Updates the signature file on the switch. This creates an application pool and loads the contents (list of applications that are part of the signature kit) of a new or updated application signature file into the switch. default: Updates only when the new signature file must be of a higher version than the running signature file, and must contain application signatures of old signature file and newly released applications signatures (if any). force: This option is used to update a signature file irrespective of the version of the signature file. autoCreat: This option is used to update a signature file and recreate the auto-groups. autoCreatForc: This option is used to update a signature file irrespective of the version of the signature file. and recreate auto-groups.