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Network port is down on CN1610

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Applies to

Cluster Network Switch (CNS) CN1610

Issue

  • Cluster network switch CN1610 link down:

(CN1610) #show interfaces status all
                                         Link    Physical    Physical    Media               Flow Control
Port       Name                          State   Mode        Status      Type                Status
---------  ----------------------------  ------  ----------  ----------  ------------------  ------------
0/1        Cluster Port 1                Up      10G Full    10G Full    10G-BaseSX          Inactive
0/2        Cluster Port 2                Up      10G Full    10G Full    10G-BaseSX          Inactive
0/3        Cluster Port 3                Down    10G Full                10G-BaseSX          Inactive
0/4        Cluster Port 4                Up      10G Full    10G Full    10G-BaseSX          Inactive
...

  • Same link down from the port in the ONTAP side

cluster1::> network port show
Node: node1
                                                                       Ignore
                                                  Speed(Mbps) Health   Health
Port      IPspace      Broadcast Domain Link MTU  Admin/Oper  Status   Status
--------- ------------ ---------------- ---- ---- ----------- -------- ------
e0a       Cluster      Cluster          up   9000  auto/1000  healthy  false
e0b       Cluster      Cluster          down 9000  auto/1000  degraded false

  • Same SFP and cable works connected to another switch port

 

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