Cisco SPA303-G1 Datenblatt - Seite 5
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Description
Voice gateway
Provisioning, administration,
and maintenance
Power supply
Physical interfaces
Indicator lights/LED
Dimensions (W x H x D)
Unit weight
Operating temperature
Storage temperature
Operating humidity
Storage humidity
© 2010 Cisco Systems, Inc. All rights reserved. This document is Cisco Public Information.
Specification
● 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)
● Integrated web server provides web-based administration and configuration
● Telephone keypad configuration via display menu/navigation
● Automated provisioning and upgrade via HTTPS, HTTP, TFTP
● 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
● Switching type (100–240V) automatic
● DC input voltage: +5 VDC at 1.0A maximum
● Two 10/100BASE-T RJ-45 Ethernet ports (IEEE 802.3)
● Handset: RJ-9 connector
● Built-in speakerphone and microphone
● Headset 2.5-mm port
● Speakerphone on/off button with LED
● Headset on/off button with LED
● Mute button with LED
● Message waiting indicator LED
● LED test function
8.66 x 7.80. x 1.18 in. (220 x 198 x 30 mm)
1.50 lb ( 0.68kg)
32º ~ 113ºF (0º ~ 40ºC)
–13º ~ 185ºF (–20º ~ 70ºC)
5% to 95% noncondensing
5% to 95% noncondensing
Data Sheet
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