Cisco Bug: CSCuq09859 - APs sending GARP and ARP requests aprox every 2 seconds.
Feb 24, 2018
- Cisco Aironet 3700 Series
Known Affected Releases
Symptom:APs dropping traffic, while roaming phones will drop a few packets losing voice comunication. Debug on the AP radio shows "o can not arp the ac ip address, retry later". A packet capture on the AP will show the AP sending GARPs and ARP requests every 2 seconds or less, even when there is always a response from all devices. Conditions:11n or 11ac APs in the same VLAN as the WLC. Core router is VRRP and is frequently sending GARPs for its own address.
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Bug Details Include
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