It is just a start.
Edit-- updated.
# Definition for 1.3.6.1.4.1.20992.2.31 created by Defed 1.9 on 12.Nov 2021
# Main
SNMPv 2
Type IBR900
TypOID
NamOID
DesOID
OS other
Icon s2m
Size 1
Uptime U
Bridge normalX
ArpND phy
Dispro
Serial
Bimage 1.3.6.1.4.1.20992.1.1.1.0
VLnams
VLnamx
Group
Mode
CfgChg
CfgWrt
FTPConf
Fanstat
# Interfaces
StartX 51
EndX 200
IFname 1.3.6.1.2.1.2.2.1.2
IFaddr adr O
IFalia
IFalix
InBcast
InDisc
OutDisc
IFvlan
IFvlix
IFpowr
IFpwix
IFpalc
IFdupl
IFduix
Halfdp
Fulldp
# Modules
Modom
Moslot
Moclas
Movalu
Modesc
Modhw
Modfw
Modsw
Modser
Momodl
Modloc
Mostat
Mostok
# RRD Graphing
CPUutl
Temp
MemCPU
Custom
