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E-Series SNMP linkDown trap during drive replacement

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Applies to

  • NetApp E-Series
  • NetApp SANtricity OS
  • Simple Network Management Protocol (SNMP) monitoring
  • Controller management port (Ethernet port 1 and port 2)
  • NetApp StorageGRID storage node with E-Series controller

Issue

  • SNMP linkDown trap is received by the monitoring system after drive replacement.
  • Monitoring system raises an alert for the E-Series storage node:

.1.3.6.1.6.3.1.1.5.3 Normal "Status Events" 10.1.2.3 - .1.3.6.1.6.3.1.1.5.3 linkDown

A linkDown trap signifies that the SNMP entity...

  • Major Event Log (MEL) reports management port link down and link up events on controller A:

A:10/30/26, 5:35:53 AM (05:35:53) 36423 5801 Management port link down - Shelf 99, Bay A

A:10/30/26, 4:21:07 AM (04:21:07) 36405 5802 Management port link up - Shelf 99, Bay A

  • Recovery Guru reports no failure entries.
  • Management port 1 operates normally:

Ethernet port:                 1

Link status:                Up

Negotiation mode:           Auto-negotiate

Port speed:              1000 Mbps

Duplex mode:             Full duplex

Network configuration:      Static

IP address:                 x.x.x.x

  • Management port 2 reports a link status of Down:

Ethernet port:                 2

Link status:                Down

Negotiation mode:           Auto-negotiate

Port speed:              Unknown

Duplex mode:             Half duplex

IPv4 settings:              Enabled

IP address:              x.x.x.x

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