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7 MPCMM0001 Chassis Management Module Software Technical Product Specification
Contents
13.3.3 Resetting a Board ................................................................................................128
14 Electronic Keying Manager..........................................................................................................129
14.1 Point-to-Point EKeying......................................................................................................129
14.2 Bused EKeying .................................................................................................................129
14.3 EKeying CLI Commands ..................................................................................................129
15 CDMs and FRU Information ........................................................................................................130
15.1 Chassis Data Module........................................................................................................130
15.2 FRU/CDM Election Process .............................................................................................130
15.3 FRU Information ...............................................................................................................130
15.4 FRU Query Syntax............................................................................................................131
16 Fan Control and Monitoring.........................................................................................................132
16.1 Automatic Fan Control......................................................................................................132
16.2 Querying Fan Tray Sensors - FantrayN location ..............................................................132
16.3 Fantray Cooling Levels .....................................................................................................132
16.4 CMM Cooling Manager Temperature Status ....................................................................132
16.5 CMM Cooling Table..........................................................................................................133
16.5.1 Setting Values in the Cooling Table.....................................................................133
16.6 Control Modes for Fan Trays ............................................................................................134
16.6.1 CMM Control Mode..............................................................................................134
16.6.2 Fantray Control Mode ..........................................................................................134
16.6.3 Emergency Shutdown Control Mode ...................................................................134
16.6.4 User Initiated Mode Change ................................................................................135
16.6.5 Automatic Mode Change .....................................................................................135
16.7 Getting Temperature Statuses..........................................................................................135
16.8 Fantray Properties ............................................................................................................136
16.9 Retrieving the Current Cooling Level................................................................................136
16.10 Fantray Insertion...............................................................................................................136
16.11 Default Cooling Values .....................................................................................................137
16.11.1 Vendor Defaults ...................................................................................................137
16.11.2 Structure of /etc/cmm/fantray.cfg.........................................................................138
16.11.3 Code Defaults ......................................................................................................138
16.11.4 Restoring Defaults ...............................................................................................138
16.12 Firmware Upgrade/Downgrade.........................................................................................138
16.13 Chassis vs. Fantray ..........................................................................................................139
16.14 Legacy Method of Querying/Setting Fan Speed...............................................................139
17 SNMP ..........................................................................................................................................140
17.1 CMM MIB..........................................................................................................................141
17.2 MIB Design .......................................................................................................................141
17.2.1 MIB Tree ..............................................................................................................141
17.2.2 CMM MIB Objects................................................................................................142
17.3 SNMP Agent .....................................................................................................................158
17.3.1 Configuring the SNMP Agent Port .......................................................................158
17.3.2 Configuring the Agent to Respond to SNMP v3 Requests ..................................158
17.3.3 Configuring the Agent Back to SNMP v1.............................................................159
17.3.4 Setting up an SNMP v1 MIB Browser..................................................................159
17.3.5 Setting up an SNMP v3 MIB Browser..................................................................159
17.3.6 Changing the SNMP MD5 and DES Passwords..................................................159