indicates which type of match criteria the policy should use.
when set to ip(1), the policy looks for match entries in
tSapIngressIPCriteriaTable or tSapIngressIPv6CriteriaTable.
When set to mac(2), the policy looks for match entries in
tSapIngressMacCriteriaTable.
the value of tSapIngressMatchCriteria is set when the first
match criteria table entry is created. the value is set to
none(3) when the last criteria table entry is removed.
when tSapIngressMatchCriteria is set to ip(1), no
tSapIngressMacCriteriaTable entries can be created.
when set to mac(2), no tSapIngressIPCriteriaTable or
tSapIngressIPv6CriteriaTable entries can be created.