XYLO-PORTS-MIB :: totalSyncXmitUnderrunErrs

MIB Reference — IPNetwork Monitor · Updated September 14, 2026

All MIBsXYLO-PORTS-MIBtotalSyncXmitUnderrunErrs

totalSyncXmitUnderrunErrs

Module: XYLO-PORTS-MIB

OID (symbolic): XYLO-PORTS-MIB::totalSyncXmitUnderrunErrs

OID (numeric): 1.3.6.1.4.1.15.2.9.5

Node type: OBJECT-TYPE

Type: Counter

Access: read-only

Description: The total number of transmit underrun errors detected on all synchronous ports since the last boot.

What is totalSyncXmitUnderrunErrs?

Running total of transmit underrun errors across all synchronous ports since the last boot, indicating the transmitter ran out of data to send mid-frame, typically a sign of a system/bus performance bottleneck rather than a wiring issue.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.15.2.9.5
snmpwalk -v2c -c public <target> XYLO-PORTS-MIB::totalSyncXmitUnderrunErrs

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.15.2.9.5.1
snmpget -v2c -c public <target> XYLO-PORTS-MIB::totalSyncXmitUnderrunErrs.1

Start monitoring Xylogics remote access/terminal server (per-port session-status/modem-negotiation status) with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the XYLO-PORTS-MIB::totalSyncXmitUnderrunErrs OID value, configure state conditions and alerts, and monitor any Xylogics remote access/terminal server (per-port session-status/modem-negotiation status) from a single console.

OID Breakdown

Upper-level ancestors (9 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
1.3.6.1.4.1.15xylogicsANNEX-MIB
1.3.6.1.4.1.15.2annexANNEX-MIB
1.3.6.1.4.1.15.2.9anxsyncportsXYLO-MIB-SMI
Numeric OIDNameModule
1.3.6.1.4.1.15.2.9.5totalSyncXmitUnderrunErrsXYLO-PORTS-MIB