Index[SYMBOL] [A] [B] [C] [D] [E] [F] [G] [H] [I] [J] [K] [L] [M] [N] [O] [P] [Q] [R] [S] [T] [U] [V] [W] [X] baby giant frames BackboneFast backup port, on RSTP topology best effort QoS best practices, securing Catalyst switches block core Blocking state (STP) bootstrap router methods BPDU Guard BPDUs BPDU Guard Configuration BPDUs convergence filtering MST protecting against sudden loss Root Guard RSTP TCN BPDUs Bridge IDs bridging loops, preventing transparent redundancy versus Ethernet switches broadcast domains 2nd broadcast storms broadcast traffic BSR (bootstrap router) building access switches building block model enterprise edge block network management block server farm block service provider edge block bundled ports (EtherChannel) bundles distributed EtherChannel traffic troubleshooting |