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Tables of Contents for Managing Bandwidth
Chapter/Section Title
Page #
Page Count
Introduction
xiii
Intended audience
xv
1
Acknowledgments
xvi
1
Recent Developments
xvi
Part 1
1
62
1 Defining the scope of bandwidth management
3
18
Characteristics of a bandwidth-managed network
4
6
Rolling your own: How close to the edge do you want to live?
10
1
Alphabet soup: QOS, COS, integrated and differentiated services
11
2
How real is this?
13
1
Comparing reservation, network COS, and media COS
14
7
2 Motivations for bandwidth management
21
20
Do we need true QOS end-to-end?
23
2
Is bandwidth management necessary?
25
1
The argument for big bandwidth
25
2
The argument for managed bandwidth
27
6
Technologies that enable multiservice networks
33
8
3 A history of networking usage
41
14
How things change
42
1
Early master-slave computer systems
42
2
The arrival of the LAN
44
1
The mission-critical business network
45
1
Distributing centralized applications
46
1
The wrong way: The LAN as a hard drive
46
1
Client-server models
47
2
The managed-chaos business network
49
1
Peer-to-peer networks
50
2
Manager-agent networks
52
3
4 Bandwidth today
55
10
The next-generation business network
56
1
The WAN and bandwidth
57
1
Virtual centralization
58
1
Who'll go first?
59
1
Other factors
60
3
Part 2
63
50
5 Understanding traffic performance characteristics
65
26
Sources of delay
67
3
Traffic performance characteristics2
70
4
Retransmission
74
3
Capacity
77
5
Delay (latency)
82
9
6 The needs of different traffic types
91
24
Voice
93
9
Video
102
4
Interactive conversation
106
1
The converged network
106
4
Obstacles to convergence
110
3
Part 3
113
208
7 An introduction to traffic management
115
14
A policy system
117
3
A high-level view: Classify, handle, police, and monitor
120
5
Stepping back from QOS deployment: A strategic perspective
125
4
8 Classification--identifying the traffic
129
56
Where on the network does classification make sense?
130
8
Classification down the stack
138
2
The highest level: User identification
140
5
Top-of-the-stack classification: Application
145
1
Between flow and application: OSI leftovers
146
1
Transport-level classification: Flow
147
2
Network prioritization classification: IP TOS
149
11
Differentiated Services work and the DS field
160
8
Layer-3 address classification
168
1
Layer-2 address classification: MAC information
169
1
Link-prioritization classification: 802.1Q/p
169
11
Link prioritization classification: VLAN membership
180
2
Link prioritization classification: ATM QOS
182
3
9 Complications to classification
185
12
Network address translation
186
3
Stateful traffic
189
3
VPN traffic
192
1
Conditional statements
193
1
Extrinsic conditions
194
1
Congestion conditions
195
2
10 Traffic handling within a device
197
34
Common ground
198
2
Queues, buckets, and admission control
200
2
Queuing systems and prioritization
202
6
Discarding traffic
208
8
Rate controllers
216
1
Bandwidth reservation
217
4
RSVP
221
7
Putting it all together
228
3
11 Traffic handling by path selection
231
26
Marking the traffic: Ethernet prioritization
232
5
Marking the traffic: Leveraging your ISP
237
2
Forwarding to a permanent circuit
239
3
Dynamic circuit creation
242
15
12 Server-side delay
257
18
Session load balancing
258
4
Service load balancing
262
2
Caching
264
7
Co-processing
271
1
The IP front-end processor
271
1
A summary of handling techniques
272
3
13 Directory infrastructures
275
12
Directory deployment today
277
1
Basic components of a directory service
278
3
The X.500 directory standard
281
1
Common data structures
282
1
Deciding to agree: The DEN ad-hoc working group
283
1
LDAP
283
2
Putting directories to work
285
2
14 Policy systems
287
22
Policy protocols
288
3
Radius
291
1
Diameter
292
1
COPS
293
8
Publishing
301
1
Policy across administrative domains
302
3
Publishing policies
305
4
15 Monitoring service levels in a network
309
12
Service-level agreements
310
4
Metrics
314
4
Monitoring the condition of the network with traditional tools
318
3
Part 4
321
50
16 The shape of bandwidth-managed networks
323
10
Traditional networking: L2 on the edge, L3 at the core
324
1
Next-generation networks: L2 at the core and edge
325
3
Real-time, tactical, and strategic
328
1
Real-time measures
329
2
Operational measures
331
1
Strategic measures
332
1
17 Practical bandwidth management
333
10
Where to begin?
334
1
Ready for real time?
334
1
Deployment roadmap
335
3
Building a differentiated-services strategy
338
1
Picking a philosophy
339
1
Putting it together: Multiple mapping systems
340
3
18 Case studies
343
28
Case study: A distributed retail organization
345
4
Case study: An academic campus
349
4
Case study: A centralized financial institution
353
4
Case study: A 2-coast consulting firm
357
6
Case study: A distributed manufacturing company
363
3
Case study: A small business
366
5
Part 5
371
14
19 Conclusions
373
12
Consequences for IT managers
374
2
Consequences for designers of network services
376
3
Consequences for those who run networks
379
1
Consequences for application developers
380
3
A final word
383
2
Part 6
385
28
A An overview of TCP
387
10
TCP setup
388
7
When is UDP better than TCP?
395
2
B Glossary
397
10
C Bibliography and references
407
6
Web sites
408
1
Requests for Comments (RFCs) and Internet Drafts
409
4
Index
413