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Cisco Bug: CSCvi93885 - Response to ARP probe is a Broadcast in nexus platfrom, unicast in catalyst

Last Modified

May 10, 2018

Products (1)

  • Cisco Nexus 3000 Series Switches

Known Affected Releases

6.0(2)A8(6.223)

Description (partial)

Symptom:
Nexus 3500 responds with GARP Request with DestMac as FFFF.FFFF.FFFF for the ARP probe received.

# ethanalyzer local interface inbound-hi display-filter arp limit-captured-frames 0

Capturing on 'eth4'
wireshark-cisco-mtc-dissector: ethertype=0xde09, devicetype=0x0
  4 2018-04-09 17:58:29.096703 00:10:6b:03:da:28 -> ff:ff:ff:ff:ff:ff ARP 96 Who has 172.24.69.66?  Tell 0.0.0.0
  5 2018-04-09 17:58:29.097096 2c:5a:0f:93:e0:fc -> ff:ff:ff:ff:ff:ff ARP 96 Gratuitous ARP for 172.24.69.66 (Request)

Conditions:
None
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