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############## Iptables Usage ##############

Depending on the Linux kernel version being used, the eBPF datapath can implement a varying feature set fully in eBPF. If certain required capabilities are not available, the functionality is provided using a legacy iptables implementation. See :ref:features_kernel_matrix for more details.

kube-proxy Interoperability

The following diagram shows the integration of iptables rules as installed by kube-proxy and the iptables rules as installed by Cilium.

.. image:: _static/kubernetes_iptables.svg