SNMP540-MGMT-MIB :: snmp540DeviceSerialNumber

MIB Reference — IPNetwork Monitor · Updated October 06, 2026

All MIBs › SNMP540-MGMT-MIB › snmp540DeviceSerialNumber

snmp540DeviceSerialNumber

Module: SNMP540-MGMT-MIB

OID (symbolic): SNMP540-MGMT-MIB::snmp540DeviceSerialNumber

OID (numeric): 1.3.6.1.4.1.498.8.4.9

Node type: OBJECT-TYPE

Type: OCTET STRING

Access: read-only

Description: Display's the unique serial number of this device. The octet string starts with the two byte product code (0540) followed by a reserved byte value (rr) and the date code (mm,dd,yy). The last two bytes is the manufactured unit count for the aforementioned date code(####). Example 0540rrMMddYY####

What is snmp540DeviceSerialNumber?

The unit's unique serial number, encoded as an 8-byte string: a 2-byte product code (0540), a reserved byte, a date code (month/day/year), and a 2-byte manufactured unit count for that date. An admin reads this to positively identify a specific unit for support or asset tracking purposes.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.498.8.4.9
snmpwalk -v2c -c public <target> SNMP540-MGMT-MIB::snmp540DeviceSerialNumber

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.498.8.4.9.1
snmpget -v2c -c public <target> SNMP540-MGMT-MIB::snmp540DeviceSerialNumber.1

Start monitoring 540-series data communications/line interface unit (serial port/EIA control-line/alarm-threshold status) with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the SNMP540-MGMT-MIB::snmp540DeviceSerialNumber OID value, configure state conditions and alerts, and monitor any 540-series data communications/line interface unit (serial port/EIA control-line/alarm-threshold status) from a single console.

OID Breakdown

Upper-level ancestors (8 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
1.3.6.1.4.1.498gdcDMA200-MIB
1.3.6.1.4.1.498.8dsuDDS-MIB
Numeric OIDNameModule
1.3.6.1.4.1.498.8.4snmp540SNMP540-MGMT-MIB
1.3.6.1.4.1.498.8.4.9snmp540DeviceSerialNumberSNMP540-MGMT-MIB