BAS-SONET-MIB :: basSonetPathPlop

MIB Reference — IPNetwork Monitor · Updated October 05, 2026

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basSonetPathPlop

Module: BAS-SONET-MIB

OID (symbolic): BAS-SONET-MIB::basSonetPathPlop

OID (numeric): 1.3.6.1.4.1.3493.2.20.1.1.1.1.5

Node type: OBJECT-TYPE

Type: Counter32

Access: read-only

Description: The number of times a Path Loss of Pointer has been detected. A PLOP occurs if all the H1/H2 pointer bytes in the received SONET frame are not all 01 indicating PRDI or the first pair equals 00 and all other pairs equaling 11 indicating normal operation.

What is basSonetPathPlop?

Counts the number of times a Path Loss of Pointer (PLOP) condition has been detected on this SONET path, occurring when the H1/H2 pointer bytes carry an invalid or inconsistent value. A rising count indicates pointer synchronization problems that can cause data misalignment.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.3493.2.20.1.1.1.1.5
snmpwalk -v2c -c public <target> BAS-SONET-MIB::basSonetPathPlop

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.3493.2.20.1.1.1.1.5.1
snmpget -v2c -c public <target> BAS-SONET-MIB::basSonetPathPlop.1

Start monitoring Broadband Access Systems (BAS) CMTS (legacy) with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the BAS-SONET-MIB::basSonetPathPlop OID value, configure state conditions and alerts, and monitor any Broadband Access Systems (BAS) CMTS (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
1.3.6.1.4.1.3493basMIBBAS-MIB
1.3.6.1.4.1.3493.2basMibGroupBAS-MIB
1.3.6.1.4.1.3493.2.20basSonetBAS-MIB
Numeric OIDNameModule
1.3.6.1.4.1.3493.2.20.1basSonetMibBAS-SONET-MIB
1.3.6.1.4.1.3493.2.20.1.1basSonetObjectsBAS-SONET-MIB
1.3.6.1.4.1.3493.2.20.1.1.1basSonetPathTableBAS-SONET-MIB
1.3.6.1.4.1.3493.2.20.1.1.1.1basSonetPathEntryBAS-SONET-MIB
1.3.6.1.4.1.3493.2.20.1.1.1.1.5basSonetPathPlopBAS-SONET-MIB