GIGAswitchEthernet-MIB :: gsEPortAutoNegotiationDuplexAdvertisement

MIB Reference — IPNetwork Monitor · Updated October 05, 2026

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gsEPortAutoNegotiationDuplexAdvertisement

Module: GIGAswitchEthernet-MIB

OID (symbolic): GIGAswitchEthernet-MIB::gsEPortAutoNegotiationDuplexAdvertisement

OID (numeric): 1.3.6.1.4.1.36.2.18.39.3.6.5.1.1.53

Node type: OBJECT-TYPE

Type: INTEGER

Access: read-write

Description: The duplexity to advertise while auto-negotiating.

What is gsEPortAutoNegotiationDuplexAdvertisement?

Limits which duplex modes this port advertises during auto-negotiation; restricting it to half-duplex(2) only is useful when the port is on a shared/repeated segment where full-duplex would be inappropriate even if auto-negotiation might otherwise settle on it.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.36.2.18.39.3.6.5.1.1.53
snmpwalk -v2c -c public <target> GIGAswitchEthernet-MIB::gsEPortAutoNegotiationDuplexAdvertisement

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.36.2.18.39.3.6.5.1.1.53.1
snmpget -v2c -c public <target> GIGAswitchEthernet-MIB::gsEPortAutoNegotiationDuplexAdvertisement.1

Set instance 1 (SNMPv2c):

snmpset -v2c -c private <target> 1.3.6.1.4.1.36.2.18.39.3.6.5.1.1.53.1 i <value>

Start monitoring Digital Equipment Corporation (DEC) GIGAswitch/Ethernet chassis switch (legacy) with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the GIGAswitchEthernet-MIB::gsEPortAutoNegotiationDuplexAdvertisement OID value, configure state conditions and alerts, and monitor any Digital Equipment Corporation (DEC) GIGAswitch/Ethernet chassis switch (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
1.3.6.1.4.1.36decCMU-MIB
1.3.6.1.4.1.36.2emaDEC-ATM-CHASSIS-MIB
1.3.6.1.4.1.36.2.18decMIBextensionDEC-ATM-CHASSIS-MIB
Numeric OIDNameModule
1.3.6.1.4.1.36.2.18.39gsEMIBGIGAswitchEthernet-MIB
1.3.6.1.4.1.36.2.18.39.3gsEChassisGIGAswitchEthernet-MIB
1.3.6.1.4.1.36.2.18.39.3.6gsEPortsGIGAswitchEthernet-MIB
1.3.6.1.4.1.36.2.18.39.3.6.5gsEPortAutoNegotiationMgtGIGAswitchEthernet-MIB
1.3.6.1.4.1.36.2.18.39.3.6.5.1gsEPortAutoNegotiationTableGIGAswitchEthernet-MIB
1.3.6.1.4.1.36.2.18.39.3.6.5.1.1gsEPortAutoNegotiationEntryGIGAswitchEthernet-MIB
1.3.6.1.4.1.36.2.18.39.3.6.5.1.1.53gsEPortAutoNegotiationDuplexAdvertisementGIGAswitchEthernet-MIB