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vPBX Telephony Features  VoIP service using SIP.  Voice encoder using G.711/95 Kbps per voice channel offering premium voice quality .  DID (Direct Inward Dialing ) service for accessing directly extensions.  Flexible inbound routing based on customer needs.  Calling Line Identification Presentation (CLIP).  Inward/ Outward Trunk channels vary from 15 up to any needed by customer .  Full interoperability with other customer sites using TDM systems if also served by Rolaware .


 Numbering Portability (for geographical and non geographical numbers), new geographical numbers.


 Very competitive prices for outgoing calls to fixed and mobile numbers in Greece and abroad.  Analytical billing for all calls.  SLA is provided per line according to measurements obtained on field.


Presentation to Layer 1 23


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