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Introducing the BitStorm™ Server software and system applications 1-9 BitStorm™ 1900 Access Multiplexer Shelf and components The BitStorm™ 1900 Access Multiplexer shelf contains the components that control and direct data traffic between the StormPort CPE modems and the data network. In applications requiring data and voice service, a separate Voiceband Filter Shelf is required to split the voice traffic from the data traffic passing through the BitStorm™ 1900 Access Multiplexer shelf. BitStorm™ 1900 Access Multiplexer Shelf The BitStorm™ 1900 Access Multiplexer shelves are normally installed in the facility’s central communications room and contain the following components: • BitStorm™ DSLAM EtherLoop™ modems • BitStorm™ Management Interface Unit (MIU) • Shelf Power Card BitStorm™ 1900 Access Multiplexer auxiliary components Depending on the configuration, certain additional auxiliary/support components for the BitStorm™ 1900 Access Multiplexer shelf are required. These include the following: • Voiceband Filter Shelf (for applications requiring voice service) • Fan Tray (required with 6306 & 6224 DSLAM modem cards) • Air Baffle (all configurations) See the BitStorm™ 1900 Access Multiplexer Installation and Maintenance Guide, 08-01101-01, for more information on auxiliary components. Figure 1-7: BitStorm 1900 Access Multiplexer Shelf Power Card Modem Cards (10) Air Baffle MIU Card BitStorm 1900 Access Multiplexer Shelf Unused Card Fan Tray Software Release 3.00 StormTracker-Site Manager and Administration User Guide 08-01148-01-200