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Cisco Bug: CSCvt46733 - 9800 Arp Handling design change

Last Modified

Sep 21, 2020

Products (6)

  • Cisco Catalyst 9800 Series Wireless Controllers
  • Cisco Catalyst 9800-40 Wireless Controller
  • Cisco Catalyst 9800-L-C Wireless Controller
  • Cisco Catalyst 9800-80 Wireless Controller
  • Cisco Catalyst 9800-L-F Wireless Controller
  • Cisco Catalyst 9800-CL Wireless Controller for Cloud

Known Affected Releases

16.12.2s

Description (partial)

Symptom:
An issue with the ARP handling of eWLC products allowed for the ARP entry to be removed for a wireless DHCP client under certain curcumstances.  Improvements have been made to ensure that ARP handling is inline with other WLC implementations.

Conditions:
Device running with default configuration.
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Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
  • Severity
  • Known Fixed Releases
  • Related Community Discussions
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