FOUNDRY-SN-AGENT-MIB :: snAgentBrdAlarmLedString

MIB Reference — IPNetwork Monitor · Updated September 14, 2026

All MIBsFOUNDRY-SN-AGENT-MIBsnAgentBrdAlarmLedString

snAgentBrdAlarmLedString

Module: FOUNDRY-SN-AGENT-MIB

OID (symbolic): FOUNDRY-SN-AGENT-MIB::snAgentBrdAlarmLedString

OID (numeric): 1.3.6.1.4.1.1991.1.1.2.2.1.1.21

Node type: OBJECT-TYPE

Type: OCTET STRING

Access: read-only

Description: A bit array that contains the value of the
front panel media LEDs (for POS Module Only).
This is a packed bit string; each LED is encoded
into 1 bit for each switch port. The following
shows the meaning of each bit for each switch port:

bit value  meaning   
---------  -------
  0        no alarm
  1        alarm

The bitmap of LEDs are as following: 
                 (Port1)            (Port4)                    (Port8)
Bit      (Bit0)             (Bit3)                      (Bit7)
Byte 1:  LED1   LED2   LED3  LED4   LED5   LED6   LED7   LED8    
Byte 2:  LED9   LED10  LED11 LED12  LED13  LED14  LED15  LED16     
Byte 3:  LED17  LED18  LED19 LED20  LED21  LED22  LED23  LED24                    
---------

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.1991.1.1.2.2.1.1.21
snmpwalk -v2c -c public <target> FOUNDRY-SN-AGENT-MIB::snAgentBrdAlarmLedString

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.1991.1.1.2.2.1.1.21.1
snmpget -v2c -c public <target> FOUNDRY-SN-AGENT-MIB::snAgentBrdAlarmLedString.1

Start monitoring Brocade/Foundry ServerIron/NetIron chassis platform (hardware inventory/environmental) with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the FOUNDRY-SN-AGENT-MIB::snAgentBrdAlarmLedString OID value, configure state conditions and alerts, and monitor any Brocade/Foundry ServerIron/NetIron chassis platform (hardware inventory/environmental) from a single console.

OID Breakdown

Upper-level ancestors (10 from the standard OID tree / other modules)
Numeric OIDNameModule
1isoLANART-AGENT
1.3orgAirPair-MIB
1.3.6dodAirPair-MIB
1.3.6.1internetAirPair-MIB
1.3.6.1.4privateAirPair-MIB
1.3.6.1.4.1enterprisesAirPair-MIB
1.3.6.1.4.1.1991foundryFOUNDRY-SN-ROOT-MIB
1.3.6.1.4.1.1991.1productsFOUNDRY-SN-ROOT-MIB
1.3.6.1.4.1.1991.1.1switchFOUNDRY-SN-ROOT-MIB
1.3.6.1.4.1.1991.1.1.2snAgentSysFOUNDRY-SN-ROOT-MIB
Numeric OIDNameModule
1.3.6.1.4.1.1991.1.1.2.2snAgentBrdFOUNDRY-SN-AGENT-MIB
1.3.6.1.4.1.1991.1.1.2.2.1snAgentBrdTableFOUNDRY-SN-AGENT-MIB
1.3.6.1.4.1.1991.1.1.2.2.1.1snAgentBrdEntryFOUNDRY-SN-AGENT-MIB
1.3.6.1.4.1.1991.1.1.2.2.1.1.21snAgentBrdAlarmLedStringFOUNDRY-SN-AGENT-MIB