Based on the principle "always home" it provides savings for the outbound roamers and uses the HALYS integrated system to provide a MSC/VLR/SSF/VoIP where the outbound roamers are located. It is able to normally charge the prepaid customers but at a much better tariff to make and receive calls, SMS and MMS.
As a well as for the national registration of all their customers requested by the regulator.The system is running in Harare in due time.
The international tender in which the major vendors had participated was won in February.
The service includes inbound visitors,outbound visitors multi-IMSI in post-paid and pre-paid modes (complete CAMEL functioning).
"Network of the World" (Vivacell) is a new mobile operator in Sudan. Their complete VAS platform system has been installed in Juba.
The 3rd licensed operator has launched a GSM service with an Halys platform commissioned in less than 2 weeks in Kaboul.
Comium is the first operator in Sierra Leone to deploy Welcome SMS (both inbound visitors and outbound subscribers). A full duplication of the VMS/SMSC has also been added which covers also capacity extension needs.
The Halys USSD (software using the SMSC as platform) was installed for an Armenian operator. The application runs on an external system using the SMPP Halys extension. One of the main applications is Wap browser setting self provisioning. The customer uses a menu to select the right profile corresponding to his handset. The application was developed by the operator's own IT engineers.
The combined VMS-SMSC was set up in 3 days, including training, in an entirely-new GSM in Conakry. The international SMS service was also running within days of the installation, with Halys providing remote support.
The OTA provisioning system was delivered with the optimised download procedure. Very large profiles (16 SMS) are delivered in less than 30 seconds using the in-built optimised SMS-MT procedure.
a location system based on “Timing Advance” measured by a mobile-embedded application. Measurements are transmitted to a geolocation centre where they serve to work out the user’s position. This can then be used, for example, to automatically transmit platform numbers as the user approaches a train station.
sends a welcome message to subscribers and tourists, in their own language, when they arrive in a foreign country.
a system designed to optimise roaming costs. It makes it possible to cut out call-forwarding costs to a roamer’s voice mailbox.
redundant SMSC/VMS with full handling of prepaid customers' payment.
filtering based on origin and content of all inbound SMS-MT to protect subscribers, from SMS spamming (advertising, profane language). Content filtering uses keywords and “Bayesian filtering”. SMS-MO anti-spoofing filtering avoids SMS-MO fraudulent use of SMSC.
a pre-configured factory-integrated VMS/SMSC has allowed a very quick cutover, including full training, for a GSM network launch.