Technical data

50 Brocade VDX 6720 Hardware Reference Manual
53-1002084-06
Data transmission ranges
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Data transmission ranges
Table 14 provides the data transmission ranges for different cable types and port speeds for all
ports.
TABLE 14 Data transmission ranges
Up to 500 km at 1 Gbps is supported when using a long distance transport system such as DWDM.
Memory specifications
The Brocade VDX 6720 has three types of memory devices: boot flash, compact flash, and main
memory. The size of each is listed in Table 15.
TABLE 15 Brocade VDX 6720 memory specifications
Regulatory compliance
This section describes the regulatory compliance requirements for the Brocade VDX 6720.
• “FCC warning (US only)”
• “KCC statement (Republic of Korea)”
• “VCCI statement (Japan)”
• “Power cords (Japan Denan)”
• “BSMI statement (Taiwan)”
• “CE statement”
• “Canadian requirements”
• “China statement”
• “Laser compliance”
Cable and connector type Connector Cable Distance
Active copper (Laserwire) SFP copper Plastic optical fiber Up to 20 m (65.62 ft)
[1 m (3.28 ft), 3 m (9.84 ft), and
5 m (16.40 ft) supported]
Active optical cable SFP+ optical Plastic optical fiber 10m (32.81 ft) and 20m (65.62 ft)
10GE-SR SFP+ SFP+ MMF,
SR
MM OM2
MM OM3
82 m (269.03 ft)
300 m (984.25 ft)
10GE-LR SFP+ SFP+ SMF, LR SM 10 km (6.2 miles)
10GBase-T RJ45 CAT 6a/7 Up to 100 m (328.08 ft)
Type Size
Boot flash 4 MB
Compact flash 1 GB
Main memory (DDR2 SDRAM) 2 GB