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Cisco Bug: CSCuj59174 - N2K-C2248TP-E-1GE sending pdu with all '0' Source Mac

Last Modified

Feb 15, 2018

Products (7)

  • Cisco Nexus 7000 Series Switches
  • Cisco Nexus 7000 10-Slot Switch
  • Cisco Nexus 7000 4-Slot Switch
  • Cisco Nexus 7000 18-Slot Switch
  • Cisco Nexus 7700 18-Slot Switch
  • Cisco Nexus 7000 9-Slot Switch
  • Cisco Nexus 7700 10-Slot Switch

Known Affected Releases


Description (partial)

This bug related to CSCui01937

After an ISSU upgrade to 6.2(2) or 6.2(2a), the N2K-C2248TP-E-1E will send PDUs with all '0' source mac-address

This issue is seen after an ISSU upgrade from 6.1 or below.   This issue is not seen on a cold reboot to 6.2
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