United Nations Economic Commission for Africa (UNECA) has been exercising the eLearningrnsystem for the last several years. This study assessed the success of the UNECA eLearning system,rnparticularly, in line with the Information System (IS) Model eLearning success dimensions suchrnas System Quality, Information Quality, Service Quality, System Use, User Satisfaction, and NetrnBenefits. The eLearning system users (staffs) reflection and or perception is analyzed against thernmodels elements in each dimensions. Online Surveymonk questionnaire was used to collectrnprimary data from the users of the system. Sixty respondents were selected using conveniencesamplingrntechniques. Secondary data from various sources were collected and used as well. Anrnanalysis was made using the Descriptive Statistics. Major aspects of the dimensions of the UNECArneLearning system have been assessed objectively using the IS Model Instruments; and results havernrevealed that majority of the staffs disagree the System is as to the Model dimensions standard. Inrnother words, their real experience (perception) is deviated from the IS modelâ€™s dimensions inrnrelation with eLearning systems of UNECA. Internet connectivity and availability problems, lackrnof physical and online assistance from the respective department, problem of updating the contentsrnof the information, lack of speedy information access, among other things, were the key issuesrnraised by respondents. The users of the system demanded more improvement on it in line therndimensions forwarded. It is, therefore, recommended for UNECA management to assess and thernsystem and come up with solution for the issues raised