// traffic policies if they already exist
			for _, subset := range rule.Subsets {
				if !existingSubset.Contains(subset.Name) {
					// if not duplicated, append
					mergedRule.Subsets = append(mergedRule.Subsets, subset)
				} else {
					// duplicate subset
					ps.AddMetric(DuplicatedSubsets, string(resolvedHost), "",

				if s.Tls != nil {
					// Envoy will reject config that has multiple filter chain matches with the same matching rules.
					// To avoid this, we need to make sure we don't have duplicated hosts, which will become
					// SNI filter chain matches.

					// When there is Bind specified in the Gateway, the listener is built per IP instead of
					// sharing one wildcard listener. So different Gateways can

													},
												},
											},
										},
									},
								},
							},
						},
					},
				},
			},
		},
		{
			name:      "inbound duplicated metadata",
			direction: model.TrafficDirectionInbound,
			cluster:   &cluster.Cluster{},
			svcInsts: []model.ServiceTarget{
				{
					Service: &model.Service{
						Attributes: model.ServiceAttributes{

* ✏️ Fix typo in `docs/en/docs/reference/index.md`. PR [#10467](https://github.com/tiangolo/fastapi/pull/10467) by [@tarsil](https://github.com/tarsil).
* 🔥 Remove unnecessary duplicated docstrings. PR [#10484](https://github.com/tiangolo/fastapi/pull/10484) by [@tiangolo](https://github.com/tiangolo).

### Internal