Using the Passport 8100 Modules1-2 204515-CThis chapter includes the following information:• Summary of features• Detailed descriptions of each moduleFeaturesThe Passport 8100 modules have the following features:• One active and one optional standby CPU subsystem with fast fail-over in theevent of loss of one CPU• Hardware redundancy features, including power supplies, chassis fans, andswitch management modules• High-speed forwarding rate, up to 3 million packets per second (peak)• Store-and-forward switching, providing full-performance forwarding at fullline speed• Learning rate of 3 million addresses per second (peak)• Address database capacity of up to 16,000 entries at line rate (32,000 entrieswithout flooding)• Connection to a high-speed backplane for forwarding of packets betweenmodules• Front-panel LEDs for monitoring port activity and module operation• Expansion slot for installation of an optional media dependent adapter toprovide 100BASE-FX fiber connections, Gigabit Ethernet connections, oradditional 10/100BASE-TX connections (Passport 8132TX module only)• Support for Spanning Tree Protocol with one spanning tree group in twomodes:— IEEE 802.1D-compliant mode— FastStart mode, which allows the port to reach forwarding state fasterSpanning tree can be disabled on individual ports or the entire switch.
