Checking you permissions
Try to login on lxplus with your account
$ ssh yourlogin@lxplus
Last login: Thu Jun 29 15:23:22 2023 from XXX
* ********************************************************************
* Welcome to lxplus7111.cern.ch, CentOS Linux release 7.9.2009 (Core)
* Archive of news is available in /etc/motd-archive
* Reminder: you have agreed to the CERN
* computing rules, in particular OC5. CERN implements
* the measures necessary to ensure compliance.
* https://cern.ch/ComputingRules
* Puppet environment: qa, Roger state: production
* Foreman hostgroup: lxplus/nodes/login
* Availability zone: cern-geneva-b
* LXPLUS Public Login Service - http://lxplusdoc.web.cern.ch/
* An AlmaLinux8 based lxplus8.cern.ch is now available
* An AlmaLinux9 based lxplus9.cern.ch is now available
* Please read LXPLUS Privacy Notice in http://cern.ch/go/TpV7
* ********************************************************************
[yourlogin@lxplus727 ~]$
Try to login to the Openstack dashboard
Open https://openstack.cern.ch
Try to login to the CERNBOX dashboard
If you can access these three resources without any issue, you are good to go!