White (Beta) tin, stable above 13.2Â°C, is the common metallic form of the element. Alpha-tin is a semiconductor. Typical Applications: Tinplate foil, collapsible tubes, block tin products, pewter, alloying, coatings, powder applications (sintered bronze and iron parts).
Audit trail. Audit trail is a set of records on a particular lock or tag. You can view the logs of unlocking, including tag entries and master key entries on a particular lock, as well as logs of incidents such as; alarms like Door Left Open (DLO), tamper, Intruder Alarms and Low Battery Warnings.
Lock-and-key is a traffic filtering security feature available for the IP protocol. For a complete description of lock-and-key commands, refer to the Lock-and-Key Commands chapter of the Cisco IOS Security Command Reference.To locate documentation of other commands that appear in this chapter, use the command reference master index or search online.poofing is a problem inherent to all access lists, and lock-and-key does not specifically address this problem. To prevent spoofing, configure encryption so that traffic from the remote host is encrypted at a secured remote router, and decrypted locally at the router interface providing lock-and-key.