| System Architecture |
| Chassis |
Brocade X7-8: Non-blocking architecture
- X7-8 Director with 48x 64Gb/s port blades: 30.9Tb/s of aggregate chassis bandwidth (384 device ports with a 64Gb/s data rate plus 32 4xGen7 ICLs)
- X7-8 Director with 64 64G port blades: 39.6Tb/s of aggregate chassis bandwidth (512 device ports with a 64G data rate plus 32 4xGen7 ICLs)
Each provides support for (E, F, D, M, SIM, and EX) Fibre Channel ports using 48-port 64Gb/s Fibre Channel blades.
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| Control processor |
Redundant (active/standby) control processor modules. |
| Scalability |
Full-fabric architecture of 239 switches. |
| Certified maximum |
6000 active devices per switch; 56 switches, 19 hops in Brocade Fabric OS® (FOS) fabrics; larger fabrics certified as required. |
| Fibre Channel blades |
- Brocade FC64-48 port blade provides 48 ports of 64Gb/s Fibre Channel.
- Brocade FC64-64 port blade provides 64 ports of 64Gb/s Fibre Channel.
- Brocade FC32-X7-48 port blade provides 48 ports of 32Gb/s Fibre Channel.
- Brocade FC32-48 port blade provides 48 ports of 32Gb/s Fibre Channel.
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| Extension blades |
Brocade SX6 Extension Blade provides Fibre Channel extension (16x 32Gb/s Fibre Channel ports) and IP extension over IP networks (16×1GbE/10GbE and 2×40GbE ports). |
| Performance |
Brocade FC64-48 Port Blade:
- Fibre Channel: 8.5Gb/s line speed, full duplex; 10.53Gb/s line speed, full duplex; 14.025Gb/s line speed, full duplex; 28.05Gb/s line speed, full duplex; 57.8Gb/s line speed, full duplex.
- Autosensing of 8, 16, 32, and 64Gb/s port speeds depending on SFPs used.
- 10Gb/s port speeds with dedicated SFPs.
Brocade FC64-64 Port Blade:
- Fibre Channel: 8.5Gb/s line speed, full duplex; 14.025Gb/s line speed, full duplex; 28.05Gb/s line speed, full duplex; 57.8Gb/s line speed, full duplex.
- Autosensing of 8, 16, 32, and 64G port speeds depending on SFP-DD/SFP+ used. Support for 8G requires a 32G SFP+ LWL or ELWL transceiver.
Brocade FC32-X7-48 Port Blade:
- Fibre Channel: 4.25Gb/s line speed, full duplex; 8.5Gb/s line speed, full duplex; 10.53Gb/s line speed, full duplex; 14.025Gb/s line speed, full duplex; 28.05Gb/s line speed, full duplex.
- Autosensing of 4, 8, 16, and 32Gb/s port speeds depending on SFPs used.
- 10Gb/s port speeds with dedicated SFPs.
Brocade FC32-48 Port Blade:
- Fibre Channel: 4.25Gb/s line speed, full duplex; 8.5Gb/s line speed, full duplex; 10.53Gb/s line speed, full duplex; 14.025Gb/s line speed, full duplex; 28.05Gb/s line speed, full duplex.
- Autosensing of 4, 8, 16, and 32G port speeds depending on SFPs used.
- 10G port speeds with dedicated SFPs.
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| ISL Trunking |
Frame-based trunking with up to eight 64Gb/s ports per ISL trunk; up to 512Gb/s per ISL trunk between switches using 8G, 16G, 32G, or 64G ports; exchange-based load balancing across ISLs with DPS included in Brocade FOS. |
| UltraScale ICL Trunking |
Chassis-to-chassis linkage through connectors on the Core Routing (CR) blade. Can configure the following maximum number of QSFPs per trunk depending on blade type, connecting:
- Up to four QSFP ports in a trunk group between two Brocade CR64-4 blades. For trunks that contain four or fewer QSFP ports, ports in a trunk must be in the same port group on each blade.
- Up to four QSFP ports in a trunk group between a Brocade CR64-4 blade and a CR64-8 blade. For trunks that contain four or fewer QSFP ports, ports in a trunk must be in the same port group on each blade.
A minimum of two QSFP connections are required for a trunk, and up to four QSFP trunks between pairs of Brocade CR64-8 or CR64-4.
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| Multi-chassis with UltraScale ICL ports |
Up to 4608 Fibre Channel ports; UltraScale ICL ports (32 for 8-slot or 16 per 4-slot chassis, optical QSFP) connect up to 9 chassis in a full-mesh topology or up to 12 chassis in a core-edge topology. |
| Chassis bandwidth |
- X7-8: 39.6Tb/s per chassis with 512 device ports + 32 UltraScale ICL connections supporting 128 ports.
- X7-4: 19.8Tb/s per chassis with 256 device ports + 16 UltraScale ICL connections supporting 64 ports.
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| Slot bandwidth |
3072Gb/s (line rate) providing line-rate performance for the Brocade FC64-48 blade or 4096Gb/s providing line-rate performance for the Brocade FC64-64 blade. |
| Maximum frame size |
2112-byte payload. |
| Frame buffers |
24,000 per switching ASIC. |
| Classes of service |
Class 2, Class 3, Class F (inter-switch frames). |
| Fibre Channel port types |
- CR64-8 and CR64-4 CR blades: E_Port, EX_Port, and D_Port.
- FC64-64, FC64-48, FC32-X7-48, FC32-48 port blades: F_Port, E_Port, EX_Port, M_Port, SIM, and D_Port.
- SX6 extension blade: F_Port, FL_Port, E_Port, SIM, and EX_Port on FC and VE_Port on GbE.
Self-discovery is based on switch type (U_Port) with an optional port type control.
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| Data traffic types |
Fabric switches supporting unicast. |
| Media types |
- Brocade FC64-48 port blade:
- 64G FC SFP+ LC connector: SWL, LWL, ELWL
- 32G FC SFP+ LC connector: SWL, LWL, ELWL
- 10G FC SFP+ LC connector: SWL, LWL
- Brocade FC64-64 port blade:
- 64G FC SFP-DD LC connector: SWL
- 64G FC SFP+ LC connector: SWL, LWL
- 32G FC SFP+ LC connector: LWL, ELWL
- Brocade FC32-X7-48 and FC 32-48 port blade:
- 32G FC SFP+ LC connector: SWL, LWL, ELWL
- 16G FC SFP+ LC connector: SWL, LWL, ELWL
- 10G FC SFP+ LC connector: SWL, LWL
- Brocade SX6 Extension Blade:
- 32G FC SFP+ LC connector: SWL, LWL, ELWL
- 16G FC SFP+ LC connector: SWL, LWL, ELWL
- 10G FC SFP+ LC connector: SWL, LWL
- Ethernet QSFP+ MPO connector: 40GBASE-SR4, 40GBASE-LR4, 40GBASE-ER4
- Ethernet QSFP+ LC connector: 40GbE BiDi
- 10GbE SFP+ LC connector: SR, LR
- 1GbE SFP+ LC connector: SX, LX
- 1GbE SFP+ copper connector
- Core Routing (CR) blades, Brocade CR64-4 and CR64-8:
- Gen 7 FC QSFP+ MPO connector: SWL, 2 km*
- 4x32G FC QSFP+ SMF LC connector: SWL, 2 km
* Use of the Gen 7 2-km ICL QSFP is subject to the following environmental ratings for maximum intake air temperature: 0–40°C at sea level; 0–35°C up to 1500m (4921 ft) elevation; and 0–30°C from 1500m to 3000m (9843 ft) elevation.
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| System Components |
| Fibre Channel ports |
- Brocade X7-8: Up to 512 ports, universal (E_Port, F_Port, EX_Port, M_Port, D_Port, SIM Port, *FICON).
*Brocade 48 port blade required
|
| Classes of service |
Class 2, Class 3, Class F (inter-switch frames). |
| ANSI Fibre Channel protocol |
FC-PH (Fibre Channel Physical and Signaling Interface standard). |
| Port-to-port latency |
- Local switching: 460 ns at 64Gb/s (including FEC as part of the FC standard).
- Blade-to-blade: 1.4 μs.
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| High Availability |
| Architecture |
Non-blocking shared memory; passive backplane; redundant active/passive control processor; redundant active/active core switching blades; redundant WWN cards. |
| Chassis power |
- Brocade X7-8: 2+2 redundancy.
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| Cooling |
Brocade X7-8:
- Requires three fan tray assemblies. A failure condition is one failed fan from any fan tray.
- Each assembly contains two fans for a total of six fans. The system requires five of six functioning fans for operation in the Brocade X7-8. One fan tray assembly can be hot-swapped and should be replaced immediately in the event of a failure.
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