Main features:

• SIP/H323 calls routing,
• Subscribers registration by SIP Registrar and RAS,
• Call authorization,
• Call data record (CDR) list maintenance,
• Embedded billing system,
• Interface to external billing system,
• NAT/Firewall support,
• Reports generation.

Advantages:

• Easy and quick installation,
• Various operating system support (Microsoft Windows, Linux, Solaris),
• Administrative web-interface,
• Log maintenatnce with different levels,
• Flexible licensing model,
• Friendly and responsive technical support included in the price.

Feature	Availability
Calls routing:
H.323 support
SIP support
SIP/H.323 conversion
Ability to work with or without media-proxying
Ability to restrict the range of ports used for connections
Using wild characters in route description
Avoiding broken routes
LCR-routing (with embedded billing)
Interface to external router (using RADIUS protocol)
Ability to restrict number of concurrent calls per route
Ability to change dialed number (working with tech-prefixes)
Flexible route parameters management (including fast start and H245 tunneling)
Viewing active calls with ability to interrupt
Working with gateways that do not support standard ports (1719 for RAS and 1720 for H.323 signalling, 5060 for SIP)
Subscribers registration:
Subscribers registration using RAS (gatekeeper)
Subscribers registration using SIP Registrar
Viewing status of registered subscribers
Subscribers registration on upper servers (transparent registration)
Self-registration on upper servers
Calls authorization:
Embedded authorization management by ip-address, username, PIN-code
Interface to external billing system using RADIUS protocol
Q.931 return management
Ability to restrict number of concurrent calls per originator
CDR:
Regular CDR-file generation
Informative call data records (tens of fields)
Unsuccessful calls have been written to CDR (including route hunting information)
Reports generation based on CDR-files
Embedded crash-recovery mechanism for cases of hardware failure
Embeded billing:
Customer list management with current balances
Tariff plan list management
Tariff plans for sale and buy
Balance control at call authorizing (prepaid)
Interface to external billing system:
Authorization using RADIUS protocol
Regular communcation with billing during call proceeding using RADIUS
Ability to build a prepaid-system with external billing
Flexible authorizing parameters customizing (ip-address, username, PIN-code)
NAT/Firewall:
UDP hole punch
STUN-client
Session Border Controller functions
IVR:
Service messages playback
Open XML-based IVR script language
Number spelling (for english and russian)
T.38 support:
RTP
UDP
T.120 support
Working with gateways having different codecs sets
Management:
Administrative web-interface
Remote configuration
Status control

Hardware requirements

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