Brocade Communications Systems VDX 8770-4, Hardware Installation Manual, Page: 95 / 141

2. Observe and interpret the LED pattern. The LED patterns may temporarily change during POST and other diagnostic tests. For
information about how to interpret the LED patterns, refer to Interpreting the management module LED patterns on page 95.
3. Use the show mm command to determine whether the management modules are enabled. You can also use the show interface
management 1/1 command to see the configuration information.
Locating the LED indicators on the management module
Use the following illustration to identify the LEDs on the management module.
FIGURE 49 Management module
1. Status LED
2. Power LED
3. Active LED
4. Console port (Serial)
5. Ethernet port (Mgmt IP)
6. USB port
7. Ethernet port (Service IP)
Interpreting the management module LED patterns
Use the following table to interpret the management module LED patterns and to determine the recommended action for each pattern.
TABLE 11 Management module LED descriptions
LED purpose Color Status Recommended action
Power Steady green MM is powered on. No action required.
No light (LED is off) MM is not powered on. Ensure that the module is firmly
seated and has power.
Status No light (LED is off) MM is either healthy or does not
have power. Verify that the power LED is on.
Steady amber MM requires attention or is still
booting up. If the LED remains amber, the
module is faulty. Consult your
supplier.
Active Steady blue Module is the active MM. No action required.
No light (LED is off) Module is booting up, negotiating
to be the active MM, or is the
standby MM. No action required.
Ethernet management link (upper
left) Steady green Ethernet link speed is 1000 Mbps (1
Gbps). No action required.
System Monitoring
Brocade VDX 8770-4 Hardware Installation Guide
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