UDS1-MIB :: uds1TotExcessCRCErrors

MIB Reference — IPNetwork Monitor · Updated October 06, 2026

All MIBs › UDS1-MIB › uds1TotExcessCRCErrors

uds1TotExcessCRCErrors

Module: UDS1-MIB

OID (symbolic): UDS1-MIB::uds1TotExcessCRCErrors

OID (numeric): 1.3.6.1.4.1.429.1.4.4.1.5

Node type: OBJECT-TYPE

Type: Counter

Access: read-only

Description: This object indicates the total number of times there have been 32 of any 33 consecutive CRCs in error on the specified T1 line in the last 24 hour period. This counter is only valid in ESF format.

What is uds1TotExcessCRCErrors?

Sums the number of 32-of-33 consecutive CRC error events over the last 24 hours; valid only in ESF framing. This is often the single best daily indicator of overall T1 line health when ESF is in use.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.429.1.4.4.1.5
snmpwalk -v2c -c public <target> UDS1-MIB::uds1TotExcessCRCErrors

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.429.1.4.4.1.5.1
snmpget -v2c -c public <target> UDS1-MIB::uds1TotExcessCRCErrors.1

Start monitoring US Robotics/3Com-lineage network access server (NAS) equipment with T1/E1 dial interfaces (DS1 line-config/dial-trunk status) with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the UDS1-MIB::uds1TotExcessCRCErrors OID value, configure state conditions and alerts, and monitor any US Robotics/3Com-lineage network access server (NAS) equipment with T1/E1 dial interfaces (DS1 line-config/dial-trunk 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
1.3.6.1.4.1.429usrANIC-MIB
1.3.6.1.4.1.429.1nasANIC-MIB
Numeric OIDNameModule
1.3.6.1.4.1.429.1.4uds1UDS1-MIB
1.3.6.1.4.1.429.1.4.4uds1TotalTableUDS1-MIB
1.3.6.1.4.1.429.1.4.4.1uds1TotalEntryUDS1-MIB
1.3.6.1.4.1.429.1.4.4.1.5uds1TotExcessCRCErrorsUDS1-MIB