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Brocadeスイッチポートで「No light」状態になります

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fabric-interconnect-and-management-switches
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環境

Brocadeスイッチ

問題

  • Brocadeスイッチポートで「No_light」状態が報告されました:

/fabos/bin/switchshow :

switchName:   XXXXXXX
switchType:   165.0
switchState:   Online   
switchMode:   Native
switchRole:   Principal
Index Slot Port Address Media  Speed     State   Proto
============================================================
 130   7   2   018200   id   N32    No_Light  FC  
 131   7   3   018300   id   N32    No_Light  FC  

  • sfpshowの出力で受信電力が低いことが報告されます。

=============
Slot  7/Port  2:
=============
RX Power:   -inf   dBm (0.0  uW) 
TX Power:   -0.1   dBm (981.2 uW) 


=============
Slot  7/Port  3:
=============
RX Power:   -inf   dBm (0.0  uW) 
TX Power:   -0.1   dBm (985.0 uW) 

  • sfpshow TxおよびRxの統計が「Not Available」と表示される

Slot 11/Port 47:
=============
Identifier:  3   SFP
Connector:   7   LC
Transceiver: 6804406000000000 8,16,32_Gbps M5 sw Inter,Short_dist)
[...]
Vendor Name: BROCADE
Vendor OUI:  00:05:1e
Vendor PN:   57-1000333-01
[...]
Temperature :   Not Available
Current    :   Not Available
Voltage    :   Not Available
RX Power   :   Not Available
TX Power   :   Not Available

  • 以下のSNMPアラートが受信されます。

No Light;WARN;XX8A8894718xyxyx;
   | 130;7/2;OK;No Light;WARN;XX8B8894718xxxxx;
   | 131;7/3;OK;No Light;WARN;XX8C8894718yyyyy;

   | 142;7/13;OK;No Light;WARN;XX8D8894718xyxyx;
   | 143;7/14;OK;No Light;WARN;XX8E8894718yxyxy;

  • スイッチポートで物理的な接続を実行し て、 スイッチポートにデバイスが接続されているかどうかを確認します。
  • スイッチポートにデバイスが接続されていない場合は、解決策に進みます。

 

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