APPIAN-SERVICES-MIB :: acServiceStatDownstreamUnexpectedFrames

MIB Reference — IPNetwork Monitor · Updated September 14, 2026

All MIBsAPPIAN-SERVICES-MIBacServiceStatDownstreamUnexpectedFrames

acServiceStatDownstreamUnexpectedFrames

Module: APPIAN-SERVICES-MIB

OID (symbolic): APPIAN-SERVICES-MIB::acServiceStatDownstreamUnexpectedFrames

OID (numeric): 1.3.6.1.4.1.2785.2.8.1.4.1.15

Node type: OBJECT-TYPE

Type: Counter64

Access: read-only

Description: The number of frames that are unexpected. An example would a frame of wrong protocol type.

Such frames are silently dropped but not counted in the dropped frames counter.

What is acServiceStatDownstreamUnexpectedFrames?

Counts frames arriving from the network side that carried an unexpected or invalid protocol type and were silently discarded. Like the upstream equivalent, these are not reflected in the regular dropped-frames counter.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.2785.2.8.1.4.1.15
snmpwalk -v2c -c public <target> APPIAN-SERVICES-MIB::acServiceStatDownstreamUnexpectedFrames

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.2785.2.8.1.4.1.15.1
snmpget -v2c -c public <target> APPIAN-SERVICES-MIB::acServiceStatDownstreamUnexpectedFrames.1

Start monitoring Appian Communications OSAP SONET/optical access platform (legacy) with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the APPIAN-SERVICES-MIB::acServiceStatDownstreamUnexpectedFrames OID value, configure state conditions and alerts, and monitor any Appian Communications OSAP SONET/optical access platform (legacy) 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
1.3.6.1.4.1.2785appianAPPIAN-SMI-MIB
1.3.6.1.4.1.2785.2acOsapAPPIAN-SMI-MIB
1.3.6.1.4.1.2785.2.8acServicesAPPIAN-SMI-MIB
Numeric OIDNameModule
1.3.6.1.4.1.2785.2.8.1acServicesCommonAPPIAN-SERVICES-MIB
1.3.6.1.4.1.2785.2.8.1.4acServiceStatTableAPPIAN-SERVICES-MIB
1.3.6.1.4.1.2785.2.8.1.4.1acServiceStatEntryAPPIAN-SERVICES-MIB
1.3.6.1.4.1.2785.2.8.1.4.1.15acServiceStatDownstreamUnexpectedFramesAPPIAN-SERVICES-MIB