NBS-CMMC-MIB :: nbsCmmcPortAutoNegotiation

MIB Reference — IPNetwork Monitor · Updated October 06, 2026

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nbsCmmcPortAutoNegotiation

Module: NBS-CMMC-MIB

OID (symbolic): NBS-CMMC-MIB::nbsCmmcPortAutoNegotiation

OID (numeric): 1.3.6.1.4.1.629.200.8.1.1.7

Node type: OBJECT-TYPE

Type: INTEGER

Access: read-write

Description: The AutoNegotiation status of a port. AutoNegotiation may affect the port's speed, duplex, and MDI/MDIX.

If this port does not offer this feature, Agent should report the value notSupported(1).

To disable this feature, set the value to off(2).

To enable this feature, set the value to on(3).

The value autoMDIXOnly(4) is deprecated.

The value custom (5) is deprecated.

What is nbsCmmcPortAutoNegotiation?

Enables or disables Ethernet auto-negotiation on this port, which can affect its speed, duplex, and MDI/MDIX settings; defaults to on(3). Admins turn this off and hard-code speed and duplex via nbsCmmcPortSpeed/nbsCmmcPortDuplex when connecting to older equipment that negotiates poorly.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.629.200.8.1.1.7
snmpwalk -v2c -c public <target> NBS-CMMC-MIB::nbsCmmcPortAutoNegotiation

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.629.200.8.1.1.7.1
snmpget -v2c -c public <target> NBS-CMMC-MIB::nbsCmmcPortAutoNegotiation.1

Set instance 1 (SNMPv2c):

snmpset -v2c -c private <target> 1.3.6.1.4.1.629.200.8.1.1.7.1 i <value>

Start monitoring NBS chassis-based network shelf/multiplexer equipment (CMMC-controlled) with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the NBS-CMMC-MIB::nbsCmmcPortAutoNegotiation OID value, configure state conditions and alerts, and monitor any NBS chassis-based network shelf/multiplexer equipment (CMMC-controlled) from a single console.

OID Breakdown

Upper-level ancestors (7 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
1.3.6.1.4.1.629nbaseCORE-MIB
Numeric OIDNameModule
1.3.6.1.4.1.629.200nbsCmmcMibNBS-CMMC-MIB
1.3.6.1.4.1.629.200.8nbsCmmcPortGrpNBS-CMMC-MIB
1.3.6.1.4.1.629.200.8.1nbsCmmcPortTableNBS-CMMC-MIB
1.3.6.1.4.1.629.200.8.1.1nbsCmmcPortEntryNBS-CMMC-MIB
1.3.6.1.4.1.629.200.8.1.1.7nbsCmmcPortAutoNegotiationNBS-CMMC-MIB