Preview Tool

Cisco Bug: CSCta20399 - ARP table updated with real MAC address after fover virtual MAC added

Last Modified

Nov 08, 2016

Products (1)

  • Cisco ASA 5500-X Series Firewalls

Known Affected Releases


Description (partial)

If failover virtual MAC address configuration is added, followed by interface configuration as such,

interface Ethernet0/0
 nameif inside
 ip address xx.xx.xx.xx standby yy.yy.yy.yy
 no shutdown

failover mac address Ethernet0/0 xxxx.xxxx.xxxx yyyy.yyyy.yyyy

Real standby MAC address may be updated to ARP table of the configured ASA.

- interface enabled and virtual mac address added at the same time
Bug details contain sensitive information and therefore require a account to be viewed.

Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
  • Severity
  • Known Fixed Releases
  • Related Community Discussions
  • Number of Related Support Cases
Bug information is viewable for customers and partners who have a service contract. Registered users can view up to 200 bugs per month without a service contract.