Nokia IP1260 Installation Guide - Page 29
Hard Disk Drives, Disk Mirroring
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Nokia IP1200 Series Security Platform Overview Table 4 shows the system status LEDs and describes their meaning. Table 4 System Status LEDs (continued) Status Indicator Meaning Symbol Blinking yellow Appliance is experiencing a temperature problem. ! Solid red One or more fans are not operating properly. The location and meaning of the status LEDs for the installed network interface cards (NICs) is described in Chapter 5, "Connecting PMC Network Interface Cards." Note The symbols in Table 3 are visibly only if there is an alarm condition, as specified. Hard Disk Drives The Nokia IP1200 Series Security Platform supports up to two hard disk drives. The IP1260 comes with two hard disk drives as the standard package. The IP1220 comes with one hard disk drive; a second one is optional. The hard disk drives support hot swapping, and an optional disk-mirroring feature, described in the following section. Disk Mirroring The Nokia disk-mirroring feature provides fault tolerance by allowing the IP1200 Series to continue working in the event of a disk failure. You can create mirror sets that consist of a source hard disk drive (which holds the active copy of the operating system) and mirror hard disk drive. The mirror Nokia IP1200 Series Security Platform Installation Guide 29