IB-SM-MIB :: ibSmPortInfoLinkWidthSupported

MIB Reference — IPNetwork Monitor · Updated October 05, 2026

All MIBs › IB-SM-MIB › ibSmPortInfoLinkWidthSupported

ibSmPortInfoLinkWidthSupported

Module: IB-SM-MIB

OID (symbolic): IB-SM-MIB::ibSmPortInfoLinkWidthSupported

OID (numeric): 1.3.6.1.3.117.7.1.3.1.1.12

Node type: OBJECT-TYPE

Type: Unsigned32

Access: read-only

Description: Supported link width. Indicated as follows: 1: 1x; 3: 1x or 4x; 11: 1x, 4x or 12x; other values reserved.

What is ibSmPortInfoLinkWidthSupported?

The link widths this port hardware can support: 1 is 1x, 3 is 1x or 4x, 11 is 1x, 4x or 12x. Compare against the active width to see whether a link has trained down from its maximum.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.3.117.7.1.3.1.1.12
snmpwalk -v2c -c public <target> IB-SM-MIB::ibSmPortInfoLinkWidthSupported

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.3.117.7.1.3.1.1.12.1
snmpget -v2c -c public <target> IB-SM-MIB::ibSmPortInfoLinkWidthSupported.1

Start monitoring InfiniBand subnet manager node/switch (vendor-neutral IETF standard) with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the IB-SM-MIB::ibSmPortInfoLinkWidthSupported OID value, configure state conditions and alerts, and monitor any InfiniBand subnet manager node/switch (vendor-neutral IETF standard) from a single console.

OID Breakdown

Upper-level ancestors (6 from the standard OID tree / other modules)
Numeric OIDNameModule
1isoLANART-AGENT
1.3orgAirPair-MIB
1.3.6dodAirPair-MIB
1.3.6.1internetAirPair-MIB
1.3.6.1.3experimentalAPERTUS-NPG-MIB
1.3.6.1.3.117pmIB-PM-MIB
Numeric OIDNameModule
1.3.6.1.3.117.7ibSmMIBIB-SM-MIB
1.3.6.1.3.117.7.1ibSmMIBObjectsIB-SM-MIB
1.3.6.1.3.117.7.1.3ibSmPortInfoIB-SM-MIB
1.3.6.1.3.117.7.1.3.1ibSmPortInfoTableIB-SM-MIB
1.3.6.1.3.117.7.1.3.1.1ibSmPortInfoEntryIB-SM-MIB
1.3.6.1.3.117.7.1.3.1.1.12ibSmPortInfoLinkWidthSupportedIB-SM-MIB