This object is a bit mask that indicates which protocols
exist in the software image currently loaded in memory.
The value of this OBJECT is a sum. It initially takes
on the value 0, then for each protocol bit as defined
below, 2 raised to the value of the (bit position - 1)
is added to the sum.
The following bits are defined:
IP_ROUTING 0x00000001
IPX_ROUTING 0x00000002
DDP_ROUTING 0x00000004
A value of 0x00000000 indicates the
standard switching software.