DOCS-BPI2EXT-MIB :: docsBpi2Ext31CmDeviceManufCert

MIB Reference — IPNetwork Monitor · Updated October 05, 2026

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docsBpi2Ext31CmDeviceManufCert

Module: DOCS-BPI2EXT-MIB

OID (symbolic): DOCS-BPI2EXT-MIB::docsBpi2Ext31CmDeviceManufCert

OID (numeric): 1.3.6.1.4.1.4491.2.1.29.1.1.1.1.1.2

Node type: OBJECT-TYPE

Type: DocsX509ASN1DEREncodedCertificate

Access: read-only

Description: The X509 DER-encoded manufacturer certificate that signed the cable modem certificate.

What is docsBpi2Ext31CmDeviceManufCert?

This read-only object holds the X.509 DER-encoded certificate of the manufacturer that signed the cable modem's own certificate, forming the trust chain used in DOCSIS 3.1 BPI+ security. An operator or management system reads it to verify the cable modem's certificate is properly rooted in a trusted manufacturer CA. For example, a CMTS security audit tool would pull this object to confirm a modem's cert chain traces back to an approved vendor certificate authority.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.4491.2.1.29.1.1.1.1.1.2
snmpwalk -v2c -c public <target> DOCS-BPI2EXT-MIB::docsBpi2Ext31CmDeviceManufCert

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.4491.2.1.29.1.1.1.1.1.2.1
snmpget -v2c -c public <target> DOCS-BPI2EXT-MIB::docsBpi2Ext31CmDeviceManufCert.1

Start monitoring DOCSIS 3.1 cable modem/CMTS (BPI+ certificate extensions, vendor-neutral CableLabs standard) with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the DOCS-BPI2EXT-MIB::docsBpi2Ext31CmDeviceManufCert OID value, configure state conditions and alerts, and monitor any DOCSIS 3.1 cable modem/CMTS (BPI+ certificate extensions, vendor-neutral CableLabs standard) 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
1.3.6.1.4.1.4491cableLabsCLAB-DEF-MIB
1.3.6.1.4.1.4491.2clabProjectCLAB-DEF-MIB
1.3.6.1.4.1.4491.2.1clabProjDocsisCLAB-DEF-MIB
Numeric OIDNameModule
1.3.6.1.4.1.4491.2.1.29docsBpi2Ext31MibDOCS-BPI2EXT-MIB
1.3.6.1.4.1.4491.2.1.29.1docsBpi2Ext31MibObjectsDOCS-BPI2EXT-MIB
1.3.6.1.4.1.4491.2.1.29.1.1docsBpi2Ext31CmObjectsDOCS-BPI2EXT-MIB
1.3.6.1.4.1.4491.2.1.29.1.1.1docsBpi2Ext31CmCertObjectsDOCS-BPI2EXT-MIB
1.3.6.1.4.1.4491.2.1.29.1.1.1.1docsBpi2Ext31CmDeviceCertTableDOCS-BPI2EXT-MIB
1.3.6.1.4.1.4491.2.1.29.1.1.1.1.1docsBpi2Ext31CmDeviceCertEntryDOCS-BPI2EXT-MIB
1.3.6.1.4.1.4491.2.1.29.1.1.1.1.1.2docsBpi2Ext31CmDeviceManufCertDOCS-BPI2EXT-MIB