Cisco Bug: CSCup78439 - Connecting IP Phone to any AP702 LAN Ports results in AP reset loop
Nov 19, 2018
- Cisco Aironet 3700 Series Access Points
Known Affected Releases
Symptom: When the AP is getting PoE from switch and phone is connected to AP port1, 2 or 3 powered by adapter/injector the following occurs: AP detects the phone and generates the following CDP: *Jul 8 12:49:25.071: %CDP_PD-4-POWER_OK: Full power - INJECTOR_DETECTED_MULTIPLE_MACS_ON_HUB inline power source The switch cuts power to the AP and bounces the port Conditions: Connect an IP phone (9971 or similar) powered by AC adapter or power injector to any LAN port 1-3. Be sure the AP is powered by PoE from the switch. Be sure CDP is enabled on the switch port where the AP is connected.
Bug details contain sensitive information and therefore require a Cisco.com account to be viewed.
Bug Details Include
- Full Description (including symptoms, conditions and workarounds)
- Known Fixed Releases
- Related Community Discussions
- Number of Related Support Cases