CISCO SPA301-G4 1 Line IP Phone
Specifications-:
Data networking
• MAC address (IEEE 802.3)
• IPv4 (RFC 791)
• Address Resolution Protocol (ARP)
• DNS: A record (RFC 1706), SRV record (RFC 2782)
• Dynamic Host Configuration Protocol (DHCP) client (RFC 2131)
• Internet Control Message Protocol (ICMP) (RFC 792)
• TCP (RFC 793)
• User Datagram Protocol (UDP) (RFC 768)
• Real Time Protocol (RTP) (RFC 1889, 1890)
• Real Time Control Protocol (RTCP) (RFC 1889)
• Real Time Control Protocol - Extended Report (RFC 3611)
• Differentiated Services (DiffServ) (RFC 2475)
• Type of service (ToS) (RFC 791, 1349)
• VLAN tagging 802.1p/Q: Layer 2 quality of service (QoS)
• Simple Network Time Protocol (SNTP) (RFC 2030)
Voice gateway
• SIP version 2 (RFC 3261, 3262, 3263, 3264)
• SPCP with the Cisco Unified Communications 500 Series
• SIP proxy redundancy: dynamic via DNS SRV, A records
• Re-registration with primary SIP proxy server
• SIP support in NAT networks (including STUN)
• SIPFrag (RFC 3420)
• Highly secure (encrypted) calling via Secure Real-Time Transport Protocol (SRTP)
• SIP/TLS
• Codec name assignment
• Voice algorithms:
• G.711 (A-law and μ-law)
• G.726 (16/24/32/40 kbps)
• G.729 AB
• G.722
• Dynamic payload support
• Adjustable audio frames per packet
• Dual-tone multifrequency (DTMF), in-band and out-of-band (RFC 2833) (SIP INFO)
• Flexible dial plan support with interdigit timers
• IP address/URI dialing support
• Call progress tone generation
• Jitter buffer: adaptive
• Frame loss concealment
• Voice activity detection (VAD) with silence suppression
• Attenuation/gain adjustments
• Message waiting indicator (MWI) tones
• Voicemail waiting indicator (VMWI), via NOTIFY, SUBSCRIBE
• Caller ID support (name and number)
• Third-party call control (RFC 3725)
Provisioning, administration,
and maintenance
• Integrated web server provides web-based administration and configuration
• Automated provisioning and upgrade via TFTP, HTTP or HTTPS
• Asynchronous notification of upgrade availability via NOTIFY
• Nonintrusive in-service upgrades
• Report generation and event logging
• Statistics transmitted in BYE message
• RTCP-XR
• Syslog and debug server records: configurable per line
Power supply
• Switching type (100-240V) automatic
• DC input voltage: +5 VDC at 1.0A maximum
Physical interfaces
• One 10/100BASE-T RJ-45 Ethernet port (IEEE 802.3)
• Handset: RJ-9 connector
Indicator lights/LED
• Message waiting indicator LED
Dimensions (W x H x D)
7.76 x 3.82 x 1.77 inches (194 x 97 x 45 mm)
Unit weight
1.7 lb ( 0.7711 kg)
Operating temperature
32º ~ 113ºF (0º ~ 40ºC)
Storage temperature
-13º ~ 185ºF (-20º ~ 70ºC)
Operating humidity
5% to 95% noncondensing
Storage humidity
5% to 95% noncondensing
Link-:http://www.zylax.com.au/cisco-spa301g4-1-line-ip-phone-p-55263.html