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    • Brocade Switch shows high pcs err counts in “porterrshow” command
      https://kb.netapp.com/on-prem/ontap/OHW/OHW-KBs/Brocade_Switch_shows_high_pcs_err_counts_in_porterrshow_command
      Brocade Switch Brocade Switch shows high pcs err counts in porterrshow. porterrshow : frames enc crc crc too too bad enc disc link loss loss frjt fbsy c3timeout pcs tx rx in err g_eof shrt long eof ou...Brocade Switch Brocade Switch shows high pcs err counts in porterrshow. porterrshow : frames enc crc crc too too bad enc disc link loss loss frjt fbsy c3timeout pcs tx rx in err g_eof shrt long eof out c3 fail sync sig tx rx err 0: 1.1g 1.0g 0 0 0 0 0 0 0 0 7 0 7 0 0 0 0 0 3: 2.5g 2.9g 0 0 0 0 0 0 0 350 16.1k 0 3 0 0 350 0 77.1k 5: 2.9g 3.1g 0 7: 2.1g 1.0g 0 0 0 0 0 0 0 0 4 0 4 0 0 0 0 0 8: 3.5g 3.0g 0 0 0 0 0 0 0 873 6 0 6 0 0 0 873 0 11: 1.1g 787.9m 0 0 0 0 0 0 0 0 6 0 6 0 0 0 0 0
    • Unable to import Brocade Certificate: "Import Failed"
      https://kb.netapp.com/on-prem/Switches/Brocade-KBs/Unable_to_import_Brocade_Certificate__Import_Failed
      Applies to Brocade FOS 8.0 onwards Issue During HTTPs configuration, error found on importing PEM (Privacy Enhanced Mail) certificate: "Import failed"
    • Potential issues and workarounds when running storage upgrades using NetApp Hybrid Cloud Control
      https://kb.netapp.com/Legacy/NetApp_HCI/OS/Potential_issues_and_workarounds_when_running_storage_upgrades_using_NetApp_Hybrid_Cloud_Control
      During storage upgrades using NetApp Hybrid Cloud Control, you might encounter the following scenarios: The session times out after two hours into the upgrade, and you are logged out of the NetApp Hyb...During storage upgrades using NetApp Hybrid Cloud Control, you might encounter the following scenarios: The session times out after two hours into the upgrade, and you are logged out of the NetApp Hybrid Cloud Control UI You are logged out of NetApp Hybrid Cloud Control towards the end of the upgrade, and cannot log back in During a storage upgrade, users might see an error page if NetApp Hybrid Cloud Control is refreshed in the finishing stages of the upgrade
    • Why CRC errors on the storage controller may follow the placement of a lif?
      https://kb.netapp.com/on-prem/ontap/da/NAS/NAS-KBs/Why_CRC_errors_on_the_storage_controller_may_follow_the_placement_of_a_lif
      CRC errors seen on ifstat may not be related to the effective communication between that port and the corresponding switch port, if the switch is cut-through A frame containing CRC error will be forwa...CRC errors seen on ifstat may not be related to the effective communication between that port and the corresponding switch port, if the switch is cut-through A frame containing CRC error will be forwarded to the outbound port by the switch, cause the switch will start forwarding the frames before complete reception When CRC errors are propagated, moving a lif to a different port will have the side effect of redirecting these packets to the new port
    • FRU Replacements for the Mellanox SN2700 Switch
      https://kb.netapp.com/Legacy/NetApp_HCI/OS/FRU_Replacements_for_the_Mellanox_SN2700_Switch
      Applies to Netapp HCI Mellanox Switches Answer Details on replacing the Mellanox SN2700 power supply and fans are available in the Hardware User Manual Installation A list of available FRU is availabl...Applies to Netapp HCI Mellanox Switches Answer Details on replacing the Mellanox SN2700 power supply and fans are available in the Hardware User Manual Installation A list of available FRU is available on the following article: Which Mellanox Switches are available for the Netapp HCI? Additional Information additionalInformation_text
    • Admin Password Recovery for Broadcom Switch BES-53248
      https://kb.netapp.com/on-prem/Switches/Broadcom-KBs/Admin_Password_Recovery_for_Broadcom_Switch_BES-53248
      Applies to Broadcom BES-53248 switch Cluster network switch ONTAP 9 Description How to change a lost or locked-out admin password on the BES-53248 switch. If a password for a BES-53248 switch is eithe...Applies to Broadcom BES-53248 switch Cluster network switch ONTAP 9 Description How to change a lost or locked-out admin password on the BES-53248 switch. If a password for a BES-53248 switch is either lost or forgotten, follow the procedure in this article. If authentication fails only via SSH but works correctly via the local console, then follow this article to change the password lockout setting.
    • Is the Network Port DCB configurable on NetApp to match the Cisco Switch settings?
      https://kb.netapp.com/on-prem/Switches/Cisco-KBs/Is_the_Network_Port_DCB_configurable_on_NetApp_to_match_the_Cisco_Switch_settings
      Any changes made with regards to QoS/CoS/ DCB on Cisco Switch should reflect immediately on NetApp Storage. There is no specific configuration change required from ONTAP. Use dcb show command on ONTAP...Any changes made with regards to QoS/CoS/ DCB on Cisco Switch should reflect immediately on NetApp Storage. There is no specific configuration change required from ONTAP. Use dcb show command on ONTAP to verify the settings. Interface PGID Priority Application Bandwidth --------- ---- ---------- ------------ ------------ e3a 0 0 1 2 4 5 6 7 unassigned 50% 1 3 FCoE 50% e3b 0 0 1 2 3 4 5 6 7 unassigned 0% e4a 0 0 1 2 4 5 6 7 unassigned 50% 1 3 FCoE 50% e4b 0 0 1 2 3 4 5 6 7 unassigned 0%
    • CN1610 Switch cannot be reached remotely, and non responsive to SNMP
      https://kb.netapp.com/on-prem/ontap/OHW/OHW-KBs/CN1610_Switch_cannot_be_reached_remotely_and_non_responsive_to_SNMP
      Applies to CN1610 Cluster Switch Issue CN1610 Switch cannot be reached remotely and may be non-responsive when consoled into the switch. Upon entering switch credentials in SSH session, the session ha...Applies to CN1610 Cluster Switch Issue CN1610 Switch cannot be reached remotely and may be non-responsive when consoled into the switch. Upon entering switch credentials in SSH session, the session hangs indefinitely.
    • CSCvr04588 - Cisco Nexus 3132Q-V Buffer Wedge/Lockup: All Control-Plane Protocols Failing & Ports Unable to Pass Traffic
      https://kb.netapp.com/on-prem/Switches/Cisco-KBs/CSCvr04588
      A Cisco Nexus 3132Q-V cluster switch may experience a condition in which the ingress/egress buffers become "stuck" (unable to dequeue frames). This will lead to a condition where, depending on the spe...A Cisco Nexus 3132Q-V cluster switch may experience a condition in which the ingress/egress buffers become "stuck" (unable to dequeue frames). This will lead to a condition where, depending on the specific queue experiencing the issue, all traffic may fail to pass in or out of the devices.
    • Unable to import Brocade Certificate via FTP
      https://kb.netapp.com/on-prem/Switches/Brocade-KBs/Unable_to_import_Brocade_Certificate_via_FTP
      Applies to FOS 8.0 onwards Brocade Issue Unable to import Certificate Authority (CA) through FTP with FIPS enabled.
    • ISL down due to high TX power
      https://kb.netapp.com/on-prem/ontap/OHW/OHW-KBs/SFP_reporting_High_TX_RX_causing_link_down
      Current 8.33 mA 13.00 mA 3.00 mA 11.00 mA 5.00 mA Tx Power -0.87 dBm 4.99 dBm -10.00 dBm 2.99 dBm -8.01 dBm Current 8.40 mA 13.00 mA 3.00 mA 11.00 mA 5.00 mA Tx Power -0.83 dBm 4.99 dBm -10.00 dBm 2.9...Current 8.33 mA 13.00 mA 3.00 mA 11.00 mA 5.00 mA Tx Power -0.87 dBm 4.99 dBm -10.00 dBm 2.99 dBm -8.01 dBm Current 8.40 mA 13.00 mA 3.00 mA 11.00 mA 5.00 mA Tx Power -0.83 dBm 4.99 dBm -10.00 dBm 2.99 dBm -8.01 dBm Rx Power N/A 3.39 dBm -14.08 dBm 2.39 dBm -11.02 dBm Rx Power -1.15 dBm 3.39 dBm -14.08 dBm 2.39 dBm -11.02 dBm Tx Power 8.16 dBm ++ 4.99 dBm -10.00 dBm 2.99 dBm -8.01 dBm Rx Power 8.16 dBm ++ 3.39 dBm -14.08 dBm 2.39 dBm -11.02 dBm