The following conditions may cause an Instant AP to prevent users from logging in to the WebUI and CLI. In most cases, the Instant AP will display the error message Warning: CLI Module is running in a degraded state. Some commands will not function
1. When the Instant AP cannot be a master Instant AP because it has no IP address, and does not have an uplink connection.
2. When the Instant AP is unable to join the cluster because of a missing country code, image, or incorrect regulatory hardware.
3. When the Instant AP has been denied permission to the existing cluster based on the allowed AP whitelist or the auto-join configuration present in the cluster.
4. In a mixed class network, when the slave Instant APs join the master Instant AP with a different software version, causing the image sync from the cloud or AirWave to fail.
Additionally, the following console messages indicate other error conditions:
4-0 Authentication server failure: Incorrect username or password.
5-0 Authentication server timeout - no response from RADIUS server.
7-0: Indicates PAPI errors within the Instant AP. The Instant AP log messages provide details on the error condition. Consult Aruba Technical Support for further assistance.
8-0: Indicates an authentication failure or an incomplete synchronization of a swarm configuration.
An example of one of the above mentioned console messages is Internal error 7-0, please contact support.