Aruba 6400 Series Installation And Getting Started Manual page 22

Figure 8 Management module slots with management modules installed
1 Aruba 6400 Management Module installed in slot 1
2 Aruba 6400 Management Module installed in slot 2
When two management modules are installed, one operates in active mode and the other operates in
standby mode. The active slot is determined by election. Installing two management modules provides
control plane high availability.
Figure 9 Management module features
1 Mgmt state (Actv) LED
2 Chassis power LED
3 Chassis health LED (green)
4 Line module status LEDs
Indicates the status of the management module after booting.
If the MM is the active MM, then the LED glows steady green.
When the system is receiving power, glows steady green.
Indicates status of the switch. LED glows steady green when
switch is ready after booting from the Network Operating
System (NOS).
Indicates if a line module is installed in a line module slot (3
through 7 for 6405 switches; 3 through 12 on 6410 switches). If
a line module is installed in a given slot, then the numbered
LED for that slot glows steady green.
Introducing the Aruba 6400 Switch Series | 22