ESI-MIB

MIB Reference — IPNetwork Monitor · Updated October 05, 2026

All MIBs › ESI-MIB

Category: Domain: Environmental Monitoring, Domain: Fault Management, Vendor: Applied Innovation

Description: Provides SNMP management for ESI (Enhanced Serial Interface) or related equipment status and configuration.

Start monitoring vendor-neutral, standards-based MIB, any SNMPv3-capable network device (SNMP engine identity/boot/clock status) with a free 30-day trial of IPNetwork Monitor. Import MIBs, browse SNMP OIDs, create custom SNMP monitors, configure alerts, and monitor any SNMP-enabled network device from a single console.

What Is ESI-MIB?

ESI-MIB is a vendor MIB (commonly associated with cable/access hardware vendors using an "ESI" naming convention, e.g. Enhanced Serial Interface or similar embedded network equipment) providing general device identification and inventory objects. It exposes objects for hardware address, cable type, serial number, product name/number, date code, and company identification, along with a MIB/group version indicator. This MIB is primarily a hardware inventory and software/firmware version MIB: it supports monitoring device identity and firmware/MIB version (genVersion, genMIBVersion), physical hardware address (genHWAddress), and whether the running configuration has unsaved changes (genConfigurationDirty), all useful for fleet inventory and change-tracking audits. It has no explicitly stated dependency on other standard MIBs in this excerpt, appearing to be a self-contained identity module. It is deployed as a common base/identity MIB included by other product-specific MIBs on the vendor's embedded network devices, making the ESI-MIB MIB a standard building block for fleet inventory and firmware-version audits.

IPNetwork Monitor allows you to monitor SNMP objects defined in ESI-MIB. Use the built-in SNMP Monitoring Browser to explore available variables, view their current values and descriptions, and select the objects you want to monitor. You can then create SNMP monitors, configure thresholds, and receive alerts when monitored values change.

Supported Devices

  • vendor embedded network access equipment (ESI-branded product line)

Monitoring Examples

An admin would poll genProductName, genProductNumber, and genSerialNumber to build an inventory of deployed units, cross-referencing genHWAddress for MAC-based identification. genConfigurationDirty would be checked after a configuration change to confirm whether the device has an unsaved configuration that needs to be committed or saved to persistent storage. genVersion and genMIBVersion would be compared across a fleet to identify units running outdated firmware.

What Can Be Monitored

  • product name/number
  • serial number
  • hardware (MAC) address
  • firmware/software version
  • configuration dirty (unsaved changes) flag
Imported Objects

From RFC-1215

TRAP-TYPE

From RFC1155-SMI

Counter
IpAddress
NetworkAddress
OBJECT-TYPE
enterprises

From RFC1213-MIB

DisplayString
OIDs

RFC description

Extended Systems print server, token ring, and protocol management MIB.

Start monitoring ESI-branded embedded network access equipment (vendor identity/inventory) with a free 30-day trial of IPNetwork Monitor. Import MIBs, browse SNMP OIDs, create custom SNMP monitors, configure alerts, and monitor any SNMP-enabled network device from a single console.

Download ESI-MIB