Yeastar Linkus Cloud Service
-
- Brand Store: Yeastar
- Model: Yeastar Linkus Cloud Service
- Availability: Out Of Stock
- Part No: S100-LCS-Pro
Key features
The Yeastar Linkus Cloud Service (LCS) is a value-added tunneling service designed to simplify remote connectivity for users of Yeastar S-Series VoIP PBX and K2 IP-PBX systems. It eliminates the need for complex port forwarding and NAT configuration, providing a secure, "one-click" remote office setup.

Yeastar Yeastar Linkus Cloud Service
| Category | Specification |
|---|---|
| Service Type | Yeastar Linkus Cloud Service for On-Premises PBX Systems |
| Standard Plan | Linkus Cloud Service (LCS) • Automated server setup • Instant remote connection for Linkus clients • Instant Messaging and File Sharing |
| Advanced Plan | Linkus Cloud Service Pro (LCS Pro) • Includes all LCS features • Remote SIP Service • Dedicated PBX Domain Name (FQDN) • No port forwarding required for remote IP phones and gateways |
| Client Application | Linkus Unified Communications (UC) Client |
| Mobile (iOS) | Requires iOS 11.0 or later |
| Mobile (Android) | Requires Android 8.0 or later (limited support for 5.0 / 6.0) |
| Desktop (Windows) | Windows 7 or later; Minimum 2 GHz CPU, 4 GB RAM, 300 MB disk space |
| Desktop (macOS) | macOS 10.11 (El Capitan) or later |
| Web Client | Google Chrome 87+, Microsoft Edge 87+, Opera 72+ |
| Unified Communications | Voice calling, video conferencing, instant messaging, and presence status |
| One-Number Reach | Single office extension across mobile, desktop, and web devices |
| Security | Enterprise-grade encrypted tunneling No public exposure of PBX IP address Only SIP and signaling data transmitted |
| Integrations | Microsoft Teams, Microsoft Outlook, Salesforce, Zoho CRM, HubSpot, and other CRM platforms |
| S-Series PBX Compatibility | V2 hardware: Firmware 30.15.0.100 or later V4 hardware: Firmware 65.16.0.8 or later |
| P-Series PBX Notes | Remote connectivity is included in the Enterprise or Ultimate plans LCS is not sold as a standalone service for P-Series |
| General | |
| Manufacturer | Yeastar |
|---|---|
| Model | Yeastar Linkus Cloud Service |
| Manufacturer Part No | S100-LCS-Pro |
| Compatible Country | Middle East, Africa, Iran, Dubai |
| Country of Origin | China |

















