H3C-PU-MAN-MIB

MIB Reference — IPNetwork Monitor · Updated October 05, 2026

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Organization: H3C Technologies Co., Ltd.

Last Updated: 2007-09-05

Category: Hardware and Environment, Vendor: H3C/HH3C

Description: H3C MIB for processing unit management monitoring CPU modules, their status, and resource utilization.

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What Is H3C-PU-MAN-MIB?

H3C-PU-MAN-MIB is a vendor-specific MIB from H3C used to manage Processing Units (PU) in video surveillance systems, specifically encoder (EC), decoder (DC), and encoder-recorder (ECR) devices that capture and process remote video and audio streams. It exposes online/offline status of processing units, their addresses and version-server links, and hardware alarm inputs and outputs, alongside camera-online counts for encoder units. This MIB is explicitly geared toward monitoring hardware and connectivity status: whether a PU is online, whether external input/output alarm channels (e.g., door sensors, relays) are triggered, and how many cameras attached to an encoder are currently reachable. As an H3C private surveillance MIB, it does not depend on standard IETF video MIBs but is part of a broader H3C video-surveillance MIB family alongside modules like H3C-VM-MAN-MIB. It is typically deployed in H3C IP video surveillance systems where administrators need real-time health and alarm status of encoding/decoding appliances distributed across camera sites. Engineers can download the H3C-PU-MAN-MIB file directly to load it into their MIB browser.

IPNetwork Monitor allows you to monitor SNMP objects defined in H3C-PU-MAN-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

  • H3C video surveillance encoders/decoders
  • H3C encoder-recorder (ECR) units

Monitoring Examples

An administrator would poll h3cPUisOnline to detect when an encoder or decoder unit drops offline, then check h3cPUExternalInputAlarmTable/h3cPUExternalInputAlarmEntry (indexed by h3cPUExternalInputAlarmChannelID) to see if h3cPUExternalInputAlarmStatus shows an active alarm such as a tamper or door-open condition. Correspondingly, h3cPUExternalOutputAlarmTable lets an operator confirm that alarm relay outputs fired as configured in response. Tracking h3cPUECCameraOnlines reveals when cameras attached to an encoder unit go offline, which combined with h3cPUisOnline pinpoints whether the fault is at the camera or the processing unit itself. A sudden drop in camera online count alongside a PU offline event would indicate a power or network failure at that surveillance site.

What Can Be Monitored

  • processing unit online status
  • external input alarm status
  • external output alarm status
  • camera online count
  • version server address
Imported Objects

From HUAWEI-3COM-OID-MIB

h3cSurveillanceMIBOBJECT-IDENTITY

From SNMPv2-SMI

Counter32
IpAddress
MODULE-IDENTITY
NOTIFICATION-TYPE
OBJECT-TYPE
Unsigned32

From SNMPv2-TC

DisplayString
TruthValue

How to Use in IPNetwork Monitor

Example using h3cPUDCRcvVideoPackets OID:

Select an H3C video surveillance encoders/decoder 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 h3cPUDCRcvVideoPackets into the Find box to locate it in the OID tree, then select it and click OK. The total number of video packets which are received from interfaces. 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 Counter32-type OID, Value bounds is the most useful condition here — trigger an alert if the counter increases sharply between polls relative to its normal baseline, since an unexpected spike often reflects a real change in traffic or activity. Click Finish to create the monitor; you can adjust any parameter later.
OIDs

RFC description

H3C Processing Unit (encoder, decoder, recorder) management MIB for surveillance video and audio monitoring.

Start monitoring H3C video surveillance encoders/decoders 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 H3C-PU-MAN-MIB