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Manuals and User Guides for Cisco DS-C9134-K9 Fabric Switch. We have
1
Cisco DS-C9134-K9 Fabric Switch manual available for free PDF download: Troubleshooting Manual
Cisco DS-C9134-K9 Troubleshooting Manual (560 pages)
MDS 9000 Family
Brand:
Cisco
| Category:
Switch
| Size: 6.32 MB
Table of Contents
Table of Contents
3
New and Changed Information
25
Document Organization
27
Document Conventions
29
Related Documentation
30
Release Notes
30
Compatibility Information
30
Regulatory Compliance and Safety Information
30
Hardware Installation
30
Cisco Fabric Manager
31
Troubleshooting and Reference
31
Overview of the Troubleshooting Process
33
CHAPTER 1 Troubleshooting Overview
34
Best Practices
34
Troubleshooting Basics
34
General Steps
34
C H a P T E R 1 Troubleshooting Overview
35
Gathering Information Using Common Fabric Manager Tools and CLI Commands
35
Common Fabric Manager Tools
35
Common CLI Commands
36
Verifying Basic Connectivity
36
Verifying SAN Element Registration
37
Fibre Channel End-To-End Connectivity
37
Fabric Issues
37
Port Issues
38
Primary Troubleshooting Flowchart
41
System Messages
42
System Message Text
42
Syslog Server Implementation
42
Implementing Syslog with Fabric Manager
43
Implementing Syslog with the CLI
44
Troubleshooting with Logs
45
Viewing Logs with Fabric Manager
45
Viewing Logs with the CLI
45
Viewing the Log from the Supervisor
46
Viewing NVRAM Logs
46
Contacting Customer Support
47
CHAPTER 2 Troubleshooting Installs, Upgrades, and Reboots
49
Overview
49
C H a P T E R 2 Troubleshooting Installs, Upgrades, and Reboots
50
Guidelines
50
Guidelines for Installations
50
Guidelines for Upgrading
50
Guidelines for Reboots
52
Disruptive Module Upgrades
52
Troubleshooting a Nondisruptive Upgrade on a Fabric Switch
52
Troubleshooting Fabric Manager Installations
53
Verifying Cisco SAN-OS Software Installations
54
Troubleshooting Cisco SAN-OS Software Upgrades and Downgrades
55
Software Installation Reports an Incompatibility
55
Diagnosing Compatibility Issues
55
Software Installation Ends with Error
57
Installing SAN-OS Software Using Fabric Manager
58
Installing Cisco SAN-OS Software from the CLI
59
Troubleshooting Cisco SAN-OS Software System Reboots
61
Power on or Switch Reboot Hangs
61
Corrupted Bootflash Recovery
62
Recovery Using BIOS Setup for Supervisor-1
64
Recovery from the Loader> Prompt on Supervisor-2 Modules
67
Recovery from the Loader> Prompt on Supervisor-1 Modules
68
Recovery from the Switch(Boot)# Prompt
69
Recovery for Switches with Dual Supervisor Modules
70
Recovering One Supervisor Module with Corrupted Bootflash
71
Recovering both Supervisor Modules with Corrupted Bootflash
72
Recognizing Error States
73
Switch or Process Resets
74
Recoverable System Restarts
75
Unrecoverable System Restarts
79
Recovering the Administrator Password
80
Miscellaneous Software Image Issues
80
All Ports down Because of System Health Failure
81
FCIP Link Fails to Come up
81
Switch Reboots after FCIP Reload
81
Cannot Create, Modify, or Delete Admin Role
82
FC Ids Change after Link Reset
82
Switch Displays Wrong User
82
Chapter 3 Managing Storage Services Modules
83
SSM Overview
83
Initial Troubleshooting Checklist
85
Common Troubleshooting Tools in Fabric Manager
85
Common Troubleshooting Commands in the CLI
85
SSM Issues
85
SSM Fails to Boot
86
Upgrading the SSI Image
86
Verifying the SSI Boot Image
87
Using the Install Ssi Command
88
Recovering a Replacement SSM
90
SSM Upgrade Is Disruptive
91
Installing EPLD Images on Modules
91
CHAPTER 4 Troubleshooting Hardware
97
Overview
97
C H a P T E R 4 Troubleshooting Hardware
98
SNMP Traps
98
Troubleshooting Startup Issues
98
Troubleshooting Power Supply Issues
99
All Power Supply LEDS Are off
100
Power Supply Input Ok LED Is Red
101
Power Supply Output Failed LED Is on
102
Power Supply Fan Ok LED Is Red
102
Troubleshooting the Power Supplies
103
Troubleshooting Fan Issues
104
Fan Is Not Spinning
104
Fan Is Spinning; Fan LED Is Red
104
Troubleshooting a Fan Failure Using Device Manager
105
Troubleshooting a Fan Failure Using the CLI
106
Temperature Threshold Violations
107
Troubleshooting Clock Module Issues
108
Troubleshooting Other Hardware Issues
109
Troubleshooting Supervisor Issues
110
Active Supervisor Reboots
111
Standby Supervisor Not Recognized by Active Supervisor
113
Verifying that a Standby Supervisor Failed to Synchronize Using the CLI
113
Standby Supervisor Stays in Powered-Up State
115
Troubleshooting Supervisor Modules
116
Verifying that a Standby Supervisor Is in Powered-Up State Using the CLI
116
Verifying that a Standby Supervisor Is in the Powered-Up State Using Device Manager
116
Troubleshooting Switching and Services Modules
117
Overview of Module Status
117
Module Initialization Overview
118
Image Download
119
Module Bootup
119
Online and Operational
120
Runtime Configuration
120
Runtime Diagnostics
120
Analyzing the Logs
121
Troubleshooting Module Issues
121
Troubleshooting Powered-Down Modules
122
Diagnosing a Powered-Down Module
124
Troubleshooting Reloaded Modules
127
Diagnosing a Reloaded Module
129
Troubleshooting Modules in an Unknown State
130
Diagnosing a Module in the Unknown State
130
Troubleshooting Modules Not Detected by the Supervisor
131
Diagnosing a Module Not Detected by the Supervisor
131
Reinitializing a Failed Module Using Fabric Manager
132
Reinitializing a Failed Module Using the CLI
133
Module Resets
134
CHAPTER 5 Troubleshooting Mixed Generation Hardware
135
Overview
135
C H a P T E R 5 Troubleshooting Mixed Generation Hardware
136
Port Groups
136
Dynamic Bandwidth Management
137
Port Speed Mode
137
Out-Of-Service Interfaces
138
Port Index Availability
138
Combining Modules and Supervisors
141
Initial Troubleshooting Checklist
141
Generation 1 and Generation 2 Issues
141
Module Does Not Come Online
142
Verifying Port Index Allocation Using Device Manager
142
Verifying Port Index Allocation Using the CLI
143
Cannot Configure Port in Dedicated Mode
144
Verifying Bandwidth Utilization in a Port Group Using Device Manager
145
Verifying Bandwidth Utilization in a Port Group Using the CLI
146
Cannot Enable a Port
147
Cannot Upgrade Supervisor System Image
147
Selecting the Correct Software Images
147
Chapter 6 Troubleshooting Licensing
149
License Overview
149
Chassis Serial Numbers
150
Grace Period
150
Initial Troubleshooting Checklist
151
Displaying License Information Using Fabric Manager
151
Displaying License Information Using Device Manager
152
Displaying License Information Using Fabric Manager Web Client
152
Displaying License Information Using the CLI
152
Licensing Installation Issues
154
One-Click License Install Fails or Cannot Connect to Licensing Website
154
Serial Number Issues
154
RMA Chassis Errors or License Transfers between Switches
155
Receiving Grace Period Warnings after License Installation
155
Incorrect Number of Licenses in Use for Multiple Modules
156
Grace Period Alerts
157
Checking in the Fabric Manager Server License from Device Manager
158
License Listed as Missing
159
CHAPTER 7 Troubleshooting Cisco Fabric Services
161
Overview
161
C H a P T E R 7 Troubleshooting Cisco Fabric Services
162
Initial Troubleshooting Checklist
162
Verifying CFS Using Fabric Manager
163
Verifying CFS Using the CLI
163
Merge Failure Troubleshooting
165
Recovering from a Merge Failure with Fabric Manager
166
Recovering from a Merge Failure with the CLI
166
Lock Failure Troubleshooting
167
Resolving Lock Failure Issues Using Fabric Manager
167
Resolving Lock Failure Issues Using the CLI
168
System State Inconsistent and Locks Being Held
169
Clearing Locks Using Fabric Manager
169
Clearing Locks Using the CLI
169
Distribution Status Verification
169
Verifying Distribution Using Fabric Manager
169
Verifying Distribution Using the CLI
169
CFS Regions Troubleshooting
170
Distribution Failure
170
Regions for Conditional Service
171
Changing Regions
171
Chapter 8 Troubleshooting Ports
173
Overview
173
Initial Troubleshooting Checklist
173
Limitations and Restrictions
176
Overview of the FC-MAC Driver and the Port Manager
176
Port Manager Overview
177
Troubleshooting Port States with the Device Manager
178
Device Manager: Summary View
178
Device View
178
Device Manager: Port Selection
179
Device Manager: Port Monitoring
180
Isolating Port Issues Using Device Manager
181
Troubleshooting Port States from the CLI
182
Using Port Debug Commands
182
Useful Commands at the FC-MAC Level
183
Isolating Port Issues Using the CLI
184
Common Problems with Port Interfaces
185
Port Remains in a Link Failure or Not Connected State
185
Troubleshooting Port Problems
187
Port Remains in Initializing State
188
Troubleshooting Port Registration Issues Using the CLI
189
Unexpected Link Flapping Occurs
193
Link Initialization Flow
195
Viewing Port Counters
197
Port Bounces between Initializing and Offline States
198
Troubleshooting ELP Issues Using the CLI
199
E Port Bounces Remains Isolated after a Zone Merge
200
Troubleshooting E Port Isolation Using Fabric Manager
201
Troubleshooting E Port Isolation Using the CLI
202
Port Cycles through up and down States
203
Port Is in Errdisabled State
203
Verifying the Errdisable State Using the CLI
203
Troubleshooting Fx Port Failure
204
Overview of Symptoms
204
Chapter 9 Troubleshooting N-Port Virtualization
207
Overview
207
Initial Troubleshooting Checklist
208
Limitations and Restrictions
208
Common CLI Commands for NPV
208
Common Problems with NPV
210
Moving the Login of an End Device
210
NPIV Is Not Enabled
211
VSAN Mismatches
211
Core NPV Device Is Not a Switch
212
NPV Core Switch Port Is down
212
Server Interface Is down
212
Waiting on FLOGI from the Server or Target
213
Waiting on External Link to Come up
213
CHAPTER 10 Troubleshooting Portchannels and Trunking
215
Portchannel Overview
215
C H a P T E R 10 Troubleshooting Portchannels and Trunking
216
Trunking Overview
216
Initial Troubleshooting Checklist
216
Common Troubleshooting Tools in Fabric Manager
216
Common Troubleshooting Commands in the CLI
217
Portchannel Issues
217
Cannot Configure a Portchannel
217
Newly Added Interface Does Not Come Online in a Portchannel
218
Configuring Port Channel Modes Using Fabric Manager
218
Trunking Issues
218
Cannot Configure Trunking
219
VSAN Traffic Does Not Traverse Trunk
219
CHAPTER 11 Troubleshooting Vsans, Domains, and FSPF
221
Overview
221
Initial Troubleshooting Checklist
221
C H a P T E R 11 Troubleshooting Vsans, Domains, and FSPF
222
Common Troubleshooting Commands in the CLI
222
Common Troubleshooting Tools in Fabric Manager
222
VSAN Issues
223
Host Cannot Communicate with Storage
223
Verifying VSAN Membership Using Fabric Manager
224
Verifying VSAN Membership Using the CLI
224
E Port Is Isolated in a VSAN
225
Resolving an Isolated E Port Using Fabric Manager
226
Resolving an Isolated E Port Using the CLI
226
Resolving an Isolated ISL Using Fabric Manager
227
Resolving an Isolated ISL Using the CLI
227
Resolving Fabric Timer Issues Using Fabric Manager
229
Resolving Fabric Timer Issues Using the CLI
229
Troubleshooting Interop Mode Issues
229
Dynamic Port VSAN Membership Issues
229
Troubleshooting DPVM Using Fabric Manager
230
Troubleshooting DPVM Using the CLI
231
DPVM Configuration Not Available
231
DPVM Database Not Distributed
232
DPVM Autolearn Not Working
232
No Autolearn Entries in Active Database
233
VSAN Membership Not Added to Database
233
DPVM Config Database Not Activating
234
Cannot Copy Active to Config DPVM Database
234
Port Suspended or Disabled after DPVM Activation
235
DPVM Merge Failed
235
DPVM Process Terminates
236
Disabling DPVM
236
Domain Issues
237
Domain ID Conflict Troubleshooting
237
Switch Cannot See Other Switches in a VSAN
238
FC Domain ID Overlap
238
Assigning a New Domain ID Using Fabric Manager
239
Assigning a New Domain ID Using the CLI
239
Using Fabric Reconfiguration for Domain ID Assignments
240
CFS Distribution of Domain ID List Fails
242
Allowed Domain ID List Incorrect after a VSAN Merge
243
Changes to Fcdomain Do Not Take Effect
243
FSPF Issues
244
Troubleshooting FSPF
244
Troubleshooting FSPF Using Device Manager
245
Troubleshooting FSPF Using the CLI
245
Loss of Two-Way Communication
248
Resolving a Wrong Hello Interval on an ISL Using Device Manager
248
Resolving a Wrong Hello Interval on an ISL Using the CLI
249
Resolving a Mismatched Retransmit Interval on an ISL Using Device Manager
250
Resolving a Mismatched Retransmit Interval on an ISL Using the CLI
250
Resolving a Mismatch in Dead Intervals on an ISL Using Fabric Manager
251
Resolving a Mismatch in Dead Intervals on an ISL Using the CLI
251
Resolving a Region Mismatch Using Fabric Manager
252
Resolving a Region Mismatch Using the CLI
252
Chapter 12 Troubleshooting SAN Device Virtualization
255
Overview
255
Initial Troubleshooting Checklist
255
Debugging and Verifying SDV Configuration Using the CLI
256
SDV Limitations and Restrictions
256
SDV Issues
257
SDV Commit Fails
257
SDV Commit Partially Fails
258
Host Cannot Locate Disk
259
SDV Merge Fails When ISL Comes up
260
Zone Activation Fails in a SDV Zone
260
Troubleshooting IVR
261
Overview
261
Configuration Guidelines
261
Chapter 13 Troubleshooting IVR
262
Transit Vsans
262
Border Switches
262
Limitations and Restrictions
262
Initial Troubleshooting Checklist
263
Verifying IVR Configuration Using Fabric Manager
263
Verifying IVR Configuration Using the CLI
264
IVR Enhancements by Cisco SAN-OS Release
265
IVR Issues
266
IVR Licensing Issues
266
Cannot Enable IVR
267
IVR Network Address Translation Fails
268
IVR Zone Set Activation Fails
268
Border Switch Fails
270
Traffic Does Not Traverse IVR Path
271
Link Isolated
272
Persistent FC ID for IVR Failed
272
LUN Configuration Failure in IVR Zoning
273
Host Does Not Have Write Access to Storage
273
Locked IVR CFS Session
273
CFS Merge Failed
274
Troubleshooting the IVR Wizard
275
Warning: Not All Switches Are IVR NAT Capable or Are Unmanageable
276
Error: the Following Switches Do Not Have Unique Domain Ids
276
Error: Pending Action/ Pending Commits
277
Error: Fabric Is Changing. Please Retry the Request Later
277
Chapter 14 Troubleshooting Zones and Zone Sets
279
Overview
279
Troubleshooting Checklist
279
Troubleshooting Zone Configuration Issues with Fabric Manager
280
Troubleshooting Zone Configuration Issues with the CLI
280
Zone and Zone Set Issues
282
Host Cannot Communicate with Storage
283
Resolving Host Not Communicating with Storage Issue Using Fabric Manager
283
Resolving Host Not Communicating with Storage Using the CLI
284
Troubleshooting Zone Set Activation
286
Troubleshooting Zone Activation Using Fabric Manager
287
Troubleshooting Zone Activation Using the CLI
288
Troubleshooting Full Zone Database Synchronization Across Switches
289
Resolving an out of Sync Full Zone Database Using the CLI
289
Resolving out of Sync Full Zone Database Using Fabric Manager
289
Mismatched Default Zone Policy
290
Resolving Mismatched Default Zone Policies Using Fabric Manager
290
Resolving Mismatched Default Zone Policies Using the CLI
291
Zone Merge Failure
291
Recovering from Link Isolation
293
Resolving a Link Isolation Because of a Failed Zone Merge Using Fabric Manager
293
Resolving a Link Isolation Because of a Failed Zone Merge Using the CLI
294
Mismatched Active Zone Sets Within the same VSAN
295
Resolving Mismatched Active Zone Sets Within the same VSAN Using Fabric Manager
295
Resolving Mismatched Active Zone Sets Within the same VSAN Using the CLI
296
Deactivating a Zone Set and Restarting the Zone Merge Process Using Fabric Manager
298
Deactivating a Zone Set and Restarting the Zone Merge Process Using the CLI
298
Enhanced Zoning Issues
299
Resolving Enhanced Zoning Lock Issues with Fabric Manager
301
Resolving Enhanced Zoning Lock Issues with the CLI
301
Chapter 15 Troubleshooting Distributed Device Alias Services
303
Overview
303
Initial Troubleshooting Checklist
303
Merge Failure Messages
304
Merge Validation Failure Messages
304
Commit Failure Messages
305
Verifying Device Alias Database Status Using the CLI
305
Limitations and Restrictions
305
Merge Failure Issues
306
Resolving Duplicate Device Alias Names
307
Resolving Mapping a Pwwn to Different Device Alias Names
308
Resolving Mode Mismatch
308
Resolving Merge Failures in Mixed Fabric
309
Resolving a Validation Failure
310
Resolving Merge in Progress Issues
311
Validation and Commit Failure Issues
313
Resolving Database Conflicts
314
Resolving Application Busy Situations
315
Resolving Database Size Issues
316
Resolving Mode Issues
317
Chapter 16 Troubleshooting FICON
319
FICON Overview
319
FICON Port Numbering
320
Default FICON Port Numbering Scheme
320
Reserved FICON Port Numbering Scheme
322
FICON Configuration Files
323
CUP In-Band Management
324
Fabric Binding
324
FICON Configuration Requirements
324
Initial Troubleshooting Checklist
325
Common Troubleshooting Tools in Fabric Manager or Device Manager
326
Common Troubleshooting Commands in the CLI
326
Port Swapping
326
Swapping Ports
327
FICON Issues
327
Cannot Enable FICON
328
Switch ISL Isolated
328
Fabric Manager or Device Manager Cannot Configure FICON
328
Mainframe Cannot Configure FICON
329
Cannot Enable FICON Port
329
Cannot Configure FCIP or Portchannel for FICON
330
FCIP Fails for FICON
330
FICON Tape Acceleration Not Working
330
Chapter 17 Troubleshooting RADIUS and TACACS
331
AAA Overview
331
Initial Troubleshooting Checklist
331
Common Troubleshooting Tools in Fabric Manager
332
Common Troubleshooting Commands in the CLI
332
AAA Issues
332
Switch Does Not Communicate with AAA Server
332
Verifying RADIUS Configuration Using Fabric Manager
334
Verifying RADIUS Configuration Using the CLI
334
Verifying TACACS+ Configuration Using Fabric Manager
335
Verifying TACACS+ Configuration Using the CLI
335
Verifying RADIUS Server Monitor Configuration Using Fabric Manager
336
Verifying RADIUS Server Monitor Configuration Using the CLI
336
Verifying TACACS+ Server Monitor Configuration Using Fabric Manager
337
Verifying TACACS+ Server Monitor Configuration Using the CLI
337
User Authentication Fails
338
Verifying RADIUS Server Groups Using Fabric Manager
339
Verifying RADIUS Server Groups Using the CLI
339
Verifying TACACS+ Server Groups Using Fabric Manager
339
Verifying TACACS+ Server Groups Using the CLI
340
User Is Not in any Configured Role
340
User Cannot Access Certain Features
341
Troubleshooting RADIUS and TACACS+ with Cisco ACS
341
Chapter 18 Troubleshooting Users and Roles
343
Overview
343
User Accounts
343
Role-Based Authorization
344
Rules and Features for each Role
345
Initial Troubleshooting Checklist
346
Common Troubleshooting Tools in Fabric Manager
346
Common Troubleshooting Commands in the CLI
346
User and Role Issues
346
User Cannot Log into Switch
347
Verifying User Login with System Messages Using Device Manager
347
Verifying User Login with System Messages Using the CLI
348
User Cannot Create Roles
349
User Cannot Create Other Users with Fabric Manager or Device Manager
349
User Cannot Access Certain Features
350
Verifying Roles Using Device Manager
350
Verifying Roles Using the CLI
351
User Has too Much Access
352
User Cannot Configure some Vsans
352
Verifying VSAN-Restricted Roles Using Fabric Manager
352
Verifying VSAN-Restricted Roles Using the CLI
353
User Cannot Configure E Ports
353
Unexpected User Displayed in Logs
354
Troubleshooting Users and Roles with Cisco ACS
354
Chapter 19 Troubleshooting FC-SP, Port Security, and Fabric Binding
355
FC-SP Overview
355
Port Security Overview
356
Fabric Binding Overview
356
Initial Troubleshooting Checklist
356
Common Troubleshooting Tools in Fabric Manager
357
Common Troubleshooting Commands in the CLI
357
FC-SP Issues
358
Switch or Host Blocked from Fabric
358
Verifying FC-SP Configuration Using Fabric Manager
359
Verifying FC-SP Configuration Using the CLI
359
Verifying Local FC-SP Database Using Fabric Manager
359
Verifying Local FC-SP Database Using the CLI
360
Authentication Fails When Using Cisco ACS
361
Port Security Issues
361
Device Does Not Log into a Switch When Autolearn Is Disabled
362
Device Does Not Log into a Switch When Autolearn Is Enabled
362
Verifying the Active Port Security Database Using Fabric Manager
363
Verifying the Active Port Security Database Using the CLI
363
Verifying Port Security Violations Using Fabric Manager
364
Verifying Port Security Violations Using the CLI
365
Cannot Activate Port Security
366
Unauthorized Device Gains Access to Fabric
366
Disabling Autolearn Using Fabric Manager
367
Disabling Autolearn Using the CLI
367
Port Security Settings Lost after Reboot
367
Merge Fails
368
Configuring Port Security with Autolearn Using Fabric Manager
368
Configuring Port Security with Autolearn Using the CLI
369
Fabric Binding Issues
369
Switch Cannot Attach to the Fabric
370
Verifying Fabric Binding Violations Using Fabric Manager
370
Verifying Fabric Binding Violations Using the CLI
371
Cannot Activate Fabric Binding
372
Verifying the Config Fabric Binding Database Using Fabric Manager
372
Verifying the Config Fabric Binding Database Using the CLI
372
Unauthorized Switch Gains Access to Fabric
373
Fabric Binding Settings Lost after Reboot
373
Configuring Fabric Binding Using Fabric Manager
373
Configuring Fabric Binding Using the CLI
374
Chapter 20 Troubleshooting IP Storage Services
375
Overview
375
Iscsi Restrictions
376
Islb Restrictions
376
Initial Troubleshooting Checklist
377
Common Troubleshooting Tools in Fabric Manager
377
Common Troubleshooting Commands in the CLI
377
IP Issues
379
Verifying Basic Connectivity
379
Verifying Basic Connectivity Using Device Manager
379
Verifying Basic Connectivity Using the CLI
379
Verification of Switch Connectivity
381
Verifying Switch Connectivity Using Fabric Manager
381
Verifying Switch Connectivity Using the CLI
381
Verification of Static IP Routing
382
Verifying Static IP Routing Using Device Manager
382
Verifying Static IP Routing Using the CLI
382
Cannot Assign IP Address to an Interface
383
FCIP Issues
383
One-To-One FCIP Tunnel Creation and Monitoring
384
Configuring the First Switch with the CLI
384
Debugging the Configuration of the Second Switch Using the CLI
385
Displaying the Default Values Using the CLI
385
Setting the Static Route for FCIP Tunnels Using the CLI
385
Displaying the Debug Output from FCIP Tunnel Supervisor Using the CLI
387
Displaying the Debug Output from the FCIP Tunnel IPS Module Using the CLI
388
Verifying the Configuration of the Profiles Using the CLI
389
Verifying the Establishment of the FCIP Tunnel Using the CLI
389
Verifying the Establishment of Default TCP Connections for each Configured FCIP Tunnel Using the CLI
391
Verifying the Statistics of the ASIC Chip on each Gigabit Ethernet Port Using the CLI
391
Ethereal Screen Captures of the TCP Connection and FCIP Tunnels
392
One-To-Three FCIP Tunnel Creation and Monitoring
394
Displaying the Configuration of the First Switch Using the CLI
394
Creating the FCIP Interface for the Second Tunnel Using the CLI
395
FCIP Profile Misconfiguration Examples
395
Displaying Incorrect or Nonexistent IP Address for an FCIP Profile Using the CLI
395
Cli
396
FCIP Interface Misconfiguration Examples
398
Displaying FCIP Misconfiguration Examples Using the CLI
398
Displaying the FCIP Interface as Administratively Shut down Using the CLI
399
Displaying the Debug Output from the Second Switch Using the CLI
400
Displaying Passive Mode Set on both Sides of the FCIP Tunnel with the CLI
401
Displaying a Time Stamp Acceptable Difference Failure Using the CLI
402
FCIP Special Frame Tunnel Creation and Monitoring
404
Configuring and Displaying an FCIP Tunnel with Special Frame Using the CLI
405
Special Frame Misconfiguration Example
407
Troubleshooting FCIP Link Flaps
408
Troubleshooting FCIP ISL Link Failures
408
Troubleshooting FCIP and Compression
409
Iscsi Issues
409
Troubleshooting Iscsi Authentication
409
Displaying Iscsi Authentication Using Fabric Manager
410
Displaying Iscsi Authentication Using the CLI
410
Troubleshooting User Name and Password Configuration
411
Verifying Iscsi User Account Configuration Using Fabric Manager
411
Verifying Iscsi User Account Configuration Using the CLI
411
RADIUS Configuration Troubleshooting
412
Verifying RADIUS Key and Port for Authentication and Accounting
412
Troubleshooting RADIUS Routing Configuration
414
Displaying the Debug Output for RADIUS Authentication Request Routing Using the CLI
414
Troubleshooting Dynamic Iscsi Configuration
415
Checking the Configuration
415
Performing Basic Dynamic Iscsi Troubleshooting
415
Useful Show Commands to Debug Dynamic Iscsi Configuration
416
Useful Show Commands to Debug Static Iscsi Configuration
417
Virtual Target Access Control
417
Iscsi TCP Performance Issues
422
CLI Commands Used to Access Performance Data
423
Understanding TCP Parameters for Iscsi
423
Lab Setup
424
Configuring from the Bottom Switch Using the CLI
424
Verifying Connectivity between Client and IPS Iscsi Service
425
TCP Parameter Changes
428
Displaying the Gigabit Ethernet Interface
428
Verifying that the Host Is Configured for High MTU or MSS with the CLI
431
Islb Issues
432
Islb Configuration Not Distributed to All Switches in the Fabric
432
Iscsi Initiator and Virtual Target Configuration Not Distributed
433
Islb Configuration, Commit, or Merge Failed-"VSAN ID Is Not yet Configured
433
Islb Configuration, Commit, or Merge Failed-"Failed to Allocate WWN
434
Islb Configuration, Commit, or Merge Failed-"Duplicate WWN Found as
434
Islb Configuration, Commit, or Merge Failed-"Duplicate Node Name
434
Islb Configuration Failed-"Pending Islb CFS Config Has Reached Its Limit
435
Iscsi Disable Failed-"Cannot Disable Iscsi - Large Iscsi Config Present
435
Islb Commit Timeout
435
Session Down-"Pwwn in Use at Remote Switch
436
Redirected Session Does Not Come up
436
Islb Zones Not Present in Active Zone Set
437
Traffic Description after Islb Commit or Activation of Zone Set
437
VRRP Master Overutilized
438
Islb Zone Set Activation Failed
438
Islb CFS Commit Fails
439
Resolving an Islb Merge Failure
439
Chapter 21 Troubleshooting IP Access Lists
441
Overview
441
Protocol Information
441
Address Information
442
Port Information
442
ICMP Information
443
Tos Information
443
Initial Troubleshooting Checklist
444
Common Troubleshooting Tools in Fabric Manager
444
Common Troubleshooting Commands in the CLI
444
IP-ACL Issues
444
All Packets Are Blocked
445
Re-Creating IP-Acls Using Fabric Manager
445
Re-Creating IP-Acls Using the CLI
446
No Packets Are Blocked
447
Portchannel Not Working with ACL
448
Cannot Remotely Connect to Switch
448
Chapter 22 Troubleshooting Ipsec
449
Overview
449
Ipsec Compatibility
449
Supported Ipsec and IKE Algorithms for Microsoft Windows and Linux Platforms
450
IKE Allowed Transforms
451
Ipsec Allowed Transforms
452
Initial Troubleshooting Checklist
452
Common Troubleshooting Tools in Fabric Manager
452
Common Troubleshooting Commands in the CLI
453
Ipsec Issues
453
Verifying IKE Configuration Compatibility
454
Verifying Ipsec Configuration Compatibility Using Fabric Manager
454
Verifying Ipsec Configuration Compatibility Using the CLI
455
Verifying Security Policy Databases Compatibility
456
Verifying Interface Status Using Fabric Manager
457
Verifying Interface Status Using the CLI
457
Verifying Security Associations
460
Security Associations Do Not Re-Key
463
Clearing Security Associations
463
Debugging the Ipsec Process
463
Debugging the IKE Process
463
Obtaining Statistics from the Ipsec Process
463
Chapter 23 Troubleshooting Santap
465
Overview
465
Definitions
466
Limitations
466
Interface Restrictions
467
Initial Troubleshooting Checklist
467
Common Troubleshooting Tools in Fabric Manager
468
Common Troubleshooting Commands in the CLI
468
Messages, Logs and Databases
470
Santap Issues
470
Host Login Problems
471
ITL Problems
471
Common Mismatch Problems
471
Chapter 24 Troubleshooting Digital Certificates
475
Overview
475
Digital Certificates
475
Certificate Authorities
475
RSA Key Pairs and Identity Certificates
476
Peer Certificate Verification
476
Crls and OCSP Support
476
Import and Export Support for Certificates and Associated Key Pairs
476
PKI Enrollment Support
476
Maximum Limits
477
Initial Troubleshooting Checklist
477
Common Troubleshooting Tools in Fabric Manager
477
Common Troubleshooting Commands in the CLI
478
Digital Certificate Issues
478
CA will Not Generate Identity Certificate
478
Cannot Export Identity Certificate in PKCS#12 Format
479
Certificate Fails at Peer
479
Configuring Certificates on the MDS Switch Using Fabric Manager
479
Configuring Certificates on the MDS Switch Using the CLI
481
PKI Fails after Reboot
484
Cannot Import Certificate and RSA Key Pairs from Backup
484
Importing Certificate and RSA Key Pairs from Backup Using Fabric Manager
485
Importing Certificate and RSA Key Pairs from Backup Using the CLI
485
Chapter 25 Troubleshooting Call Home
487
Overview
487
Destination Profiles
487
Alert Groups
488
Customized Alert Group Messages
488
Call Home Message Level Feature
488
Initial Troubleshooting Checklist
489
Common Troubleshooting Tools in Fabric Manager
489
Common Troubleshooting Tools in Device Manager
489
Common Troubleshooting Commands in the CLI
489
Call Home Issues
490
Not Receiving Call Home Alerts
490
Configuring an Alert Group Using Fabric Manager
490
Configuring an Alert Group Using the CLI
491
Configuring the Message Level for a Destination Profile Using Fabric Manager
491
Configuring the Message Level for a Destination Profile Using the CLI
491
Configuring an E-Mail Server for Call Home Using Fabric Manager
492
Configuring an E-Mail Server for Call Home Using the CLI
492
Not Receiving Call Home Alerts from All Configured Switches
492
Configuring Call Home Contact Information Using Fabric Manager
493
Configuring Call Home Contact Information Using the CLI
493
Receiving too Many Call Home Alerts
494
Not Receiving Syslog-Based Call Home Alerts
494
Periodic Inventory Notification Does Not Reflect Current Inventory
495
Chapter 26 Troubleshooting Fabric Manager
497
Overview
497
Guidelines
498
Initial Troubleshooting Checklist
498
Common Troubleshooting Tools in Fabric Manager
498
Troubleshooting Fabric Manager Issues
498
Cannot Log into Fabric Manager
499
Cannot Upgrade Fabric Manager
499
The Map Shows Two Switches Where Only One Switch Exists
499
Old Devices Appear on the Map
499
Red Line through the Switch
500
Dotted Orange Line through the Switch
500
Fabric Manager Not Receiving Traps
500
Tips for Using Fabric Manager
500
Setting the Map Layout so It Stays after Restarting the Fabric Manager
500
Fabric Manager Upgrade Without Losing Map Settings
501
Restrictions When Using Fabric Manager Across FCIP
501
Running Cisco Fabric Manager with Network Multiple Interfaces
501
Specifying an Interface for Fabric Manager Server
501
Specifying an Interface for Fabric Manager Client or Device Manager
502
Configuring a Proxy Server
502
Clearing Topology Maps
502
Using Fabric Manager in a Mixed Software Environment
503
Troubleshooting Fabric Manager Web Client
503
Cannot Download Fabric Manager Web Client
503
Allowing Network-Open Users to Download Fabric Manager Web Client
504
Clearing Java Cache
504
Cannot Access Fabric Manager Web Client
504
Verifying TCP Port for Fabric Manager Web Client
505
Cannot Launch Fabric Manager Web Client
505
Allowing the Java Web Start Activex Control to Run
506
Enabling the Java Runtime Console
506
Trusting the Remote Fabric Manager Web Site
506
Clearing Java Web Start Cache
507
Cannot Log into Fabric Manager Web Client
507
Recovering a Web Client Password
507
Setting Fabric Manager Authentication Method
508
Troubleshooting Performance Manager
508
Performance Manager Generates Java Error
509
Performance Manager Not Working
509
Troubleshooting Device Manager
509
Wrong Version of Device Manager Is Launched
510
Appendix
511
Before Contacting Technical Support
511
Steps to Perform before Calling TAC
511
A P P E N D I X a before Contacting Technical Support
512
Copying Files to or from the Switch
513
Copying Files Using Device Manager
513
Copying Files Using the CLI
514
Using Core Dumps
515
Setting up Core Dumps Using the CLI
515
Appendix
517
Troubleshooting Tools and Methodology
517
Using Cisco MDS 9000 Family Tools
517
A P P E N D I X B Troubleshooting Tools and Methodology
518
CLI Debug
518
Command-Line Interface Troubleshooting Commands
518
FC Ping and FC Traceroute
520
Using FC Ping
521
Using FC Traceroute
521
Monitoring Processes and Cpus
523
Viewing Running Processes on Device Manager
523
Using the Show Processes CLI Command
524
Using the Show Processes Cpu CLI Command
525
Viewing CPU Time in Device Manager
525
Using the Show System Resource CLI Command
526
Using On-Board Failure Logging
526
Configuring OBFL for the Switch
527
Configuring OBFL for a Module
528
Displaying OBFL Logs
529
Fabric Manager Tools
529
Analyzing Switch Device Health
530
Fabric Manager and Device Manager
530
Analyzing End-To-End Connectivity
531
Analyzing Switch Fabric Configuration
532
Analyzing the Results of Merging Zones
532
Alerts and Alarms
533
Device Manager: RMON Threshold Manager
533
Fibre Channel Name Service
534
SCSI Target Discovery
535
SNMP and RMON Support
535
Using RADIUS
537
Using Syslog
537
Logging Levels
538
Enabling Logging for Telnet or SSH
538
Using Fibre Channel SPAN
539
Using Cisco Network Management Products
540
Cisco MDS 9000 Family Port Analyzer Adapter
540
Cisco Fabric Analyzer
541
IP Network Simulator
543
Using Other Troubleshooting Products
543
Fibre Channel Testers
543
Fibre Channel Protocol Analyzers
543
Using Host Diagnostic Tools
544
Appendix
547
Configuration Limits for Cisco MDS SAN-OS Release
547
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