네이블의 RCS 시스템은 RCS Client에 대한 서비스 Configuration Provisioning과
Capability Discovery, 1:1 또는 1:N의 메시징 및 파일 전송 등의 Feature를 제공합니다.

Provisioning Configuration
- Service Subscription handling
- HTTP based Provisioning
- PS and non-PS network
- Network-initiated Provisioning

Converged IP communication
- 1-1 Chat / Group Chat
- Large group chat (50+)
- Long Lived Group Chat
- Standalone Messaging
- IsComposing, IMDN
- HTTP File Transfer
- Pause and resume
- Full Store and forward
- Legacy messaging interworking (via IP-SM-GW)

Capability discovery & Social Presence Sharing
- Support of SIP OPTIONS and Presence based discovery
- Initial scan
- Periodic Polling
- Real-time fetch
- User discovery
- Availability/Favorite Link/Free text/ Portrait Icon/Geo-location/etc.