A list of interface entries. The number of entries
is given by the value of mitelIfNumber. The table
consists of one row for each MITEL-specific interface,
and is indexed by the ifIndex value of the corresponding
row in the MIB-II ifTable.
The type of interface. Additional values for
mitelIfTblType are assigned by the Standards Group,
through updating the syntax of the MitelIfType
textual convention. This row is deleted automatically
when the corresponding ifTable row is deleted.