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© 2008 Cisco Systems, Inc. All rights reserved. This document is Cisco Public Information.
in design, the SPA400 is perfectly suited for a small business, providing reliable operation for both
VoIP and PSTN voice communication service.
Installed by a service provider, reseller, or end user, the Cisco SPA400 enables transparent PSTN
gateway capabilities for a VoIP telephony network and is a key element in building a solid business
communications system.
System Features
Feature
Benefit
PSTN Telephony Gateway
The Cisco SPA400 PSTN Gateway provides the SPA9000 Voice System with routing
capabilities towards the Public Switched Telephone Network (PSTN), allowing the Small
Business to make and receive calls to/from the Analog telephone networks, keeping the Small
Business connected. The SPA400 PSTN Gateway includes 4 FXO ports to connect up to 4
independent PSTN analog lines.
Voicemail Server
The Cisco SPA400 PSTN Gateway features an internal Voicemail Server for up to 32
voicemail accounts. It allows the user to leave and retrieve Voicemail messages directed to the
Small Business employees.
Specifications
Table 1 contains the specifications and package contents for the Cisco SPA400 Voicemail System
with 4-Port FXO Gateway.
Table 1.
Telephony Features
Feature
Benefit
PSTN (FXO) Telephony
● 4 FXO ports (RJ-11)
● VoIP to PSTN and PSTN to VoIP Call Origination and Termination
● 4 simultaneous active calls
● Caller ID support – Bellcore, ETSI FSK (DTAS and RP-AS), ETSI DTMF and UK.
● Call Progress Tone Generation
● Universal Tone Configuration for Progress and Disconnect tones
● FXO port impedance configuration – 16 settings
● FXO port Attenuation/Gain Adjustments
● Trunk group configuration of FXO ports with SPA9000
● Call Disconnect detection via Disconnect Tone, CPC, Polarity reversal and idle time.
● Ring Frequency, Impedance, Validation Time, Voltage and Indication Delay Configuration
● Line-in Use Voltage Setting
● Operational Loop Current Minimum Value
● On-hook speed setting
● PSTN Answer Delay
● PSTN Call Limit
● DTMF tone length configuration
● DTMF level setting
● Dial out delay
● Dial out battery threshold
IP Telephony
● SIP Registrar Agent (RFC 3261)
● One SIP trunk towards SPA9000
● Direct Inward/Outward Dialing with SPA9000
● G.711 a/u and G.729a
● DTMF in-band support (RFC 2833)
● Adaptative Jitter Buffer
● Frame Loss Concealment
● Echo Cancellation (G.165/G.168)
● Voice Activity Detection with Silence Suppression
Voicemail Server
● 32 Voice mail Accounts
● USB 1.1 Host Interface for the Voicemail Prompts and Messages
● Up to 3.8 hours of message storage with default configuration (USB Memory)
● International language support (see Localization section)
Data Sheet
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