Grandstream
All-in-one platform for larger sites with IP PBX, VPN router, firewall and switch.
| Type | UC + Networking solution |
| Short description | All-in-one platform for larger sites with IP PBX, VPN router, firewall and switch. |
| Models | GCC6020, GCC6021 |
| IP PBX | Up to 200 users / 48 concurrent calls |
| VPN | 6.5 Gbps or 10 Gbps depending on model |
| Use case | Medium sites needing IP telephony, VPN, firewall and switching in one platform. |
| Integrated functions | VPN router, IP PBX, next-generation firewall and switch or Wi‑Fi access point. |
| Network interfaces | 10G SFP+, 2.5G and Gigabit ports depending on GCC6020/GCC6021. |
| Network security | NGFW with inspection, L3-L7 IDS/IPS, DPI and antivirus functions depending on license/configuration. |
| Voice and collaboration | Built-in IP PBX for SIP accounts, concurrent calls, conferencing and Grandstream endpoints. |
| Administration | Centralized management through web UI and Grandstream/GDMS ecosystem depending on model. |
| Deployment | Replaces multiple networking/UC devices in one appliance to simplify deployment. |
| Highlights | Compact solution to connect, secure and communicate without multiplying appliances. |
| Ecosystem | Compatible with the Grandstream ecosystem: UCM, GDMS, GWN or SIP endpoints depending on family. |
| Reference source | Official Grandstream page and 2026 product brochure. |
| Brand | Grandstream Networks |
| Commercial status | Product or series listed in Grandstream 2026 commercial sources. |