VoIP Trunks
| PBX | IP PBX | |
|---|---|---|
| Architecture | Centralized | Fully distributed |
| Capacity | Capacity is limited by the hardware framework | Scalable capacity, depend on bandwidth and processor capability |
| Scalability | Complexity of system scalability depends on system size | Scalability can be done by using the same architecture |
| Internet Connectivity | Connect to Internet via VoIP gateway | Internet ready |
| Voice Applications | Applications require designated interfaces and equipment | Software-based applications, easy to be implemented |
Features
- Call Routing
- Auto Attendant
- IVR
- Call Forwarding
- Call Retrieval
- Music on Hold
- Call Transfer
- Voicemail
- Ring Group/Hunt Group
- Video Call
- Voice or Video conferencing
- Call Queue
- Call Recording
- Call Park
- Message Waiting Indication (MWI)
- Busy Lamp Field (BLF)
- Intercom/Paging
- Click to Dial
- Multi-Language Support
- Call Hold
- Do Not Disturb (DND)
- Remote extension dialling
- Voicemail/fax to email