With 3CX, remote/branch offices can be easily connected so that all inter-office calls are set-up as internal calls and therefore FREE. You can also setup bridges with customers or partners that use 3CX or other SIP PBXs and eliminate phone charges. Watch business communication improve!

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| System overview |
| Web-based console | Using VOIP gateways |
| Add a VOIP provider | Manage extensions | Line management |
| Softphone | User portal | Outlook & CRM integration | Unified communications |
| Integrated fax server | Phone provisioning |
| Call conferencing | Enterprise features |