Dell PowerSwitch S5212F-ON EMC SmartFabric OS10 User Guide Release 10.5.0 - Page 455
Recover from BPDU guard violations, BPDU filter, BPDU guard, Loop guard
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BPDU filter os10(conf-if-eth1/1/7)# spanning-tree bpdufilter enable os10(conf-if-eth1/1/7)# do show spanning-tree interface ethernet 1/1/7 ethernet1/1/7 of vlan 1 is Designated Forwarding Edge port: No (default) Link type: point-to-point (auto) Boundary: No, Bpdu-filter: Enable, Bpdu-Guard: Disable, Shutdown-on-Bpdu-Guard-violation: No Root-Guard: Disable, Loop-Guard: Disable Bpdus (MRecords) Sent: 6, Received: 6410 Interface Designated Name PortID Prio Cost Sts Cost Bridge ID PortID ethernet1/1/7 128.56 128 500 FWD 500 32769 90b1.1cf4.a625 128.56 BPDU guard os10(config)# interface ethernet 1/1/7 os10(conf-if-eth1/1/7)# spanning-tree bpduguard enable os10(conf-if-eth1/1/7)# do show spanning-tree interface ethernet 1/1/7 ethernet1/1/7 of vlan 1 is Designated Forwarding Edge port: No (default) Link type: point-to-point (auto) Boundary: No, Bpdu-filter: Enable, Bpdu-Guard: Enable, Shutdown-on-Bpdu-Guard-violation: Yes Root-Guard: Disable, Loop-Guard: Disable Bpdus (MRecords) Sent: 6, Received: 6410 Interface Designated Name PortID Prio Cost Sts Cost Bridge ID PortID ethernet1/1/7 128.56 128 500 FWD 500 32769 90b1.1cf4.a625 128.56 Loop guard OS10(config)# interface ethernet 1/1/4 OS10(conf-if-eth1/1/4)# spanning-tree guard loop OS10(conf-if-eth1/1/4)# do show spanning-tree interface ethernet 1/1/4 ethernet1/1/4 of vlan1 is root Forwarding Edge port:no (default) port guard :none (default) Link type is point-to-point (auto) Boundary: NO bpdu filter : bpdu guard : bpduguard shutdown-on- violation :disable RootGuard: disable LoopGuard enable Bpdus (MRecords) sent 7, received 20 Interface Designated Name PortID Prio Cost Sts Cost Bridge ID PortID ethernet1/1/4 128.272 128 500 FWD 0 32769 90b1.1cf4.9d3b 128.272 Root guard os10(conf-if-eth1/1/7)# spanning-tree guard root os10(conf-if-eth1/1/7)# do show spanning-tree interface ethernet 1/1/7 ethernet1/1/7 of vlan 1 is Designated Forwarding Edge port: No (default) Link type: point-to-point (auto) Boundary: No, Bpdu-filter: Enable, Bpdu-Guard: Enable, Shutdown-on-Bpdu-Guard-violation: Yes Root-Guard: Enable, Loop-Guard: Disable Bpdus (MRecords) Sent: 6, Received: 6410 Interface Designated Name PortID Prio Cost Sts Cost Bridge ID PortID ethernet1/1/7 128.56 128 500 FWD 500 32769 90b1.1cf4.a625 128.56 Recover from BPDU guard violations 1. When there is BPDU guard violation on a port, OS10 either shuts down the port or moves it to BLOCKED state. Use the following command in CONFIGURATION mode to shutdown the port. The no version of the command moves the port to BLOCKED state. errdisable detect cause bpduguard Layer 2 455
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1,136
-
1,137
-
1,138
-
1,139
-
1,140
-
1,141
-
1,142
-
1,143
-
1,144
-
1,145
-
1,146
-
1,147
-
1,148
-
1,149
-
1,150
-
1,151
-
1,152
-
1,153
-
1,154
-
1,155
-
1,156
-
1,157
-
1,158
-
1,159
-
1,160
-
1,161
-
1,162
-
1,163
-
1,164
-
1,165
-
1,166
-
1,167
-
1,168
-
1,169
-
1,170
-
1,171
-
1,172
-
1,173
-
1,174
-
1,175
-
1,176
-
1,177
-
1,178
-
1,179
-
1,180
-
1,181
-
1,182
-
1,183
-
1,184
-
1,185
-
1,186
-
1,187
-
1,188
-
1,189
-
1,190
-
1,191
-
1,192
-
1,193
-
1,194
-
1,195
-
1,196
-
1,197
-
1,198
-
1,199
-
1,200
-
1,201
-
1,202
-
1,203
-
1,204
-
1,205
-
1,206
-
1,207
-
1,208
-
1,209
-
1,210
-
1,211
-
1,212
-
1,213
-
1,214
-
1,215
-
1,216
-
1,217
-
1,218
-
1,219
-
1,220
-
1,221
-
1,222
-
1,223
-
1,224
-
1,225
-
1,226
-
1,227
-
1,228
-
1,229
-
1,230
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1,231
-
1,232
-
1,233
-
1,234
-
1,235
-
1,236
-
1,237
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1,238
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1,239
-
1,240
-
1,241
-
1,242
-
1,243
-
1,244
-
1,245
-
1,246
-
1,247
-
1,248
-
1,249
-
1,250
-
1,251
-
1,252
-
1,253
-
1,254
-
1,255
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1,256
-
1,257
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1,258
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1,259
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1,260
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1,261
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1,262
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1,263
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1,264
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1,265
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1,266
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1,267
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1,268
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1,269
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1,270
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1,271
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1,272
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1,273
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1,274
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1,275
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1,276
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1,278
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1,279
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1,280
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1,281
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1,282
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1,285
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1,286
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1,287
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1,288
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1,289
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1,290
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1,291
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1,292
-
1,293
-
1,294
-
1,295
-
1,296
-
1,297
-
1,298
-
1,299
-
1,300
-
1,301
-
1,302
-
1,303
-
1,304
-
1,305
-
1,306
-
1,307
-
1,308
-
1,309
-
1,310
-
1,311
-
1,312
-
1,313
-
1,314
-
1,315
-
1,316
-
1,317
-
1,318
-
1,319
-
1,320
-
1,321
-
1,322
-
1,323
-
1,324
-
1,325
-
1,326
-
1,327
-
1,328
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1,329
-
1,330
-
1,331
-
1,332
-
1,333
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1,334
-
1,335
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1,336
-
1,337
-
1,338
-
1,339
-
1,340
-
1,341
-
1,342
-
1,343
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1,344
-
1,345
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1,346
-
1,347
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1,348
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1,349
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1,350
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1,351
-
1,352
-
1,353
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1,354
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1,355
-
1,356
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1,357
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1,358
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1,359
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1,360
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1,361
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1,362
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1,363
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1,364
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1,365
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1,366
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1,367
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1,368
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1,370
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1,371
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1,372
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1,373
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1,375
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1,376
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1,377
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1,378
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1,379
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1,380
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1,381
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1,382
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1,383
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1,384
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1,385
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1,386
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1,387
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1,388
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1,389
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1,390
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1,391
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1,392
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1,393
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1,394
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1,395
-
1,396
-
1,397
-
1,398
-
1,399
-
1,400
-
1,401
-
1,402
-
1,403
-
1,404
-
1,405
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![](/manual_guide/products/dell-mx5108n-emc-smartfabric-os10-user-guide-release-1050-89c4d24/455.png)