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### Instruction:
PLAT_L2FIB_FXS-3-VLAN_EXIST_ERR
### Response:
(Severity: 3), (Category: PLATFORM), (Description: Failed to program FXC as normalised vlan is conflicting with an existing AC. Only on AC should use any given normalised vlan under a FXC domain), (Recommended Action: resolve and reprovision all conflicting ACs)
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