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172
ExtremeWare XO
S 11.0 Co
ncepts
Guide
Security
1
2
...
167
168
169
170
171
172
173
174
175
176
177
...
369
370
ExtremeWare XOS Concepts
1
Chapter 3 Managing the Switch
4
Chapter 5 Virtual LANs
6
Chapter 6 Virtual Routers
6
Chapter 7 Forwarding Database
7
Chapter 8 Quality of Service
7
Chapter 10 Security
8
Contents
10
Chapter 15 IP Unicast Routing
11
Part 3 Appendixes
13
Appendix B Troubleshooting
14
Glossary
14
Index of Commands
14
Introduction
15
Conventions
16
Related Publications
16
Using ExtremeWare XOS
17
1 ExtremeWare XOS Overview
19
ExtremeWare XOS Overview
20
Software Modules
21
Virtual LANs
21
Spanning Tree Protocol
22
Load Sharing
22
Unicast Routing
23
IP Multinetting
23
Software Factory Defaults
24
2 Accessing the Switch
27
Syntax Helper
28
Command Shortcuts
28
Line-Editing Keys
30
Command History
31
Common Commands
31
Accessing the Switch
32
Configuring Management Access
33
Default Accounts
34
Creating a Management Account
35
Failsafe Account
35
Checking Basic Connectivity
37
Traceroute
38
3 Managing the Switch
39
Configuration File Management
40
Using the Console Interface
41
Using Telnet
42
About the Telnet Server
43
Managing the Switch
44
Using Secure Shell 2
47
System Redundancy
47
Node Election
48
Relinquishing Master Status
49
Bulk Checkpointing
50
Dynamic Checkpointing
50
Viewing Checkpoint Statistics
50
Power Management
51
Initial System Boot-Up
52
Removing a Power Supply
52
Displaying Power Supply Data
53
Accessing Switch Agents
54
Supported MIBs
54
Displaying SNMP Settings
55
Message Processing
56
SNMPv3 Security
56
Users, Groups, and Security
57
SNMPv3 MIB Access Control
59
SNMPv3 Notification
60
Target Parameters
61
Filter Profiles and Filters
61
Notification Tags
62
Configuring Notifications
62
Authenticating Users
63
Configuring and Using SNTP
64
Process Management
67
Configuring Ports on a Switch
70
Jumbo Frames
72
Path MTU Discovery
73
Load Sharing on the Switch
74
Load-Sharing Algorithms
75
Load-Sharing Examples
76
Switch Port Mirroring
77
Extreme Discovery Protocol
79
5 Virtual LANs
81
Types of VLANs
82
Marketing
83
Tagged VLANs
84
Uses of Tagged VLANs
85
Assigning a VLAN Tag
85
Protocol-Based VLANs
87
Predefined Protocol Filters
88
Defining Protocol Filters
88
VLAN Names
89
Default VLAN
90
Renaming a VLAN
90
VLAN Configuration Examples
91
Displaying VLAN Settings
92
Tunneling (VMANs)
93
Configuring VMANs
94
VMAN Example
95
6 Virtual Routers
97
Types of Virtual Routers
98
Creating Virtual Routers
100
Using Virtual Routers
101
Virtual Routers
102
7 Forwarding Database
103
FDB Entry Types
104
FDB Configuration Examples
105
Displaying FDB Entries
106
MAC-Based Security
106
8 Quality of Service
107
Applications and Types of QoS
108
Configuring QoS
109
QoS Profiles
110
Traffic Groupings
111
ACL-Based Traffic Groupings
112
Configuring DiffServ
114
Quality of Service
116
Source port
118
Bi-Directional Rate Shaping
121
Bandwidth Settings
122
Status Monitoring
125
Slot Diagnostics
126
Port Statistics
126
Port Errors
127
Port Monitoring Display Keys
128
System Temperature
128
System Health Checking
129
System Health Check Example
130
Dual MSM Systems
133
Target Configuration
133
Severity
134
Components and Conditions
135
Matching Expressions
138
Matching Parameters
139
Formatting Event Messages
140
Displaying Event Logs
141
Uploading Event Logs
141
Displaying Debug Information
142
Using sFlow
143
Configuring the Local Agent
144
Unconfiguring sFlow
145
Displaying sFlow Information
146
10 Security
147
Creating IP ACLs
148
ACL File Syntax
149
Security
150
IP Access Control Lists
151
ACL Evaluation Precedence
153
Fragmented packet handling
153
Example ACL Rule Entries
154
Using ACLs on the Switch
155
DHCP Server
156
Switch Protection
157
Creating Policies
158
Policy File Syntax
158
Table 33: Policy actions
162
Policy Examples
163
ExtremeWare route map:
164
Using Policies
166
Refreshing Policies
166
Management Access Security
167
Enabling and Disabling RADIUS
168
Configuring RADIUS Accounting
168
Configuring RADIUS
169
RADIUS RFC 2138 Attributes
169
Secure Shell 2
170
Using Switching and Routing
173
Protocols
173
Overview of the EAPS Protocol
175
Fast Convergence
177
EAPS Terms
177
Fault Detection and Recovery
178
Restoration Operations
179
Multiple EAPS Domains
180
Configuring EAPS on a Switch
182
Configuring EAPS with STP
190
EAPS with STP Guidelines
191
12 Spanning Tree Protocol
195
Table 36: STP terms
196
Spanning Tree Domains
197
STPD Modes
198
Encapsulation Modes
199
STP States
200
Binding Ports
200
Automatically Binding Ports
201
Rapid Root Failover
202
STP and Hitless Failover
202
STP Configurations
203
Sales, Personnel, Marketing
204
Sales & Engineering
205
Multiple STPDs on a Port
206
VLAN Spanning Multiple STPDs
206
EMISTP Deployment Constraints
207
Per VLAN Spanning Tree
209
Rapid Spanning Tree Protocol
209
RSTP Terms
210
RSTP Concepts
210
Link Types
211
RSTP Timers
212
RSTP Operation
213
Root Port Rapid Behavior
214
Receiving Bridge Behavior
215
Rapid Reconvergence
215
STP Rules and Restrictions
220
Configuring STP on the Switch
220
STP Configuration Examples
222
EMISTP Configuration Example
223
Displaying STP Settings
225
Overview of ESRP
227
Reasons to Use ESRP
228
ESRP Terms
228
ESRP Concepts
230
ESRP-Aware Switches
231
Standard and Extended ESRP
231
ESRP Domains
233
Linking ESRP Switches
233
ESRP and Hitless Failover
233
Determining the ESRP Master
234
Master Switch Behavior
235
Pre-Master Switch Behavior
235
Slave Switch Behavior
235
Neutral Switch Behavior
235
Electing the Master Switch
236
ESRP Failover Time
236
ESRP Election Algorithms
237
Advanced ESRP Features
238
ESRP Tracking
239
ESRP Route Table Tracking
240
ESRP Ping Tracking
240
ESRP Port Restart
241
ESRP Host Attach
242
ESRP Groups
243
Displaying ESRP Information
244
ESRP Examples
244
OSPF or RIP
245
ESRP Cautions
248
ESRP and STP
249
ESRP Groups and Host Attach
249
Overview
251
Determining the VRRP Master
252
Electing the Master Router
253
Additional VRRP Highlights
254
VRRP Operation
255
Fully Redundant VRRP Network
256
VRRP Configuration Parameters
257
VRRP Examples
258
Switch A
259
Switch B
259
15 IP Unicast Routing
261
Router Interfaces
262
Populating the Routing Table
263
Proxy ARP
264
Relative Route Priorities
265
Routing Configuration Example
266
= IP traffic
267
= NetBIOS traffic
267
Route Manager
270
Unicast Routing Protocols
270
IGMP Snooping and IGMP
271
Multicast Routing Protocols
271
EAPS, ESRP, and STP
272
DHCP Relay
272
Configuring IP Multinetting
273
IP Multinetting Examples
273
Configuring DHCP/BOOTP Relay
274
16 Interior Gateway Protocols
275
Overview of RIP
277
Overview of OSPF
278
Database Overflow
279
Opaque LSAs
279
Backbone Area (Area 0.0.0.0)
280
Stub Areas
280
Not-So-Stubby-Areas
280
Area 2 Area 1 Area 0
281
Point-to-Point Support
282
Route Redistribution
283
Interior Gateway Protocols
284
RIP Configuration Example
285
Configuring OSPF
286
OSPF Wait Interval Parameters
287
HQ_10_0_2
288
Chi_160_26_26
288
HQ_10_0_3
288
LA_161_48_2
288
Configuration for ABR1
289
Configuration for IR1
289
Displaying OSPF Settings
290
BGP Attributes
292
BGP Communities
292
BGP Features
293
Route Confederations
295
Route Aggregation
298
Using the Loopback Interface
298
BGP Peer Groups
298
BGP Route Flap Dampening
299
BGP Route Selection
301
BGP Static Network
302
18 IP Multicast Routing
303
PIM Overview
304
IGMP Overview
305
Configuration Examples
306
Appendixes
309
Downloading a New Image
311
Software Signatures
313
Rebooting the Switch
313
Saving Configuration Changes
314
Viewing a Configuration
315
Returning to Factory Defaults
316
Renaming Configuration Files
317
Deleting Configuration Files
317
Synchronizing MSMs
318
Accessing the Bootloader
318
Upgrading the BootROM
319
B Troubleshooting
321
Troubleshooting
322
Port Configuration
324
Debug Mode
327
TOP Command
327
System Health Check
328
System Odometer
329
Temperature Operating Range
329
Standards
331
A (continued)
336
B (continued)
337
C (continued)
338
D (continued)
339
E (continued)
340
G (continued)
342
I (continued)
343
L (continued)
344
M (continued)
345
O (continued)
347
P (continued)
348
R (continued)
350
S (continued)
351
T (continued)
352
V (continued)
353
Numerics
359
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