var sockets []*core.TransportSocket
	for _, fc := range l.GetFilterChains() {
		if fc.GetTransportSocket() != nil {
			sockets = append(sockets, fc.GetTransportSocket())
		}
	}
	if ts := l.GetDefaultFilterChain().GetTransportSocket(); ts != nil {
		sockets = append(sockets, ts)
	}
	for _, s := range sockets {
		tl := UnmarshalAny[tls.DownstreamTlsContext](t, s.GetTypedConfig())

	for i, fc := range lis.FilterChains {
		if fc.Filters == nil {
			continue
		}
		patchFilterChain(patchContext, patches, lis, lis.FilterChains[i], &filterChainsRemoved)
	}
	if fc := lis.GetDefaultFilterChain(); fc.GetFilters() != nil {
		removed := false
		patchFilterChain(patchContext, patches, lis, fc, &removed)
		if removed {
			lis.DefaultFilterChain = nil
		}
	}