The diagnostic code specifies the local system's reason for the last change in session state. This allows remote systems to determine the reason that the previous session failed, for example. These diagnostic codes are specified in section 4.1 of RFC5880
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Hard to understand","hardToUnderstand","thumb-down"],["Incorrect information or sample code","incorrectInformationOrSampleCode","thumb-down"],["Missing the information/samples I need","missingTheInformationSamplesINeed","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-03-24 UTC."],[[["This webpage provides documentation for the `Diagnostic` enum within the `Google.Cloud.Compute.V1` namespace, specifically for the BfdPacket type, across multiple versions."],["The latest version documented is 3.6.0, with a range of versions available, spanning from 1.0.0 up to 3.6.0, each linked to their respective pages."],["The `Diagnostic` enum includes fields like `AdministrativelyDown`, `ConcatenatedPathDown`, `ControlDetectionTimeExpired`, and others, detailing the reasons for changes in session state."],["The documentation specifies that the diagnostic codes follow section 4.1 of RFC5880, and it is housed in the `Google.Cloud.Compute.V1.dll` assembly."],["There is a field called `UndefinedDiagnostic`, to indicate when the enum is not set."]]],[]]