... bridge ID? Spanning-Tree Protocol Root Bridge Selection © 2002, Cisco Systems, Inc. All rights reserved. ICND v2.0—3-7 • Spanning-tree transits each port through several different states: Spanning-Tree ... bridges must recompute the Spanning-Tree Protocol, which disrupts user traffic. © 2002, Cisco Systems, Inc. All rights reserved. ICND v2.0—3-13 Rapid Spanning-Tree Protocol © 2002, Cisco Systems, ... v2.0—3-8 Spanning-Tree Port States (Cont.) © 2002, Cisco Systems, Inc. All rights reserved. ICND v2.0—3-9 Spanning-Tree Path Cost © 2002, Cisco Systems, Inc. All rights reserved. ICND v2.0—3-10 Spanning-Tree...