GEANT / CAT

            }

            // then its uplink 

            $flrUplinkStatus = $this->checkFedEtlrUplink($this->idPFederation);

            switch ($flrUplinkStatus) {

                case Telepath::STATUS_GOOD:

                    $this->additionalFindings[Telepath::INFRA_NRO_IDP][] = ["STATUS" => Telepath::STATUS_GOOD];

                    $this->possibleFailureReasons = array_diff($this->possibleFailureReasons, [Telepath::INFRA_NRO_IDP, Telepath::INFRA_LINK_ETLR_NRO_IDP]);

                    break;

                case Telepath::STATUS_PARTIAL:

                    // a subset of the FLRs is down? This probably doesn't impact the user unless he's unlucky and has his session fall into failover.

                    // keep FLR as a possible problem with original probability

                    $this->additionalFindings[Telepath::INFRA_NRO_IDP][] = ["STATUS" => Telepath::STATUS_PARTIAL];

                    break;

                case Telepath::STATUS_DOWN:

                    $this->additionalFindings[Telepath::INFRA_NRO_IDP][] = ["STATUS" => Telepath::STATUS_DOWN];

                    // Raise probability by much (even monitoring is sometimes wrong, or a few minutes behind reality)

                    // if earlier test found the server itself to be the problem, keep it, otherwise put the blame on the link

                    if ($this->probabilities[Telepath::INFRA_NRO_IDP] != 0.95) {

                        $this->probabilities[Telepath::INFRA_LINK_ETLR_NRO_IDP] = 0.95;

                    }

            }

        }

        // now, if we know the country the user is currently in, let's see 

            }

            // and again its uplink to the ETLR

            $visitedFlrUplinkStatus = $this->checkFedEtlrUplink($this->visitedFlr);

            switch ($visitedFlrUplinkStatus) {

                case Telepath::STATUS_GOOD:

                    $this->additionalFindings[Telepath::INFRA_NRO_SP][] = ["STATUS" => Telepath::STATUS_GOOD];

                    $this->possibleFailureReasons = array_diff($this->possibleFailureReasons, [Telepath::INFRA_NRO_SP, Telepath::INFRA_LINK_ETLR_NRO_SP]);

                    break;

                case Telepath::STATUS_PARTIAL:

                    // a subset of the FLRs is down? This probably doesn't impact the user unless he's unlucky and has his session fall into failover.

                    // keep FLR as a possible problem with original probability

                    $this->additionalFindings[Telepath::INFRA_NRO_SP][] = ["STATUS" => Telepath::STATUS_PARTIAL];

                    break;

                case Telepath::STATUS_DOWN:

                    $this->additionalFindings[Telepath::INFRA_NRO_SP][] = ["STATUS" => Telepath::STATUS_DOWN];

                    // Raise probability by much (even monitoring is sometimes wrong, or a few minutes behind reality)

                    // if earlier test found the server itself to be the problem, keep it, otherwise put the blame on the link

                    if ($this->probabilities[Telepath::INFRA_NRO_SP] != 0.95) {

                        $this->probabilities[Telepath::INFRA_LINK_ETLR_NRO_SP] = 0.95;

                    }

            }

            // the last thing we can do (but it's a bit redundant): check the country-to-country link

            // it's only needed if all three and their links are up, but we want to exclude funny routing blacklists 

            // which occur only in the *combination* of source and dest