mode that the Dial Backup Unit is operating
in. The values mean:
dbuModeOrig
The dial backup unit is operating in the
originate mode
dbuModeAnsw
The dial backup unit is operating in the
answer mode
dbuModeNotAvail
The dial backup unit's mode is not
available
dbuModeCallbackOrig
The dial backup unit is operating in the
callback originate mode
dbuModeCallbackAnsw
The dial backup unit is operating in the
callback mode
dbuModeMaster
The dial backup unit is configured as a
master unit
dbuModeSlave
The dial backup unit is configured as a
slave unit