code: public function getNetworkSpecifications($domain)
  	{
          try {
              $r = $this->get('dedicated/server/' . $domain . '/specifications/network')->send();
          } catch (\Exception $e) {
              throw new ServerException($e->getMessage(), $e->getCode(), $e);
          }
          return $r->getBody(true);
      }
docs: Get Network Specs - internal/external speeds and limits
  
  @param string $domain
  @return mixed
  normal handling of 400/404s