SNMP Inspector blogSNMP errors, counters and switch ports, with real snmpget output, from the developer of SNMP Inspector.https://snmpinspector.app/enifInOctets vs ifHCInOctets: when a 32-bit SNMP counter wrapshttps://snmpinspector.app/blog/ifinoctets-vs-ifhcinoctets/https://snmpinspector.app/blog/ifinoctets-vs-ifhcinoctets/ifInOctets wraps in 34 s at 1 Gbit/s and 3.4 s at 10 Gbit/s. Real RouterOS output, the wrap arithmetic, 64-bit counters and reboot spikes.Wed, 11 Nov 2026 00:00:00 GMTSNMP timeout with no response: what each cause looks likehttps://snmpinspector.app/blog/snmp-timeout-no-response/https://snmpinspector.app/blog/snmp-timeout-no-response/snmpget and snmpwalk print Timeout: No Response for many causes. Real output from RouterOS, net-snmp and a switch with no SNMP agent, plus a checklist.Wed, 11 Nov 2026 00:00:00 GMTSNMPv3 authentication failure, unknown user and usmStats countershttps://snmpinspector.app/blog/snmpv3-authentication-failure/https://snmpinspector.app/blog/snmpv3-authentication-failure/Fix SNMPv3 Authentication failure, Unknown user name and silent timeouts with real snmpget output and a table of the six usmStats counters.Wed, 11 Nov 2026 00:00:00 GMTSwitch port errors: ifInErrors, FCS errors and discards explainedhttps://snmpinspector.app/blog/switch-port-errors-ifinerrors-fcs/https://snmpinspector.app/blog/switch-port-errors-ifinerrors-fcs/ifInErrors, ifInDiscards and dot3StatsFCSErrors on a switch port: what each one counts and how two reads tell a live cable fault from an old total.Wed, 11 Nov 2026 00:00:00 GMT