valinor/kubernetes/apps/kube-system/cilium/app/cilium-l2.yaml

---
apiVersion: cilium.io/v2alpha1
kind: CiliumL2AnnouncementPolicy
metadata:
  name: policy
spec:
  loadBalancerIPs: true
  interfaces:
    - ^eth1$
  nodeSelector:
    matchLabels:
      kubernetes.io/os: linux
---
apiVersion: cilium.io/v2alpha1
kind: CiliumLoadBalancerIPPool
metadata:
  name: pool
spec:
  cidrs:
    - cidr: 10.2.42.0/24