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Cisco Bug: CSCsy84134 - ARP table is flushed when deleting secondary IP address

Last Modified

Aug 09, 2017

Products (15)

  • Cisco IOS
  • Cisco Catalyst 3750G-12S Switch
  • Cisco Catalyst 3560G-48PS Switch
  • Cisco Catalyst 3560G-24TS Switch
  • Cisco Catalyst 3750-24FS Switch
  • Cisco Catalyst 3750G-16TD Switch
  • Cisco Catalyst 3750G-24TS-1U Switch
  • Cisco Catalyst 3750G-12S-SD Switch
  • Cisco Catalyst 3750G-48TS Switch
  • Cisco Catalyst 3750G-24TS Switch
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Known Affected Releases

12.2(18)SXF7 12.2(25)SE 12.2(33)SRA7 12.4(23)

Description (partial)

 Unneccesary ARP table flush is seen.

 Removing secondary IP address , it removes all entries associated with interface where secondary ipadd is configured.
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