filterLines := append(filterChains.Bytes(), filterRules.Bytes()...)
		// Write it.
		if err := ipt.Restore(utiliptables.TableFilter, filterLines, utiliptables.NoFlushTables, utiliptables.RestoreCounters); err != nil {
			logger.Error(err, "Failed to execute iptables-restore", "table", utiliptables.TableFilter)
			metrics.IPTablesRestoreFailuresTotal.Inc()
			encounteredError = true
		}
	}
	return encounteredError
}

	proxier.iptablesData.Write(proxier.filterChains.Bytes())
	proxier.iptablesData.Write(proxier.filterRules.Bytes())

	proxier.logger.V(5).Info(
		"Restoring iptables", "natChains", proxier.natChains,
		"natRules", proxier.natRules, "filterChains", proxier.filterChains,
		"filterRules", proxier.filterRules)

				IsLatest:    true,
				NumVersions: 1,
			},
			want: 0,
			lc:   lc,
		},
	}
	for i, tc := range tests {
		t.Run(fmt.Sprintf("test-%d", i+1), func(t *testing.T) {
			if got := tc.lc.FilterRules(tc.opts); len(got) != tc.want {
				t.Fatalf("Expected %d rules to match but got %d", tc.want, len(got))
			}
			w := httptest.NewRecorder()
			tc.lc.SetPredictionHeaders(w, tc.opts)