January 2020 list of top viewed Discovery knowledge articles, this will be regularly updated.
Discovery: Troubleshooting Windows WMI discovery failures
ADDM: What to do in case of SNMP timeout during a scan or a device capture?
CMDB Sync fails with "Unable to contact CMDB"; test connection fails with ERROR (91): RPC call failed; ONC/RPC call timed out (KeepAlive)
How to troubleshoot SSL client certificate issues?
ADDM: How can I run a query on a regular schedule (using crontab) and send the output via email?
Notes on how CI's are marked as deleted and removed in ADDM/Discovery and CMDB
Discovery: How to create a new swap partition for the Discovery appliance using tw_disk_utils, and how to remove an unused swap partition
ADDM: getDeviceInfo fails with "Connection Timed Out" when using ksh (^C in the session log) or zsh
ADDM: CMDB sync errors ERROR (120006): Instance not found and ERROR (100): Required Entry ID is empty
How is the relationship between an ESX server and its hosted VMs created ?
ADDM: Network device discovery ends with 'snmp request timed out' in getportinfo (when using SNMP GETBULK)
Discovery: An SNMP v3 scan fails for some network devices, but the endpoint can be successfully discovered after restarting tideway services (EngineID)
How to find hosts whose identity has changed and delete these in Discovery and CMDB
ADDM: Questions about switch to host relationships
How does Aging / Deletion work?
ADDM: Scan result is NoResponse and NoSuchDevice. Credential Test is successful. nmap returns "Note: Host seems down. If it is really up, but blocking our ping probes, try -Pn". DMZ.
ADDM/Discovery: How to enable debug logging level from the command line?
ADDM: Physical Memory is not discovered for some Linux servers
What's the meaning of the 'domain\user must have SE_ASSIGNPRIMARYTOKEN_NAME and SE_INCREASE_QUOTA_NAME privileges.' message in the ADDM proxy log file?
How to restart the Discovery appliance services
ADDM CMDB sync connection test failed: ERROR (90): Cannot establish a network connection to the AR System server; Connection timed out
How can I get a report of endpoints that may need credentials and those that are unsupported?
ADDM/Discovery: Cannot discover HP iLO management controllers via SNMP
ADDM CMDB Sync failure - " ERROR (91): RPC call failed; ONC/RPC call timed out " with CMDB 7.6.04 Patch 2 or earlier
Cyberark / Discovery integration fails with APPAP297E/APPAP292E/APPAP100E/ITADB352S errors