Foreword |
|
xxii | |
Introduction: |
|
xxiii | |
|
Part I Overview and Design of a Campus Network |
|
|
3 | (51) |
|
|
5 | (22) |
|
``Do I Know This Already?'' Quiz |
|
|
5 | (4) |
|
|
9 | (1) |
|
|
9 | (4) |
|
|
10 | (1) |
|
|
11 | (1) |
|
|
11 | (1) |
|
|
12 | (1) |
|
|
12 | (1) |
|
|
13 | (7) |
|
|
13 | (2) |
|
|
15 | (3) |
|
|
18 | (1) |
|
Predictable Network Model |
|
|
19 | (1) |
|
Hierarchical Network Design |
|
|
20 | (3) |
|
|
21 | (1) |
|
|
21 | (1) |
|
|
22 | (1) |
|
|
23 | (1) |
|
|
24 | (3) |
|
|
27 | (27) |
|
``Do I Know This Already?'' Quiz |
|
|
27 | (4) |
|
|
31 | (1) |
|
|
31 | (10) |
|
|
32 | (1) |
|
|
33 | (2) |
|
|
35 | (1) |
|
|
36 | (1) |
|
|
37 | (1) |
|
Core Size in a Campus Network |
|
|
38 | (1) |
|
|
39 | (1) |
|
|
39 | (1) |
|
|
40 | (1) |
|
|
40 | (1) |
|
Service Provider Edge Block |
|
|
41 | (1) |
|
Can I Use Layer 2 Distribution Switches? |
|
|
41 | (1) |
|
Evaluating an Existing Network |
|
|
42 | (9) |
|
Discovering the Network Topology |
|
|
43 | (4) |
|
Migrating to a Hierarchical Design |
|
|
47 | (4) |
|
|
51 | (2) |
|
|
53 | (1) |
|
Part II Building a Campus Network |
|
|
54 | (251) |
|
|
57 | (24) |
|
``Do I Know This Already?'' Quiz |
|
|
57 | (4) |
|
|
61 | (1) |
|
|
61 | (4) |
|
|
61 | (2) |
|
|
63 | (2) |
|
Multilayer Switch Operation |
|
|
65 | (4) |
|
Types of Multilayer Switching |
|
|
65 | (1) |
|
|
66 | (2) |
|
Multilayer Switching Exceptions |
|
|
68 | (1) |
|
|
69 | (5) |
|
Content Addressable Memory |
|
|
69 | (1) |
|
Ternary Content Addressable Memory |
|
|
70 | (1) |
|
|
70 | (2) |
|
|
72 | (1) |
|
|
73 | (1) |
|
Troubleshooting Switching Tables |
|
|
74 | (2) |
|
|
74 | (1) |
|
|
75 | (1) |
|
|
76 | (2) |
|
|
78 | (3) |
|
|
81 | (22) |
|
``Do I Know This Already?'' Quiz |
|
|
81 | (4) |
|
|
85 | (1) |
|
|
85 | (5) |
|
|
85 | (1) |
|
|
86 | (1) |
|
Passwords and User Access |
|
|
87 | (1) |
|
|
88 | (1) |
|
|
88 | (1) |
|
Interswitch Communication: Cisco Discovery Protocol |
|
|
89 | (1) |
|
|
90 | (4) |
|
|
90 | (1) |
|
|
91 | (1) |
|
|
91 | (1) |
|
Other Catalyst Switch Files |
|
|
92 | (1) |
|
Moving Catalyst Switch Files |
|
|
92 | (2) |
|
Troubleshooting from the Operating System |
|
|
94 | (4) |
|
Displaying Configuration and File Contents |
|
|
95 | (1) |
|
|
96 | (1) |
|
|
96 | (2) |
|
|
98 | (2) |
|
|
100 | (3) |
|
Switch Port Configuration |
|
|
103 | (28) |
|
``Do I Know This Already?'' Quiz |
|
|
103 | (4) |
|
|
107 | (1) |
|
|
107 | (7) |
|
|
107 | (2) |
|
|
109 | (1) |
|
Full-Duplex Fast Ethernet |
|
|
109 | (2) |
|
|
111 | (1) |
|
|
112 | (2) |
|
Connecting Switch Block Devices |
|
|
114 | (2) |
|
Console Port Cables/Connectors |
|
|
114 | (1) |
|
Ethernet Port Cables and Connectors |
|
|
114 | (1) |
|
Gigabit Ethernet Port Cables and Connectors |
|
|
115 | (1) |
|
Switch Port Configuration |
|
|
116 | (8) |
|
Selecting Ports to Configure |
|
|
116 | (2) |
|
|
118 | (1) |
|
|
118 | (1) |
|
|
119 | (1) |
|
Managing Error Conditions on a Switch Port |
|
|
119 | (1) |
|
Detecting Error Conditions |
|
|
120 | (1) |
|
Automatically Recover from Error Conditions |
|
|
121 | (1) |
|
Enable and Use the Switch Port |
|
|
121 | (1) |
|
Troubleshooting Port Connectivity |
|
|
122 | (1) |
|
Looking for the Port State |
|
|
122 | (1) |
|
Looking for Speed and Duplex Mismatches |
|
|
122 | (2) |
|
|
124 | (3) |
|
|
127 | (4) |
|
|
131 | (26) |
|
``Do I Know This Already?'' Quiz |
|
|
131 | (4) |
|
|
135 | (1) |
|
|
135 | (6) |
|
|
136 | (1) |
|
|
136 | (1) |
|
|
137 | (2) |
|
|
139 | (1) |
|
|
139 | (1) |
|
|
140 | (1) |
|
|
140 | (1) |
|
|
141 | (5) |
|
VLAN Frame Identification |
|
|
143 | (1) |
|
Inter-Switch Link Protocol |
|
|
143 | (1) |
|
|
144 | (1) |
|
Dynamic Trunking Protocol |
|
|
145 | (1) |
|
|
146 | (7) |
|
|
146 | (2) |
|
Trunk Configuration Example |
|
|
148 | (2) |
|
Troubleshooting VLANs and Trunks |
|
|
150 | (3) |
|
|
153 | (1) |
|
|
154 | (3) |
|
|
157 | (22) |
|
``Do I Know This Already?'' Quiz |
|
|
157 | (4) |
|
|
161 | (1) |
|
|
161 | (4) |
|
|
161 | (1) |
|
|
161 | (1) |
|
|
162 | (3) |
|
|
165 | (5) |
|
Configuring a VTP Management Domain |
|
|
166 | (1) |
|
|
166 | (1) |
|
Configuring the VTP Version |
|
|
167 | (2) |
|
VTP Configuration Example |
|
|
169 | (1) |
|
|
169 | (1) |
|
|
170 | (3) |
|
|
172 | (1) |
|
|
173 | (1) |
|
|
174 | (2) |
|
|
176 | (3) |
|
|
179 | (22) |
|
``Do I Know This Already?'' Quiz |
|
|
179 | (4) |
|
|
183 | (1) |
|
Switch Port Aggregation with EtherChannel |
|
|
183 | (5) |
|
Bundling Ports with EtherChannel |
|
|
184 | (1) |
|
Distributing Traffic in EtherChannel |
|
|
184 | (2) |
|
Configuring EtherChannel Load Balancing |
|
|
186 | (2) |
|
EtherChannel Negotiation Protocols |
|
|
188 | (1) |
|
Port Aggregation Protocol |
|
|
188 | (1) |
|
Link Aggregation Control Protocol |
|
|
188 | (1) |
|
EtherChannel Configuration |
|
|
189 | (2) |
|
Configuring a PAgP EtherChannel |
|
|
189 | (1) |
|
Configuring a LACP EtherChannel |
|
|
190 | (1) |
|
Troubleshooting an EtherChannel |
|
|
191 | (4) |
|
|
195 | (2) |
|
|
197 | (4) |
|
Traditional Spanning Tree Protocol |
|
|
201 | (34) |
|
``Do I Know This Already?'' Quiz |
|
|
201 | (4) |
|
|
205 | (1) |
|
|
205 | (21) |
|
|
205 | (4) |
|
Preventing Loops with Spanning Tree Protocol |
|
|
209 | (1) |
|
Spanning-Tree Communication: Bridge Protocol Data Units |
|
|
209 | (2) |
|
|
211 | (1) |
|
|
212 | (3) |
|
Electing Designated Ports |
|
|
215 | (2) |
|
|
217 | (2) |
|
|
219 | (1) |
|
|
220 | (1) |
|
|
221 | (1) |
|
Indirect Topology Changes |
|
|
222 | (2) |
|
Insignificant Topology Changes |
|
|
224 | (2) |
|
|
226 | (2) |
|
|
226 | (1) |
|
|
226 | (1) |
|
Per-VLAN Spanning Tree Plus |
|
|
227 | (1) |
|
|
228 | (3) |
|
|
231 | (4) |
|
Spanning Tree Configuration |
|
|
235 | (28) |
|
``Do I Know This Already?'' Quiz |
|
|
235 | (4) |
|
|
239 | (1) |
|
|
239 | (10) |
|
|
239 | (4) |
|
Root Bridge Configuration |
|
|
243 | (3) |
|
Spanning-Tree Customization |
|
|
246 | (1) |
|
Tuning the Root Path Cost |
|
|
247 | (1) |
|
|
248 | (1) |
|
Tuning Spanning-Tree Convergence |
|
|
249 | (3) |
|
|
250 | (1) |
|
Manually Configuring STP Timers |
|
|
250 | (1) |
|
Automatically Configuring STP Timers |
|
|
251 | (1) |
|
Redundant Link Convergence |
|
|
252 | (5) |
|
PortFast: Access-Layer Nodes |
|
|
253 | (1) |
|
UplinkFast: Access-Layer Uplinks |
|
|
254 | (2) |
|
BackboneFast: Redundant Backbone Paths |
|
|
256 | (1) |
|
|
257 | (1) |
|
|
258 | (1) |
|
|
259 | (4) |
|
Protecting the Spanning Tree Protocol Topology |
|
|
263 | (16) |
|
``Do I Know This Already?'' Quiz |
|
|
263 | (4) |
|
|
267 | (1) |
|
Protecting Against Unexpected BPDUs |
|
|
267 | (3) |
|
|
267 | (1) |
|
|
268 | (2) |
|
Protecting Against Sudden Loss of BPDUs |
|
|
270 | (4) |
|
|
270 | (1) |
|
|
271 | (3) |
|
Using BPDU Filtering to Disable STP on a Port |
|
|
274 | (1) |
|
Troubleshooting STP Protection |
|
|
274 | (1) |
|
|
275 | (2) |
|
|
277 | (2) |
|
Advanced Spanning Tree Protocol |
|
|
279 | (26) |
|
``Do I Know This Already?'' Quiz |
|
|
279 | (4) |
|
|
283 | (1) |
|
Rapid Spanning Tree Protocol |
|
|
283 | (7) |
|
|
283 | (2) |
|
|
285 | (1) |
|
|
285 | (1) |
|
|
286 | (1) |
|
|
287 | (2) |
|
Topology Changes and RSTP |
|
|
289 | (1) |
|
|
290 | (1) |
|
Rapid Per-VLAN Spanning Tree Protocol |
|
|
290 | (2) |
|
Multiple Spanning Tree Protocol |
|
|
292 | (7) |
|
|
294 | (1) |
|
|
294 | (1) |
|
Spanning Tree Instances Within MST |
|
|
295 | (1) |
|
|
295 | (1) |
|
|
296 | (1) |
|
|
297 | (2) |
|
|
299 | (2) |
|
|
301 | (4) |
|
Part III Layer 3 Switching |
|
|
305 | (90) |
|
|
307 | (26) |
|
``Do I Know This Already?'' Quiz |
|
|
307 | (4) |
|
|
311 | (1) |
|
|
311 | (4) |
|
|
312 | (1) |
|
Configuring InterVLAN Routing |
|
|
312 | (1) |
|
Layer 2 Port Configuration |
|
|
312 | (1) |
|
Layer 3 Port Configuration |
|
|
313 | (1) |
|
|
314 | (1) |
|
Multilayer Switching with CEF |
|
|
315 | (9) |
|
|
315 | (1) |
|
|
315 | (1) |
|
Forwarding Information Base |
|
|
316 | (3) |
|
|
319 | (3) |
|
|
322 | (1) |
|
|
323 | (1) |
|
|
323 | (1) |
|
Verifying Multilayer Switching |
|
|
324 | (5) |
|
Verifying InterVLAN Routing |
|
|
324 | (3) |
|
|
327 | (1) |
|
Verifying Fallback Bridging |
|
|
328 | (1) |
|
|
329 | (2) |
|
|
331 | (2) |
|
Router, Supervisor, and Power Redundancy |
|
|
333 | (38) |
|
``Do I Know This Already?'' Quiz |
|
|
333 | (4) |
|
|
337 | (1) |
|
Router Redundancy in Multilayer Switching |
|
|
337 | (21) |
|
|
337 | (1) |
|
Hot Standby Router Protocol |
|
|
338 | (1) |
|
|
338 | (3) |
|
|
341 | (1) |
|
|
342 | (2) |
|
|
344 | (3) |
|
Virtual Router Redundancy Protocol |
|
|
347 | (3) |
|
Gateway Load Balancing Protocol |
|
|
350 | (1) |
|
|
350 | (1) |
|
|
351 | (2) |
|
|
353 | (1) |
|
|
354 | (4) |
|
Verifying Gateway Redundancy |
|
|
358 | (1) |
|
Redundancy Within a Switch Chassis |
|
|
359 | (7) |
|
Redundant Switch Supervisors |
|
|
359 | (1) |
|
Configuring the Redundancy Mode |
|
|
360 | (2) |
|
Configuring Supervisor Synchronization |
|
|
362 | (1) |
|
|
363 | (1) |
|
|
363 | (3) |
|
|
366 | (2) |
|
|
368 | (3) |
|
|
371 | (24) |
|
``Do I Know This Already?'' Quiz |
|
|
371 | (4) |
|
|
375 | (1) |
|
|
375 | (1) |
|
|
376 | (1) |
|
Routing Multicast Traffic |
|
|
377 | (9) |
|
|
378 | (1) |
|
|
378 | (1) |
|
|
378 | (1) |
|
|
379 | (1) |
|
|
380 | (1) |
|
|
380 | (1) |
|
|
380 | (1) |
|
|
381 | (1) |
|
|
382 | (2) |
|
|
384 | (1) |
|
|
385 | (1) |
|
|
385 | (1) |
|
Switching Multicast Traffic |
|
|
386 | (2) |
|
|
386 | (1) |
|
|
387 | (1) |
|
Verifying Multicast Routing and Switching |
|
|
388 | (2) |
|
Multicast Routing with PIM |
|
|
388 | (1) |
|
|
389 | (1) |
|
What Would Happen Without a Multicast Router? |
|
|
389 | (1) |
|
|
390 | (2) |
|
|
392 | (3) |
|
Part IV Campus Network Services |
|
|
395 | (88) |
|
|
397 | (30) |
|
``Do I Know This Already?'' Quiz |
|
|
397 | (4) |
|
|
401 | (1) |
|
Power over Ethernet (PoE) |
|
|
401 | (5) |
|
How Power over Ethernet Works |
|
|
401 | (1) |
|
Detecting a Powered Device |
|
|
402 | (1) |
|
Supplying Power to a Device |
|
|
403 | (1) |
|
Configuring Power over Ethernet |
|
|
404 | (1) |
|
Verifying Power over Ethernet |
|
|
405 | (1) |
|
|
406 | (4) |
|
|
407 | (2) |
|
Verifying Voice VLAN Operation |
|
|
409 | (1) |
|
|
410 | (3) |
|
|
410 | (2) |
|
|
412 | (1) |
|
Integrated Services Model |
|
|
412 | (1) |
|
Differentiated Services Model |
|
|
412 | (1) |
|
|
413 | (10) |
|
Layer 2 QoS Classification |
|
|
413 | (1) |
|
Layer 3 QoS Classification with DSCP |
|
|
414 | (2) |
|
Implementing QoS for Voice |
|
|
416 | (2) |
|
Configuring a Trust Boundary |
|
|
418 | (2) |
|
|
420 | (3) |
|
|
423 | (1) |
|
|
424 | (3) |
|
|
427 | (28) |
|
``Do I Know This Already?'' Quiz |
|
|
427 | (4) |
|
|
431 | (1) |
|
|
431 | (5) |
|
|
431 | (2) |
|
|
433 | (2) |
|
|
435 | (1) |
|
|
436 | (3) |
|
Port-Based Authentication |
|
|
439 | (2) |
|
|
440 | (1) |
|
Mitigating Spoofing Attacks |
|
|
441 | (5) |
|
|
441 | (2) |
|
|
443 | (3) |
|
Best Practices for Securing Switches |
|
|
446 | (4) |
|
|
450 | (2) |
|
|
452 | (3) |
|
|
455 | (28) |
|
``Do I Know This Already?'' Quiz |
|
|
455 | (4) |
|
|
459 | (1) |
|
|
459 | (1) |
|
|
459 | (1) |
|
|
460 | (5) |
|
Private VLAN Configuration |
|
|
462 | (1) |
|
Configure the Private VLANs |
|
|
462 | (1) |
|
Associate Ports with Private VLANs |
|
|
463 | (2) |
|
Associate Secondary VLANs to a Primary VLAN SVI |
|
|
465 | (1) |
|
|
465 | (5) |
|
|
466 | (2) |
|
|
468 | (2) |
|
|
470 | (7) |
|
|
470 | (1) |
|
Local SPAN and VSPAN Configuration |
|
|
471 | (3) |
|
|
474 | (1) |
|
Remote SPAN Configuration |
|
|
475 | (2) |
|
|
477 | (3) |
|
|
480 | (3) |
|
Part V Scenarios for Final Preparation |
|
|
483 | (22) |
|
Scenarios for Final Preparation |
|
|
485 | (20) |
|
Scenario 1: Trunking and DTP |
|
|
485 | (1) |
|
Scenario 2: VLANs, Trunking, and VTP |
|
|
486 | (1) |
|
Scenario 3: EtherChannels |
|
|
487 | (1) |
|
Scenario 4: Traditional STP |
|
|
488 | (1) |
|
|
489 | (1) |
|
Scenario 6: Router Redundancy with HSRP and GLBP |
|
|
490 | (1) |
|
|
491 | (1) |
|
Scenario 8: IP Telephony in a Switched Network |
|
|
492 | (1) |
|
Scenario 9: Securing Access and Managing Traffic in a Switched Network |
|
|
492 | (2) |
|
|
494 | (1) |
|
|
494 | (1) |
|
|
494 | (1) |
|
|
495 | (1) |
|
|
496 | (1) |
|
|
497 | (1) |
|
|
498 | (1) |
|
|
499 | (1) |
|
|
499 | (1) |
|
|
500 | (5) |
|
|
505 | (2) |
Appendix A Answers to Chapter ``Do I Know This Already?'' Quizzes and Q&A Sections |
|
507 | (60) |
Index |
|
567 | |