1.4 Data SecurityIn order to use the PBX safely and correctly, the Security Requirements below must be observed. Failure todo so may result in:• Loss, leakage, falsification or theft of user information.• Illegal use of the PBX by a third party.• Interference or suspension of service caused by a third party.What is User Information?User Information is defined as:Information sent from the PBX to a PC or a USB memory device, such as system data files.Requirements1. Always make backups of data stored on the System memory and/or perform regular system data back-ups to a USB memory device. Refer to "Maintenance-[2-3]System Control-System Data Backup- ◆Sys-tem Data Backup" in the Programming Item List.2. To prevent illegal access from the Internet, activate a Firewall.3. To avoid unauthorised access and possible abuse of the PBX, we strongly recommend:a. Keeping the password secret.b. Selecting a complex, random password that cannot be easily guessed.c. Changing your password regularly.4. Perform the following when sending the PBX for repair or handing it over to a third party.a. Make a backup of data stored on the System memory.5. When user information is sent from the PBX to a PC or a USB memory device, the confidentiality of thatinformation becomes the responsibility of the customer. Before disposing of the PC or the USB memorydevice, ensure that data cannot be retrieved from it by formatting the hard disk and/or rendering it physi-cally unusable.1.5 F.C.C. REQUIREMENTS AND RELEVANTINFORMATION1. Notification to the Telephone CompanyThis equipment complies with Part 68 of the FCC rules and the requirements adopted by the ACTA. Onthe side of this equipment is a label that contains, among other information, a product identifier in theformat US: ACJIS04BKX-HTS824. If requested, this number must be provided to the telephone compa-ny.Installation must be performed by a qualified professional installer. If required, provide the telephonecompany with the following technical information:• Telephone numbers to which the system will be connected• Make: Panasonic• Model: KX-HTS824• Certification No.: found on the side of the unit• Ringer Equivalence No.: 0.4B• Facility Interface Code: 02LS2• Service Order Code: 9.0F• Required Network Interface Jack: RJ11C1.4 Data Security19