Grandstream GCC6021 Built-in IPPBX (12 Users, 4 Concurrent Calls) + enterprise-grade firewall + VPN Router + 8 x 2.5 Gb, 4 x 10 Gig SFP+, 16 x GigE Network Switch
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Common issues and fixes
Reviewed troubleshooting steps are not yet available for this model.
Ask AIM Telecom about this productAbout this product
The GCC6021 is an all-in-one solution that combines unified communications and networking solutions into one platform. This state-of-the-art device provides a VPN router, next-generation firewall, IPPBX, and network switch, allowing for the creation and management of wired, wireless, and VPN networks. Key features include:
• Built-in IPPBX with 12 users and 4 concurrent calls
• Enterprise-grade firewall
• Integrated VPN Router
• 8 x 2.5 Gb ports
• 4 x 10 Gig SFP+ ports
• 16 x GigE Network Switch
These devices offer unified management and centralized control of all Grandstream endpoint solutions, providing an affordable solution for small-to-medium sized businesses to build state-of-the-art communication solutions.
For a full list of specifications, please refer to the GCC6020 and GCC6021 Data Sheet.
• Built-in IPPBX with 12 users and 4 concurrent calls
• Enterprise-grade firewall
• Integrated VPN Router
• 8 x 2.5 Gb ports
• 4 x 10 Gig SFP+ ports
• 16 x GigE Network Switch
These devices offer unified management and centralized control of all Grandstream endpoint solutions, providing an affordable solution for small-to-medium sized businesses to build state-of-the-art communication solutions.
For a full list of specifications, please refer to the GCC6020 and GCC6021 Data Sheet.
More product details
The Grandstream GCC6021 is an all-in-one appliance designed for small to medium-sized businesses that want to simplify their network and communications infrastructure. It combines an IPPBX, enterprise firewall, VPN router, and a managed switch with 2.5 Gb and 10 Gb connectivity into a single device. This makes it especially suitable for a growing office in the GTA or similar urban business district where desk space is at a premium and consolidating equipment reduces cabling and support overhead. It eliminates the need for separate phone servers, routers, and switches, and works particularly well with Grandstream SIP endpoints for a fully integrated experience.
For a business with roughly five to twelve staff, the GCC6021’s built-in IPPBX supports up to 12 users and four concurrent calls — enough for a team that communicates primarily internally but also handles moderate outside call volume. The switch section offers eight 2.5 Gb Ethernet ports and four 10 Gig SFP+ uplinks, making it easy to connect high-speed workstations or a NAS, while the sixteen GigE ports handle standard office devices. However, none of the switch ports provide Power over Ethernet (PoE), meaning you will need separate PoE injectors or a PoE switch if you intend to power VoIP phones directly from the GCC6021 — a point to plan for in your wiring closet.
Where this device truly shines is in a deployment that wants one vendor’s ecosystem for phone system, firewall, and network management. It is overkill for a sole proprietor or a very small team that could manage with a cloud PBX and a basic router. Conversely, it may be underpowered for an office expecting rapid growth beyond 12 users or needing more than four simultaneous calls, as those limits are hard-coded. It is also not the right choice if your network demands advanced Layer 3 switching or deep packet inspection beyond what the built-in firewall offers. For the right-sized business, however, the GCC6021 delivers a remarkably tidy, cost-effective, and unified platform.
For a business with roughly five to twelve staff, the GCC6021’s built-in IPPBX supports up to 12 users and four concurrent calls — enough for a team that communicates primarily internally but also handles moderate outside call volume. The switch section offers eight 2.5 Gb Ethernet ports and four 10 Gig SFP+ uplinks, making it easy to connect high-speed workstations or a NAS, while the sixteen GigE ports handle standard office devices. However, none of the switch ports provide Power over Ethernet (PoE), meaning you will need separate PoE injectors or a PoE switch if you intend to power VoIP phones directly from the GCC6021 — a point to plan for in your wiring closet.
Where this device truly shines is in a deployment that wants one vendor’s ecosystem for phone system, firewall, and network management. It is overkill for a sole proprietor or a very small team that could manage with a cloud PBX and a basic router. Conversely, it may be underpowered for an office expecting rapid growth beyond 12 users or needing more than four simultaneous calls, as those limits are hard-coded. It is also not the right choice if your network demands advanced Layer 3 switching or deep packet inspection beyond what the built-in firewall offers. For the right-sized business, however, the GCC6021 delivers a remarkably tidy, cost-effective, and unified platform.