With IPHost Network Monitor you can run simple snmp requests against a Huawei device in your network.
instPatExists
inst Pat Exists
1.3.6.1.4.1.207.8.4.4.4.49.1.1.10
Indicates if the patch file exists or not. true(1) means it exists, false(2) means it doesn't
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IPHost Network monitor allows you to monitor instPatExists on Allied Telesis device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Allied Telesis switches right now.