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Systems Architecture
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Chassis
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Single chassis: Up to 384 (Brocade DCX) or 192 (Brocade DCX-4S) 8Gb universal (Ee, F, FL, M, EeX) Fibre Channel ports using up to eight 16-, 32-, or 48-port Fibre Channel blades
Dual-chassis: Up to 768 (Brocade DCX) or 384 (Brocade DCX-4S) 8Gb universal Fibre Channel ports; ICL ports (four per chassis, copper pin) connect two Brocade DCX chassis, two Brocade DCX-4S chassis, or a Brocade DCX-4S chassis to a Brocade DCX chassis
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Control processor
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Redundant (active/standby) control processor modules
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Scalability
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Full-fabric architecture of 239 switches
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Certified maximum
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6000 active nodes; 56 switches, 19 hops in Brocade FOS fabrics; 31 switches, 3 hops in Brocade M-EOS fabrics; larger fabrics certified as required
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Special-purpose blades
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FC10-6 Blade provides six 10Gb Fibre Channel ports (up to eight blades)
FR4-18i SAN Extension Blade provides Fibre Channel routing and SAN extension over IP networks (16 4Gb Fibre Channel ports and two Gigabit Ethernet ports per blade; up to eight blades and 64 EX_Ports)
FA4-18 Application Blade is integrated with EMC RecoverPoint to provide continuous data protection (16 4Gb Fibre Channel ports and two Gigabit Ethernet ports per blade; up to four blades)
FS8-18 Encryption Blade provides plug-in encryption of data on disk or tape, supporting industry-standard AES-256 and DataFort-compatible encryption mode (16 8Gb Fibre Channel ports; up to four blades; requires DCFM management)
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Performance
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1.063 Gb/sec line speed, full duplex;
2.125 Gb/sec line speed, full duplex;
4.25 Gb/sec line speed, full duplex;
8.50 Gb/sec line speed, full duplex;
Auto sensing of 1, 2, 4, and 8Gb port speeds;
Optionally programmable 1, 2, 4, and 8Gb ports;
10.5 Gb/sec line speed, full duplex
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ISL Trunking
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Frame-based trunking with up to eight 8Gb ports per ISL trunk; up to 64 Gb/sec per ISL trunk
Exchange-based load balancing across ISLs with DPS included in Fabric OS
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Chassis bandwidth
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Brocade DCX: 3.072 Tb/sec per chassis
(384 ports × 8 Gb/sec data rate)
Brocade DCX-4S: 1.536 Tb/sec per chassis
(192 ports × 8 Gb/sec data rate)
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Slot bandwidth
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256 Gb/sec (data rate)
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Local switching bandwidth
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128 Gb/sec for FC8-16: 16 ports × 8 Gb/sec (data rate)
256 Gb/sec for FC8-32: 32 ports × 8 Gb/sec (data rate)
384 Gb/sec for FC8-48: 48 ports × 8 Gb/sec (data rate)
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ICL bandwidth
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Brocade DCX: 512 Gb/sec;
4 ICLs × 16 8Gb Fibre Channel connections
Brocade DCX-4S: 256 Gb/sec;
4 ICLs × 8 8Gb Fibre Channel connections
Both models: ICL bandwidth is load-balanced using eight 8-port frame-based trunks and DPS
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Switch latency
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Locally switched ports 700 ns;
blade-to-blade latency is 2.1 µsec
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Maximum frame size
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2112-byte payload
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Frame buffers
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2048 per 16-port group on 16/32-port blades and up to 2048 per 24-port group on 48-port blades, dynamically allocated
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Classes of service
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Class 2, Class 3, Class F (inter-switch frames)
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Port types
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FL_Port (except FC8-48), F_Port, M_Port (Mirror Port), E_Port, EX_Port (Fibre Channel Integrated Routing); self-discovery based on switch type (U_Port); optional port type control
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Data traffic types
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Fabric switches supporting unicast,
multicast (255 groups), and broadcast
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Media types
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4Gb: FC8-16, -32, and -48; FR4-18i; FA4-18; and FS8-18 blades require Brocade hot-pluggable, Small Form-factor Pluggable (SFP), LC connector; 4Gb Short-Wavelength Laser (SWL); 4Gb Long-Wavelength Laser (LWL);
4Gb Extended Long-Wavelength Laser (EeLWL)
8Gb: FC8-16, -32, and -48; and FS8-18 blades require Brocade hot-pluggable SFP+, LC connector; 8Gb SWL; 8Gb LWL
10Gb: FC10-6 blades utilize non-Brocade hot-pluggable, 10Gb Small Form Factor Pluggable (XFP), LC connector; 10Gb SWL; 10Gb LWL
Distance subject to fiber-optic cable and port speed
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USB
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1 USB port per control processor for firmware download, support save, and configuration upload/download
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Fabric services
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Advanced Performance Monitoring; Adaptive Networking (Ingress Rate Limiting, Traffic Isolation, QoS); BB credit recovery; Brocade Advanced Zoning (default zoning, port/WWN zoning, broadcast zoning); Dynamic Path Selection (DPS); Extended Fabrics; Fabric Watch; FDMI; Frame Redirection; FSPF; Integrated Routing (FR4-18i SAN Extension blade not required for routing); IPoFC;
ISL Trunking; Management Server; N_Port Trunking; NPIV; NTP v3; Port Fencing; Registered State Change Notification (RSCN); Reliable Commit Service (RCS); Simple Name Server (SNS); Top Talkers; Virtual Fabrics (Logical Switch, Logical Fabric)
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Extension
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Supports DWDM, CWDM, and FC-SONET devices; FCIP, data compression, Fast Write, Tape Write and Read Pipelining, QoS, BB credit recovery
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FICON
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FICON, FICON cascading (FOS: Brocade DCX, DCX-4S; and M-EOS: Brocade DCX only), FICON CUP; Brocade Accelerator for FICON (FICON XRC emulation and read/write Tape Pipelining)
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High Availability
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Architecture
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Passive backplane; separate and redundant control processor and core switching blades (two of each); redundant WWN cards
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Chassis power
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Two 2000 W AC power supply modules (100 to 240 V auto-sensing), 2N redundancy; Brocade DCX supports two additional power modules
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Cooling
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Brocade DCX: Three blower assembly modules (two required for operation)
Brocade DCX-4S: Two blower assembly modules (one required for operation)
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Solution availability
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Designed to provide 99.999 percent uptime capabilities; hot-pluggable redundant power supplies, fans, WWN cards, processors, core switching, port blades, and optics; online diagnostics; non-disruptive firmware download and activation
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Management
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Management
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HTTP, SNMP v1/v3 (FE MIB, FC Management MIB), Telnet; Auditing, Syslog; Brocade Advanced Web Tools, Brocade Fabric Watch; Brocade Data Center Fabric Manager (DCFM) Enterprise (Brocade DCX, DCX-4S) or DCFM Professional (Brocade DCX-4S only), Brocade Fabric Manager (optional, FOS environments only), Brocade EFCM 9.x (optional), command line interface; SMI-S compliant; Administrative Domains; trial licenses for add-on capabilities
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Security
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DH-CHAP (between switches and end devices), FIPS 140-2 L2-compliant, HTTPS, IPsec, IP filtering, LDAP, Port Binding, RADIUS, Role-Based Access Control (RBAC), Secure Copy (SCP), Secure RPC, SSH v2, SSL, Switch Binding, Trusted Switch
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Management access
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10/100/1000 Ethernet (RJ-45) per control processor, in-band over Fibre Channel; serial port (RJ-45) and one USB per control processor module; call-home integration enabled through Brocade DCFM, EeFCM, and Fabric Manager
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Diagnostics
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POST and embedded online/offline diagnostics, including RAStrace logging, environmental monitoring, non-disruptive daemon restart, FCping and Pathinfo (FC traceroute), port mirroring (SPAN port)
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Mechanical Specifications
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Enclosure
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Rear panel-to-door airflow; Brocade DCX-4S ships with 1U exhaust shelf
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Mounting
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Rack-mountable in a standard 19-inch
EIA cabinet
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Size
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Width: 43.74 cm (17.22 in)
Height: 35.00 cm (13.78 in, 8U) plus 4.37 cm exhaust shelf (1.72 in, 1U)
Depth without door: 61.19 cm (24.09 in)
Depth with door: 73.20 cm (28.82 in)
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System weight
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68.04 kg (150.00 lb) for 192-port configuration fully populated; 25.26 kg (56.80 lb) for chassis
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Environment
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Temperature
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Operating: 0° C to 40° C (32° F to 104° F)
Non-operating: –25° C to 70° C (–13° F to 158° F)
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Humidity
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Operating: 20% to 85% RH non-condensing at
40° C (104° F)
Non-operating and storage (non-condensing): 10% to 93% at 70° C (158° F)
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Altitude
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Up to 3000 meters (9842 feet)
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Shock
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Operating: 20 g, 6 ms, half sine
Non-operating: 33 g, 11 ms, half sine
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Vibration
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Operating: 0.5 g p-p, 5 to 500 to 5 Hz
Non-operating: 2.0 g p-p, 5 to 500 to 5 Hz
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Heat dissipation
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Min: 16-port configuration of 363 W, 1239 BTU/hr
Max: 192-port configuration of 753 W, 2570 BTU/hr
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CO2 Emissions
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2.8 metric tonnes per year (with 192 ports at 0.42 kg/kWh)
1.8 kg per Gb/sec per year
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Power
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Supported power range
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Voltage
Range: 85 to 264 VAC Auto-volt
Nominal: 100 to 240 VAC
Power
85 to 132 VAC: 1000 W
180 to 264 VAC: 2000 W
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In-rush current
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20 Amps maximum, peak
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Frequency
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47 to 63 Hhz
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