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Redwood City Poiice <br /> Department System Description <br /> i <br /> �� The RNC can handle up to eight sites initially, and two sites have <br /> been included in the proposal to the cities. <br /> Network Management , <br /> The RNC provides numerous alarms and statistics on ttie <br /> performance of the Mobile Data Systezn. The alaims contain any <br /> infoimation on the abnoanal conditions of the hardware and <br /> softwaze of the RNC itself as well as the following system <br /> components: <br /> • Host Interface <br /> • Radio Backbone Stations <br /> • RF Channels <br /> • Mobile Data Devices <br /> This i.nfoimation can be obtained via a dedicated local or remote <br /> console or by console emulation over Ethemet <br /> . As proposed in this system design,the RNC is a stand-alone unit. <br /> l, The capability to provide redundant RadioTletwork Controllers in <br /> a standby configuration can,however,be included in this Motorola <br /> system following design and pricing review. <br /> Detailed specifications for the RNC are located in the R3 <br /> specification sheets. <br /> RADIO NETWORK CONTROLLER TO BACKBONE STTE LINK <br /> As mentioned,the RNC uses a HDLC link to each base site and <br /> can initially support up to 8 base site links and is expandable to a <br /> maximum of 64. This design provides V.3229 modems for each <br /> end of the connections between the RNC and the backbone site. <br /> The method of physical connection for this Iink may be either 3002 <br /> Grade voice telephone lines or similar quality microwave circuits. <br /> The choice and procurement of either of these two options is the <br /> responsibility of Redwood City,Foster City, and Hillsborough. <br /> BACKBONE STTE EQUIPMENT <br /> This proposal includes a site at the Cross to provide coverage for <br /> the Redwood City Police, and a site at the water tower on <br /> t. Marlborough Street in Hillsborough to provide coverage for the <br /> �MOTOROLA . L � 4 <br /> . _ _.. __. _ _ <br />