viii 309985-B Rev 00IGMP Snooping Feature ...............................................................................................1-16Configuration and Switch Management ........................................................................1-16Flash Memory Storage .................................................................................................1-17Switch Software Image ..........................................................................................1-17Configuration Parameters ......................................................................................1-17Autosensing and Autonegotiation .................................................................................1-18MultiLink Trunking .........................................................................................................1-18IEEE 802.1Q VLANs ....................................................................................................1-19Port Mirroring ................................................................................................................1-19BootP Automatic IP Configuration/MAC Address .........................................................1-20SNMP MIB Support ......................................................................................................1-21SNMP Trap Support ......................................................................................................1-21Network Configuration ..................................................................................................1-22Desktop Switch Application ....................................................................................1-22Segment Switch Application ...................................................................................1-24High-Density Switched Workgroup Application ......................................................1-25Fail-Safe Stack Application .....................................................................................1-26Stack Operation ............................................................................................................1-27BayStack 400-ST1 Cascade Module .....................................................................1-27Cascade A Out Connector ...............................................................................1-28Unit Select Switch ............................................................................................1-28Cascade A In Connector .................................................................................1-28Base Unit ................................................................................................................1-29Initial Installation ..............................................................................................1-29Stack MAC Address .........................................................................................1-30Temporary Base Unit .......................................................................................1-30Removing a Unit from the Stack ......................................................................1-31Stack Configurations ..............................................................................................1-31Stack Up Configurations ..................................................................................1-32Stack Down Configurations .............................................................................1-32Redundant Cascade Stacking Feature ..................................................................1-34