apiVersion: metallb.io/v1beta1
kind: IPAddressPool
metadata:
  name: default-address-pool
  namespace: metallb-system
spec:
  addresses:
    - 192.168.1.220-192.168.1.250   # Replace with your LAN range
---
apiVersion: metallb.io/v1beta1
kind: L2Advertisement
metadata:
  name: l2-advertisement
  namespace: metallb-system
spec:
  ipAddressPools:
    - default-address-pool