log.Debugf("Server at port %d eligible for HTTP3 upgrade. Add UDP listener for QUIC", serverPort.Number)
							if mergedQUICServers[serverPort] == nil {
								mergedQUICServers[serverPort] = &MergedServers{Servers: []*networking.Server{}}
							}
							mergedQUICServers[serverPort].Servers = append(mergedQUICServers[serverPort].Servers, s)
							http3AdvertisingRoutes.Insert(routeName)
						}
					}
				} else {