You can use the following options with ibconfig when ud is a board descriptor or a board index.
IbcDMA
IbcEndBitIsNormal
IbcEOS
IbcEOSchar
IbcEOScmp
IbcEOSrd
IbcEOSwrt
IbcEOT
IbcHSCableLength
IbcIRQ
IbcIST
IbcLON
IbcPP2
IbcPPC
IbcPPollTime
IbcRsv
IbcSAD
IbcSC
IbcSendLLO
IbcSRE
IbcTIMING
IbcTMO