All MIBs › ACMIB › alarmStatusOutputBitmap
alarmStatusOutputBitmap
Module: ACMIB
OID (symbolic): ACMIB::alarmStatusOutputBitmap
OID (numeric): 1.3.6.1.4.1.1751.2.18.21.2
Node type: OBJECT-TYPE
Type: OCTET STRING
Access: read-write
Description: Control output for alarm card. bit = 0 deactivated, bit = 1 activated,
LSB 4 bits represent 4 external outputs. Bit 0 through bit 3 is output 1 through 4 Control output 4 will be activated upon power failure.
What is alarmStatusOutputBitmap?
This OID controls and reflects the status of 4 external relay outputs on an alarm card, where each bit can activate (1) or deactivate (0) an output. Engineers write to this OID to trigger alarm relays, sirens, or emergency shutdown mechanisms during critical events. For example, writing 0x0F activates all four outputs, while 0x01 activates only output 1.
Examples
Walk all instances (SNMPv2c):
snmpwalk -v2c -c public <target> 1.3.6.1.4.1.1751.2.18.21.2 snmpwalk -v2c -c public <target> ACMIB::alarmStatusOutputBitmap
Get a specific instance (index 1):
snmpget -v2c -c public <target> 1.3.6.1.4.1.1751.2.18.21.2.1 snmpget -v2c -c public <target> ACMIB::alarmStatusOutputBitmap.1
Set instance 1 (SNMPv2c):
snmpset -v2c -c private <target> 1.3.6.1.4.1.1751.2.18.21.2.1 s <value>
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OID Breakdown
Upper-level ancestors (6 from the standard OID tree / other modules)
| Numeric OID | Name | Module |
|---|---|---|
| 1 | iso | LANART-AGENT |
| 1.3 | org | AirPair-MIB |
| 1.3.6 | dod | AirPair-MIB |
| 1.3.6.1 | internet | AirPair-MIB |
| 1.3.6.1.4 | private | AirPair-MIB |
| 1.3.6.1.4.1 | enterprises | AirPair-MIB |
| Numeric OID | Name | Module |
|---|---|---|
| 1.3.6.1.4.1.1751 | lucent | ACMIB |
| 1.3.6.1.4.1.1751.2 | mibs | ACMIB |
| 1.3.6.1.4.1.1751.2.18 | acMIB | ACMIB |
| 1.3.6.1.4.1.1751.2.18.21 | alarmConfig | ACMIB |
| 1.3.6.1.4.1.1751.2.18.21.2 | alarmStatusOutputBitmap | ACMIB |