116 segments, 7 collisions, 8 configuring, 114 RIPv2, 116 designated bridge, electing, 75 route maps, using, 173 designated port, determining, 75 routing tables (see routing tables) selling your ideas to management, 532-536 sequential IP subnet allocation, 494 spanning tree vs., 93 routing tables, 92-95 serial interface, packets sent through, 420 for different routing protocols, 92 serial link, troubleshooting in frame example single entry, examining, 97 relay, 316 Index server (VTP mode), 45 set vtp pruneeligible command (CatOS), 54 CatOS, 50 set vtp pruning disable command setting on IOS switch, 50 (CatOS), 54 server farms, 398 set vtp pruning enable command configuring in IOS SLB, 399 (CatOS), 54 SFMs (Switch Fabric Modules), 206 configuring, 403 combined with crossbar fabric bus and removing from service, 408 Supervisor-2, 208 showing status of, 410 supervisors vs., 213 where they belong, 475 show access-list command, 327, 330, 342 server groups, 355 object group expansion, 374 custom, 356 show auto qos command, 249 default, RADIUS and TACACS, 355 show channel command (CatOS), 55, 62 tacacs+ and radius, 358 show channel info command (CatOS), 62 server load balancing (see SLB) show channel traffic command (CatOS), 62 server VLAN (CSM), 401 show clock detail command, 511 serverfarm command, 403 show command (IOS, VLANS configured server-private command, 356 from VLAN database mode), 30 service mappings (IP precedence), 423 show conn command, 391 service modules, 217 detail keyword, 392 service password-encryption command, 344 show controllers command service policies, 438 channelized DS3, 297 service-module t1 clock source clear-channel DS3 configuration, 293 command, 284 FEAC codes, 291 service-module t1 framing command, 284 show etherchannel command (IOS), 64 service-module t1 linecode command, 283 show etherchannel summary command service-module t1 timeslots command, 284 (IOS), 63 service-policy command, 438, 448 show fabric status command, 215 SES (severely errored seconds), 276 show fabric switching-mode c