IBMESCON-MIB :: esconPortInFiberStatus

MIB Reference — IPNetwork Monitor · Updated October 05, 2026

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esconPortInFiberStatus

Module: IBMESCON-MIB

OID (symbolic): IBMESCON-MIB::esconPortInFiberStatus

OID (numeric): 1.3.6.1.4.1.2.5.17.1.1.1.2

Node type: OBJECT-TYPE

Type: INTEGER

Access: read-only

Description: Status of the fiber into this device from the host:

inLoff = the light is off on the fiber into this device from the host inOls = the fiber into this device from the host is in an intermediate state between light-off and light-on inIdle = the fiber into this device from the host is in the light-on state, and is ready to transfer data from the host to this device inUnknown = the agent cannot determine the status of the fiber into this device from the host

What is esconPortInFiberStatus?

This enumerated object reports the light status of the fiber running from the host into this ESCON device, such as light-off, an intermediate offline-sequence state, ready-for-data (idle), or unknown. Admins check this to diagnose why data isn't flowing from the host, distinguishing a fiber-level light problem from a higher-layer protocol issue. For example, a value of inLoff(1) would tell the admin the incoming fiber has no light at all, pointing to a physical cabling or transceiver fault rather than a configuration problem.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.2.5.17.1.1.1.2
snmpwalk -v2c -c public <target> IBMESCON-MIB::esconPortInFiberStatus

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.2.5.17.1.1.1.2.1
snmpget -v2c -c public <target> IBMESCON-MIB::esconPortInFiberStatus.1

Start monitoring IBM ESCON-attached peripheral controller/channel-extension device with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the IBMESCON-MIB::esconPortInFiberStatus OID value, configure state conditions and alerts, and monitor any IBM ESCON-attached peripheral controller/channel-extension device 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
1.3.6.1.4.1.2ibmATM-ADAPTER-MIB
1.3.6.1.4.1.2.5ibmArchitectureIBM-FEATURE-ACTIVATION-MIB
Numeric OIDNameModule
1.3.6.1.4.1.2.5.17ibmESCONIBMESCON-MIB
1.3.6.1.4.1.2.5.17.1esconPortDataIBMESCON-MIB
1.3.6.1.4.1.2.5.17.1.1esconPortTableIBMESCON-MIB
1.3.6.1.4.1.2.5.17.1.1.1esconPortEntryIBMESCON-MIB
1.3.6.1.4.1.2.5.17.1.1.1.2esconPortInFiberStatusIBMESCON-MIB