What are the pre-requisites for each credential?

SNMPv1 / v2:

  • SNMP read credential is required
  • Ports: The default port used for SNMP is 161. Make sure that this port is not blocked by your firewall
  • SNMP timeout: the suggested value for SNMP timeout is 5 seconds, It can be increased if required

SNMP v3:

  • Make sure the SNMP v3 authentication details recieved from your vendor has been configured properly in the device
  • Make sure the context name given in OpManager is mapped properly to the credential
  • EngineID should be unique for all the SNMP v3 devices in an environment
  • Make sure the engine boot time and engine boot count is updated properly in the SNMP agent
  • OpManager does not support AES-256, AES-192 encryption protocols
  • Ports: The default port used for SNMP v3 is 161. Make sure that this port is not blocked by your firewall

WMI:

  • Required credentials: Domain/User name, password
  • Make sure the Windows Management Instrumentation service & RPC service is running in the remote device for WMI monitoring 

SSH/Telnet:

  • For Telnet ensure you configure the correct login prompt, command prompt, and password prompt besides the user name, password, port number and timeout (in seconds) to access the device.
  • The default port used for Telnet is 23. Ensure that the port is not blocked by your firewall
  • For SSH,ensure you configure the user name and choose the SSH Key using the Browse button, and correct command prompt besides the port number and timeout (in seconds) to access the device.
  • The default port used for SSH is 22. Ensure that the port is not blocked by your firewall

UCS:

  • Make sure the UCS Manager Username and Password having remote authentication is configured.
  • Enter the Port, Protocol and Timeout interval for the connection between the UCS and OpManager Server

VMWare:

  • The VMWare credential uses the default HTTPS port 443 for establishing connection between the Host and OpManager server. Ensure that this port is not blocked by your firewall
  • Provide the HTTPS Username and Password of the VMWare which should authenticate the MOB connection

 

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