With IPHost Network Monitor you can run simple snmp requests against a Huawei device in your network.
ipNetToMediaType
ip Net To Media Type
1.3.6.1.2.1.4.22.1.4
The type of mapping. Setting this object to the value invalid(2) has the effect of invalidating the corresponding entry in the ipNetToMediaTable. That is, it effectively disassociates the interface identified with said entry from the mapping identified with said entry. It is an implementation- specific matter as to whether the agent removes an invalidated entry from the table. Accordingly, management stations must be prepared to receive tabular information from agents that corresponds to entries not currently in use. Proper interpretation of such entries requires examination of the relevant ipNetToMediaType object.
Back to IEEE8021-PAE-MIB MIB page.
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