FR-ATM-PVC-SERVICE-IWF-MIB :: frAtmIwfConnCrcErrors

MIB Reference — IPNetwork Monitor · Updated October 05, 2026

All MIBs › FR-ATM-PVC-SERVICE-IWF-MIB › frAtmIwfConnCrcErrors

frAtmIwfConnCrcErrors

Module: FR-ATM-PVC-SERVICE-IWF-MIB

OID (symbolic): FR-ATM-PVC-SERVICE-IWF-MIB::frAtmIwfConnCrcErrors

OID (numeric): 1.3.6.1.2.1.86.1.2.1.18

Node type: OBJECT-TYPE

Type: Counter32

Access: read-only

Description: The number of AAL5 CPCS PDUs received with CRC-32 errors on this AAL5 VCC at the IWF.

AAL5 PDUs are received in the ATM to frame relay direction of the PVC.

What is frAtmIwfConnCrcErrors?

Read-only Counter32, in units of PDUs, counting AAL5 CPCS PDUs received on this VCC with CRC-32 errors (ATM-to-FR direction) -- a straightforward transmission-quality metric pointing at a noisy or failing ATM link when it climbs.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.2.1.86.1.2.1.18
snmpwalk -v2c -c public <target> FR-ATM-PVC-SERVICE-IWF-MIB::frAtmIwfConnCrcErrors

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.2.1.86.1.2.1.18.1
snmpget -v2c -c public <target> FR-ATM-PVC-SERVICE-IWF-MIB::frAtmIwfConnCrcErrors.1

Start monitoring Vendor-neutral router/switch, any manufacturer (Frame Relay/ATM PVC interworking, RFC 2955) with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the FR-ATM-PVC-SERVICE-IWF-MIB::frAtmIwfConnCrcErrors OID value, configure state conditions and alerts, and monitor any Vendor-neutral router/switch, any manufacturer (Frame Relay/ATM PVC interworking, RFC 2955) from a single console.

OID Breakdown

Upper-level ancestors (6 from the standard OID tree / other modules)
Numeric OIDNameModule
1isoLANART-AGENT
1.3orgAirPair-MIB
1.3.6dodAirPair-MIB
1.3.6.1internetAirPair-MIB
1.3.6.1.2mgmtAPERTUS-NPG-MIB
1.3.6.1.2.1mib_2AXON-MIB
Numeric OIDNameModule
1.3.6.1.2.1.86frAtmIwfMIBFR-ATM-PVC-SERVICE-IWF-MIB
1.3.6.1.2.1.86.1frAtmIwfMIBObjectsFR-ATM-PVC-SERVICE-IWF-MIB
1.3.6.1.2.1.86.1.2frAtmIwfConnectionTableFR-ATM-PVC-SERVICE-IWF-MIB
1.3.6.1.2.1.86.1.2.1frAtmIwfConnectionEntryFR-ATM-PVC-SERVICE-IWF-MIB
1.3.6.1.2.1.86.1.2.1.18frAtmIwfConnCrcErrorsFR-ATM-PVC-SERVICE-IWF-MIB