longitudinal balance: 55 dB (typical)
Message waiting indicator (MWI) tones
User Datagram Protocol (UDP) (RFC 768)
SIPv2 (RFC 3261, 3262, 3263, and 3264)
Selective and anonymous call rejection
Tip and ring voltage adjustment setting
Insertion loss (1 Vrms at 1 kHz): 3-4 dB
Call waiting, call waiting and caller ID
Streaming audio server: Up to 10 sessions
Call forwarding: No answer, busy, and all
Advanced inbound and outbound call routing
Subscriber line interface circuit (SLIC) :
Disconnect tone (for example, reorder tone)
On-hook voltage (tip and ring): -46 to -56V
Rdc DC supervisory range: Rdc max 450 ohm
Real Time Control Protocol (RTCP) (RFC 1889)
Reregistration with primary SIP proxy serve
Configuration management: Backup and restore
IPv4 (RFC 791) upgradeable to IPv6 (RFC 1883)
Per-call authentication and associated routing
Simple Network Time Protocol (SNTP) (RFC 2030)
Distinctive ringing: Calling and called numbe
Real Time Protocol (RTP) (RFC 1889) (RFC 1890)
Three-way conference calling with local mixing
HTTPS with factory-installed client certificate
Provisioning, administration, and maintenance :
Provisioning, configuration, and authentication
Return loss (600 ohm, 300-3400 Hz): up to 20 dB
1 WAN 100BASE-T RJ-45 Ethernet Port (IEEE 802.3)
Call transfer, call return, and call back on busy
Password-protected system reset to factory default
Internet Control Message Protocol (ICMP) (RFC 792)
On-hook threshold (line release): Rdc min 10000 ohm
SIP channels support for both UDP and TCP transport
Off-hook threshold (line seizure): Rdc max 1000 ohm
Maximum ringer load: 5 ringer equivalence numbers (RENs)
Highly secure (encrypted) calling using Secure RTP (SRTP)
Password-protected administrator and user access authority
HTTP digest: Encrypted authentication using MD5 (RFC 1321)
Long silence (configurable time setting) silence threshold
Up to 256-bit Advanced Encryption Standard (AES) encryption
Dynamic Host Configuration Protocol (DHCP) client (RFC 2131)
Telephone keypad configuration with interactive voice prompts
Terminating impedance: 600 ohm resistive or 270 ohm + 750 ohm
Point-to-Point Protocol over Ethernet (PPoE) client (RFC 2516)
SIP proxy redundancy: Dynamic through use of DNS SRV A records
Asynchronous notification of upgrade availability using Notify
Total harmonic distortion (THD) (350 mV peak at 300 Hz): up to 3%
Debug server records and syslog: Per-line configurable web browse
Domain Name System (DNS) A record (RFC 1706) and SRV record (RFC 2782)
Web browser administration and configuration using integral web serve
2 RJ-11 FXS phone ports for analog circuit telephone device (tip and ring)
Visual messaging waiting indicator (VMWI) using frequency shift keying (FSK)
Dual-tone multifrequency (DTMF): In-band and out-of-band (RFC 2833) (SIP information)
Independent configurable dial plans with interdigit timers and IP dialing (1 per port)
SIP support in network address translation (NAT) networks (including Serial Tunnel [STUN])
Automated provisioning and upgrade using HTTPS, HTTP, and Trivial File Transfer Protocol (TFTP) TR-069
Caller ID generation (name and number): Bellcore, DTMF, and European Telecommunications Standards Institute (ETSI)
Real-time fax over IP using T.38 fax relay (T.38 support is dependent on fax machine and network and transport resilience)

Phone 1, phone 2, Internet, and power

101 x 101 x 28 mm

Greutate: 0.153 Kg