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docs(kube-ovn): require strict ARP for MetalLB underlay #958

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docs(kube-ovn): require strict ARP for MetalLB underlay #958

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2 changes: 2 additions & 0 deletions docs/en/networking/how_to/kube_ovn/config_metallb_underlay.mdx
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Expand Up @@ -10,6 +10,8 @@ This solution addresses the integration of MetalLB L2 mode with Kube-OVN Underla

> ⚠️ **Critical**: The LoadBalancer VIP and the backend Pod IPs **must be in the same Underlay subnet**.

> ⚠️ **Important**: ACP enables kube-proxy IPVS strict ARP mode by default. Keep this setting enabled; otherwise non-MetalLB speaker nodes can reply to VIP ARP requests and cause Underlay access failures.

## Prerequisites

### Environment Requirements
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