| Feature |
Standard Edition |
Enterprise Edition |
| 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: |
| Open XML-based IVR script language |
 |
 |
| Popular IVR-script included |
 |
 |
| Autoinformator and autoresponder functions |
 |
 |
| 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 |
 |
 |
Proxying mode |
Number of concurrent calls |
Recommended configuration |
Only signalling |
< 64 |
Pentium III 833/256Mb RAM/10 Gb SCSI HDD |
| 64-128 |
Pentium III 833/512Mb RAM/10 Gb SCSI HDD |
| 128-256 |
Pentium III 933/512Mb RAM/10 Gb SCSI HDD |
| 256-512 |
Pentium III 933/512Mb RAM/10 Gb SCSI HDD |
| 512-1024 |
Dual Pentium III 1,4/2048Mb RAM/20 Gb SCSI HDD |
Both signalling and media traffic |
< 64 |
Pentium III 800/256Mb RAM/10 Gb SCSI HDD |
| 64-128 |
Pentium III 933/512Mb RAM/10 Gb SCSI HDD |
| 128-256 |
Pentium III 1/512Mb RAM/10 Gb SCSI HDD |
| 256-512 |
Dual Pentium III 1,13/2048Mb RAM/20 Gb SCSI HDD* |
| 512-1024 |
Dual Pentium III 1,4/2048Mb RAM/20 Gb SCSI HDD* |