  bool isInternalAddress(const Network::Address::Instance& address) const override {
    if (address.type() == Network::Address::Type::Pipe) {
      return unix_sockets_;
    }

    // TODO(snowp): Make internal subnets configurable.
    return Network::Utility::isInternalAddress(address);
  }
  bool isInternalAddress(const Network::Address::Instance& address) const override {
    if (address.type() == Network::Address::Type::Pipe) {
      return unix_sockets_;
    }

     
    return Network::Utility::isInternalAddress(address);
  }