Router/Switch Monitoring
Use SNMP to monitor interface errors and discards on networking routers, switches and devices.
Monitoring: Use the following counters to monitor the packet discards and errors on the device interfaces.
|
SNMP OID: .1.3.6.1.2.1.2.2.1.14
.iso.org.dod.internet.mgmt.mib-2 .interfaces.ifTable.ifEntry.ifInErrors
Description: The number of inbound packets that contained errors preventing them from being deliverable to a higher-layer protocol.
|
|
SNMP OID: .1.3.6.1.2.1.2.2.1.20
.iso.org.dod.internet.mgmt.mib-2 .interfaces.ifTable.ifEntry.ifOutErrors
Description: The number of outbound packets that could not be transmitted because of errors.
|
|
SNMP OID: .1.3.6.1.2.1.2.2.1.13
.iso.org.dod.internet.mgmt.mib-2 .interfaces.ifTable.ifEntry.ifInDiscards
Description: The number of inbound packets which were chosen to be discarded even though no errors had been detected to prevent their being deliverable to a higher-layer protocol. One possible reason for discarding such a packet could be to free up buffer space.
|
|
SNMP OID: .1.3.6.1.2.1.2.2.1.19
.iso.org.dod.internet.mgmt.mib-2 .interfaces.ifTable.ifEntry.ifOutDiscards
Description: The number of outbound packets which were chosen to be discarded even though no errors had been detected to prevent their being transmitted. One possible reason for discarding such a packet could be to free up buffer space.
|
Reference: