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ŘEŠENÍ PROBLÉMŮ
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Hodnocené
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192.168.0.254
Authentication: (none)
Virtual Router Redundancy Protocol (VRRP)
903
1
2
...
898
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...
936
937
9.5(0.1)
1
Notes, Cautions, and Warnings
2
Contents
3
About this Guide
31
Configuration Fundamentals
32
Navigating CLI Modes
34
The do Command
37
Undoing Commands
38
Obtaining Help
39
Entering and Editing Commands
39
Command History
40
Data Center Bridging (DCB)
43
Getting Started
44
Accessing the Console Port
45
Pin Assignments
45
Default Configuration
47
Configuring a Host Name
47
Accessing the System Remotely
47
Configure a Management Route
48
Configuration File Management
49
Viewing Files
51
Managing the File System
52
View Command History
54
Upgrading Dell Networking OS
54
Using HTTP for File Transfers
55
Management
57
Configuring Logging
60
Audit and Security Logs
61
Configuring Logging Format
62
Disabling System Logging
64
Configuration
66
Synchronizing Log Messages
68
File Transfer Services
69
Terminal Lines
71
Lock CONFIGURATION Mode
74
Z9000MXL Switch
78
Configuring 802.1X
84
Enabling 802.1X
85
Re-Authenticating a Port
89
Configuring Timeouts
90
Authentication
91
Configuring a Guest VLAN
93
CAM Usage
96
ACLs and VLANs
98
ACL Optimization
98
IP Fragment Handling
99
Layer 4 ACL Rules Examples
100
Configure a Standard IP ACL
101
Access Control Lists (ACLs)
102
Configure an Extended IP ACL
103
Applying an IP ACL
106
Configure Ingress ACLs
107
Configure Egress ACLs
108
IP Prefix Lists
109
Implementation Information
110
Viewing Prefix Lists
112
ACL Resequencing
114
Route Maps
116
Important Points to Remember
116
Creating a Route Map
117
Configure Route Map Filters
118
Configuring Match Routes
119
Configuring Set Conditions
121
Logging of ACL Processes
123
Configuring ACL Logging
125
ACLs to VLANs
129
Configuring ACL VLAN Groups
131
Viewing CAM Usage
133
How BFD Works
136
BFD Packet Format
137
BFD Sessions
139
BFD Three-Way Handshake
139
Session State Changes
140
Configure BFD
141
Related Configuration Tasks
142
Enabling BFD Globally
142
Disabling and Re-Enabling BFD
145
Configure BFD for OSPF
147
Disabling BFD for OSPF
149
Configure BFD for OSPFv3
150
Configure BFD for IS-IS
151
Disabling BFD for IS-IS
153
Configure BFD for BGP
154
Disabling BFD for BGP
156
Use BFD in a BGP Peer Group
157
Configure BFD for VRRP
161
Configuring Protocol Liveness
164
Troubleshooting BFD
164
Autonomous Systems (AS)
166
Figure 17. Internal BGP
167
Sessions and Peers
168
Route Reflectors
169
BGP Attributes
170
Best Path Selection Criteria
171
Best Path Selection Details
172
Local Preference
173
Next Hop
176
Multiprotocol BGP
177
Four-Byte AS Numbers
178
AS4 Number Representation
179
AS Number Migration
180
Configuration Information
183
BGP Configuration
183
Enabling BGP
184
Configuring Peer Groups
190
Configuring Passive Peering
194
Enabling Graceful Restart
197
Redistributing Routes
201
Enabling Additional Paths
202
Changing MED Attributes
207
Changing the WEIGHT Attribute
209
Enabling Multipath
209
Filtering BGP Routes
209
Aggregating Routes
213
Enabling Route Flap Dampening
214
Changing BGP Timers
217
Enabling MBGP Configurations
219
Debugging BGP
220
Storing Last and Bad PDUs
221
Capturing PDUs
222
PDU Counters
223
Sample Configurations
224
CAM Allocation
230
Test CAM Usage
232
View CAM Profiles
232
View CAM-ACL Settings
233
View CAM Usage
235
CAM Optimization
235
Troubleshoot CAM Profiling
236
Control Plane Policing (CoPP)
237
CoPP for OSPFv3 Packets
242
Increased CPU Queues for CoPP
243
NDP Packets
244
Configuring CoPP for OSPFv3
245
Show Commands
246
Figure 27. DHCP packet Format
248
Configuration Tasks
253
Specifying a Default Gateway
254
Debugging the DHCP Server
255
Using DHCP Clear Commands
255
DHCP Snooping
259
DHCP Server
259
Stacking
259
Virtual Link Trunking (VLT)
259
VLAN and Port Channels
259
Configure Secure DHCP
260
Enabling DHCP Snooping
262
Clearing the Binding Table
262
Dynamic ARP Inspection
263
Bypassing the ARP Inspection
265
Source Address Validation
266
Equal Cost Multi-Path (ECMP)
268
Link Bundle Monitoring
269
Managing ECMP Group Paths
270
Creating an ECMP Group Bundle
271
Enabling FIPS Cryptography
273
Enabling FIPS Mode
274
Generating Host-Keys
274
Monitoring FIPS Mode Status
275
Disabling FIPS Mode
275
Protocol Overview
277
Ring Status
278
Multiple FRRP Rings
279
Important FRRP Points
279
Important FRRP Concepts
279
Implementing FRRP
281
FRRP Configuration
281
Configuring the Control VLAN
282
Setting the FRRP Timers
284
Clearing the FRRP Counters
285
Viewing the FRRP Information
285
Troubleshooting FRRP
286
Configure GVRP
289
Enabling GVRP Globally
290
Configure GVRP Registration
290
Configure a GARP Timer
291
LeaveAll Timer 5000
292
Dell(conf)#
292
IGMP Protocol Overview
293
Join a Multicast Group
294
Responding to an IGMP Query
294
Leaving a Multicast Group
294
IGMP Version 3
295
Leaving and Staying in Groups
297
Configure IGMP
298
Selecting an IGMP Version
299
Viewing IGMP Groups
300
Adjusting Timers
300
Enabling IGMP Immediate-Leave
302
IGMP Snooping
302
Disabling Multicast Flooding
303
Applications
305
Protocol Separation
306
Interfaces
315
Interface Types
316
Enabling a Physical Interface
318
Physical Interfaces
318
Overview of Layer Modes
319
Management Interfaces
322
VLAN Interfaces
324
Loopback Interfaces
325
Null Interfaces
325
Port Channel Interfaces
325
Port Channel Benefits
326
Port Channel Implementation
326
Creating a Port Channel
328
Changing the Hash Algorithm
333
Bulk Configuration
335
Create a Multiple-Range
336
Exclude Duplicate Entries
336
Exclude a Smaller Port Range
336
Overlap Port Ranges
336
Define the Interface Range
337
Maintenance Using TDR
339
Support for LM4 Optics
341
Example Scenarios
342
Link Dampening
346
Clearing Dampening Counters
347
Threshold Settings
349
Enabling Pause Frames
349
Table 14. Layer 2 Overhead
350
Port-Pipes
351
Set Auto-Negotiation Options
353
Dynamic Counters
356
Configuring IPSec
359
IPv4 Routing
360
Configuring Static Routes
362
Messages
365
Enabling Directed Broadcast
366
Resolution of Host Names
366
Configuration Tasks for ARP
369
Enabling Proxy ARP
369
Clearing ARP Cache
370
ARP Learning via ARP Request
371
Configuring ARP Retries
372
Configuration Tasks for ICMP
373
UDP Helper
373
Enabling UDP Helper
374
Troubleshooting UDP Helper
377
IPv6 Routing
379
IPv6 Headers
380
IPv6 Header Fields
381
Extension Header Fields
382
Addressing
383
Link-local Addresses
384
Static and Dynamic Addressing
384
Path MTU Discovery
387
IPv6 Neighbor Discovery
388
Configuration Tasks for IPv6
392
Assigning a Static IPv6 Route
393
Configuring Telnet with IPv6
394
SNMP over IPv6
394
Showing IPv6 Information
395
Showing an IPv6 Interface
395
Showing IPv6 Routes
396
Clearing IPv6 Routes
398
IS-IS Protocol Overview
399
IS-IS Addressing
399
Multi-Topology IS-IS
400
Graceful Restart
401
Enabling IS-IS
404
Changing LSP Attributes
409
Table 16. Metric Styles
410
Configuring the IS-IS Cost
411
Changing the IS-Type
412
Controlling Routing Updates
413
Distribute Routes
413
Applying IPv4 Routes
413
Applying IPv6 Routes
414
Redistributing IPv4 Routes
415
Redistributing IPv6 Routes
416
Setting the Overload Bit
417
Debugging IS-IS
418
IS-IS Metric Styles
419
Configure Metric Values
419
LACP Modes
426
Configuring LACP Commands
426
LACP Configuration Tasks
427
Setting the LACP Long Timeout
428
Shared LAG State Tracking
429
Configure a LAG on ALPHA
432
Port Channels
439
High-Gigabit Port Channel
442
Manage the MAC Address Table
444
MAC Learning Limit
445
NIC Teaming
449
Configure Redundant Pairs
450
Far-End Failure Detection
453
FEFD State Changes
454
Configuring FEFD
455
Enabling FEFD on an Interface
456
Debugging FEFD
457
An RPM Failover
458
802.1AB (LLDP) Overview
459
Optional TLVs
460
Table 22. Optional TLV Types
461
TIA-1057 (LLDP-MED) Overview
462
LLDP-MED Capabilities TLV
464
LLDP-MED Network Policies TLV
465
Configure LLDP
467
LLDP Compatibility
468
Enabling LLDP
469
Advertising TLVs
470
Figure 65. Configuring LLDP
471
Configuring LLDPDU Intervals
473
Configuring a Time to Live
474
Debugging LLDP
475
Relevant Management Objects
476
NLB Unicast Mode Scenario
482
NLB Multicast Mode Scenario
483
Configuring a Switch for NLB
484
Anycast RP
487
Enable MSDP
491
Terminating a Peership
501
Clearing Peer Statistics
501
Debugging MSDP
502
MSDP with Anycast RP
502
Configuring Anycast RP
504
MSDP Sample Configurations
507
Spanning Tree Variations
511
Modifying Global Parameters
515
Configuring an EdgePort
517
MSTP Sample Configurations
518
Multicast Features
525
Multicast Policies
527
Area Types
536
Networks and Neighbors
537
Router Types
537
Backbone Router (BR)
538
Area Border Router (ABR)
538
Internal Router (IR)
539
LSA Throttling
540
OSPF with Dell Networking OS
541
OSPF ACK Packing
545
Assigning a Router ID
547
Assigning an OSPFv2 Area
549
Enable OSPFv2 on Interfaces
549
Configuring Stub Areas
551
Enabling Passive Interfaces
552
Enabling Fast-Convergence
553
Creating Filter Routes
558
Applying Prefix Lists
558
Troubleshooting OSPFv2
559
Basic OSPFv2 Router Topology
561
OSPF Area 0 — Gl 1/1 and 1/2
561
OSPF Area 0 — Gl 3/1 and 3/2
562
OSPF Area 0 — Gl 2/1 and 2/2
562
Enabling IPv6 Unicast Routing
563
Configuring Passive-Interface
565
Configuring a Default Route
566
Displaying Graceful Restart
567
Troubleshooting OSPFv3
576
Policy-based Routing (PBR)
578
Networking OS
580
PBR Exceptions (Permit)
583
Sample Configuration
585
Create the Redirect-List GOLD
586
View Redirect-List GOLD
587
PIM Sparse-Mode (PIM-SM)
588
Refuse Multicast Traffic
589
Send Multicast Traffic
589
Configuring PIM-SM
590
Enable PIM-SM
590
Configuring S,G Expiry Timers
591
Configure PIM-SMM
596
Enabling PIM-SSM
596
Port Monitoring
599
Configuring Port Monitoring
601
Remote Port Mirroring
604
Configuration Notes
605
Restrictions
607
Configuration steps for ERPM
611
Private VLANs (PVLAN)
615
Configuration Task List
617
Creating a Primary VLAN
618
Creating a Community VLAN
619
Creating an Isolated VLAN
620
Enabling PVST+
626
Disabling PVST+
627
PVST+ Sample Configurations
633
Quality of Service (QoS)
635
Port-Based QoS Configurations
637
Classify Traffic
641
Creating a Layer 2 Class Map
642
Create a QoS Policy
644
Creating an Input QoS Policy
645
Creating an Output QoS Policy
645
Create Policy Maps
646
DSCP Color Maps
649
Creating a DSCP Color Map
649
Displaying DSCP Color Maps
650
Creating Output Policy Maps
651
Enabling QoS Rate Adjustment
652
Creating WRED Profiles
654
Marking Packets
660
Enabling RIP Globally
668
Configure RIP on Interfaces
669
Generating a Default Route
672
Summarize Routes
672
Controlling Route Metrics
673
Debugging RIP
673
RIP Configuration Example
674
Core 2 RIP Output
675
RIP Configuration on Core3
676
Core 3 RIP Output
676
RIP Configuration Summary
678
Remote Monitoring (RMON)
680
Setting the rmon Alarm
681
Configuring an RMON Event
682
Security
695
AAA Authentication
697
Enabling AAA Authentication
699
AAA Authorization
700
Resetting a Z9000 Password
705
RADIUS Authentication
706
ACL Configuration Information
707
Auto-Command
707
Privilege Levels
707
Monitoring RADIUS
710
TACACS+ Remote Authentication
712
Enabling SCP and SSH
713
Secure Shell Authentication
718
Troubleshooting SSH
721
Role-Based Access Control
723
Overview of RBAC
724
User Roles
726
Creating a New User Role
727
Role Accounting
733
Displaying User Roles
734
Service Provider Bridging
736
Configure VLAN Stacking
738
Debugging VLAN Stacking
740
VLAN Stacking
741
Enabling Drop Eligibility
744
Layer 2 Protocol Tunneling
748
Setting Rate-Limit BPDUs
751
Provider Backbone Bridging
752
Overview
753
Enabling Extended sFlow
754
Displaying Show sFlow Global
755
Back-Off Mechanism
757
SNMPv3 Compliance With FIPS
761
Set up SNMP
763
Creating a Community
764
Reading Managed Object Values
765
Writing Managed Object Values
766
Copying a Configuration File
773
Manage VLANs using SNMP
777
Managing Overload on Startup
779
Deriving Interface Indices
782
Monitor Port-Channels
783
Storm Control
785
Spanning Tree Protocol (STP)
786
Enabling PortFast
792
Selecting STP Root
795
STP Root Guard
796
Configuring Root Guard
797
STP Loop Guard
799
Configuring Loop Guard
800
System Time and Date
802
Enabling NTP
804
Configuring NTP Broadcasts
805
Disabling NTP on an Interface
805
Setting the Timezone
810
Set Daylight Saving Time
810
Tunneling
813
Interfaces for Tunnels
817
Upgrade Procedures
818
Virtual LANs (VLANs)
819
Port-Based VLANs
820
VLANs and Port Tagging
820
Moving Untagged Interfaces
823
Configuring Native VLANs
825
VLT on Core Switches
828
Enhanced VLT
828
VLT Terminology
829
RSTP and VLT
835
VLT Bandwidth Monitoring
835
VLT and IGMP Snooping
836
VLT IPv6
836
VLT Port Delayed Restoration
836
VLT Routing
838
Configuring VLT Unicast
839
VLT Multicast Routing
839
Non-VLT ARP Sync
840
RSTP Configuration
841
Configuring VLT
842
Configuring a VLT Backup Link
844
VLT Sample Configuration
849
Verifying a VLT Configuration
857
Access Switch)
862
Troubleshooting VLT
863
VLT Proxy Gateway
874
VRRP Overview
880
VRRP Benefits
881
VRRP Implementation
881
VRRP Configuration
882
Assign Virtual IP addresses
884
Disabling Preempt
887
Track an Interface or Object
889
Tracking an Interface
890
VRRP in a VRF Configuration
898
VLAN Scenario
900
192.168.0.254
903
Authentication: (none)
903
Offline Diagnostics
904
TRACE Logs
908
Last Restart Reason
909
Hardware Watchdog Timer
909
Environmental Monitoring
912
Table 59. SNMP Traps and OIDs
913
Buffer Tuning
914
Buffer Tuning Points
915
Decide to Tune Buffers
915
Troubleshooting Packet Loss
918
Displaying Drop Counters
919
Mini Core Dumps
922
Enabling TCP Dumps
922
Standards Compliance
924
RFC and I-D Compliance
925
General IPv4 Protocols
926
General IPv6 Protocols
927
Border Gateway Protocol (BGP)
927
Multicast
930
Network Management
930
MIB Location
937
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