HPN-ICF-PPP-OVER-SONET-MIB

MIB Reference — IPNetwork Monitor · Updated October 05, 2026

All MIBs › HPN-ICF-PPP-OVER-SONET-MIB

Last Updated: 2013-10-10

Category: Domain: WAN/TDM, Protocol: PPP, Vendor: H3C/HH3C, Vendor: HP/HPE

Description: Manages PPP over SONET/SDH interface parameters including HDLC framing and CRC on HP/Comware WAN routers.

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What Is HPN-ICF-PPP-OVER-SONET-MIB?

This MIB manages PPP over SONET/SDH (POS) interfaces on HP/Comware WAN routers, providing an operational table that controls per-interface parameters such as HDLC-style framing and CRC, plus alarm reporting for the underlying SONET/SDH physical layer. It belongs to the HP/H3C ICF family and combines interface configuration (CRC mode, MTU, scrambling, clock source, frame type) with physical-layer status fields (SDH/SONET J0/J1 trace bytes, C2 path signal label) used to verify link health. Its monitoring value is squarely in hardware/link-status monitoring: an operator polls hpnicfPosSdhFlagJ0/J1 or hpnicfPosSonetFlagJ0/J1 trace bytes to confirm the fiber is connected to the correct remote path, and the module's notification objects (hpnicfPosMIBNotifications) report alarm conditions such as loss of signal or frame misalignment on the SONET/SDH physical layer. It complements IETF standard SONET and PPP-related MIBs by adding HP/Comware-specific POS interface parameters not covered there. It is deployed on HP/Comware WAN routers terminating SONET/SDH circuits carrying PPP-encapsulated traffic, typically in service-provider or enterprise WAN edge environments, and the HPN-ICF-PPP-OVER-SONET-MIB MIB is commonly loaded by administrators managing these circuits.

IPNetwork Monitor allows you to monitor SNMP objects defined in HPN-ICF-PPP-OVER-SONET-MIB. Use the built-in SNMP Monitoring Browser to explore available variables, view their current values and descriptions, and select the objects you want to monitor. You can then create SNMP monitors, configure thresholds, and receive alerts when monitored values change.

Supported Devices

  • HP/Comware WAN router (SONET/SDH POS interfaces)

Monitoring Examples

An operator polling hpnicfPosParamTable/hpnicfPosParamTableEntry would check hpnicfPosCRC and hpnicfPosScramble settings against the far-end configuration, since a CRC or scrambling mismatch causes the POS link to flap or reject frames. Reading hpnicfPosSdhFlagJ0 and hpnicfPosSonetFlagJ0 trace identifiers confirms the fiber is physically connected to the intended remote node rather than a misrouted path. hpnicfPosClockSource reveals whether the interface is deriving timing internally or from the line, which matters when diagnosing intermittent bit errors, and the hpnicfPosMIBNotifications prefix underlies alarm traps raised when the SONET/SDH physical layer reports a fault.

What Can Be Monitored

  • POS interface CRC/scrambling configuration
  • POS interface MTU
  • clock source
  • SDH/SONET trace bytes (J0/J1)
  • path signal label (C2)
  • SONET/SDH alarm notifications
Imported Objects

From HPN-ICF-OID-MIB

hpnicfCommonOBJECT-IDENTITY

From IF-MIB

ifDescrOBJECT-TYPE
ifIndexOBJECT-TYPE

From SNMPv2-SMI

Counter64
Integer32
MODULE-IDENTITY
NOTIFICATION-TYPE
OBJECT-TYPE

From SNMPv2-TC

DisplayString
TruthValue

How to Use in IPNetwork Monitor

Example using hpnicfPosB1Error OID:

Select a HP/Comware WAN router with SONET/SDH POS interface as the target host to create a monitor — the SNMP service should be up and running on it. Click New Monitor, then check SNMP Custom on the Favorites tab, click Next, and confirm the host. On the next page, click Select... to open the built-in SNMP MIB Browser and type hpnicfPosB1Error into the Find box to locate it in the OID tree, selecting the specific row/instance you want to monitor since this is a table column, then select it and click OK. It reports the counter for SBIPE(Section Bit Interleave Parity Error). On the monitor's Main parameters page you can set the target's SNMP port (default 161), credentials, polling interval, and other settings — see the SNMP Monitor help for details. On the State conditions and Alerting tabs, configure when the monitor should change state and trigger an alert; since this is a Counter64-type OID, Value bounds is the most useful condition here — trigger an alert if the counter increases between polls, since a rising count of errors, failures, or discards often points to a real underlying problem. Click Finish to create the monitor; you can adjust any parameter later.
OIDs

RFC description

Manages PPP Over SONET (POS) interface parameters, CRC, MTU, clock source, and alarm conditions.

Start monitoring HP/Comware WAN router with SONET/SDH POS interfaces with a free 30-day trial of IPNetwork Monitor. Import MIBs, browse SNMP OIDs, create custom SNMP monitors, configure alerts, and monitor any SNMP-enabled network device from a single console.

Download HPN-ICF-PPP-OVER-SONET-MIB