Emulex EMULEX manual Gettopology, Resetlink wwpn or zero for local link, Resethardcore

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get_topology

Returns the FC network topology of the HBA port.

Example:

emlxadm> get_topology

Topology: PRIVATE_LOOP

reset_link <wwpn or zero for local link>

Resets the local link, if zero is specified, or the link of a specified FC device on the network. Example:

emlxadm> reset_link 0 Done.

or

emlxadm> reset_link 21000020371938fa Done.

reset_hard

Forces the HBA to perform a hardware reset.

Example:

emlxadm> reset_hard

Done.

reset_hard_core

Forces the HBA to perform a core firmware reset.

Example:

emlxadm> reset_hard_core

Done.

diag <test [parameters]> or diag code <cmd_code (hex)>

Performs the specified diagnostics function or command code on the HBA port. This command provides support for the Emulex-specific tests shown below, or generic support to issue an HBA-specific diagnostic code (in hexadecimal) to any third party HBA.

FCA Utilities Reference Manual Page 15