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Americas Headquarters
Cisco Systems, In
c.
170 West Tasman Drive
San Jose, CA 951
34-1706
USA
http://www.ci
sco.com
Tel: 408
526-4000
800 553-NETS (638
7)
Fax: 408
527-0883
Catal
yst 3750-X and 3560-X S
witc
h
S
of
tw
are Conf
iguration Guide
Cisco IOS Release 1
5.0(2)SE and Later
November 20
13
Text Part Number: OL
-25303-03
2
Table of Contents
Default Chapter
4
Table of Contents
4
Related Publications
40
Obtaining Documentation and Submitting a Service Request
41
Software Features
43
Performance Features
46
Management Options
48
Manageability Features
49
Availability and Redundancy Features
51
Security Features
52
Vlan Features
52
Qos and Cos Features
57
Layer 3 Features
58
Monitoring Features
60
Default Settings after Initial Switch Configuration
62
Network Configuration Examples
65
Design Concepts for Using the Switch
65
Where to Go Next
79
Understanding Command Modes
81
Understanding Abbreviated Commands
83
Understanding the Help System
83
Understanding Cli Error Messages
84
Understanding no and Default Forms of Commands
84
Using Configuration Logging
84
Changing the Command History Buffer Size
85
Using Command History
85
Disabling the Command History Feature
86
Enabling and Disabling Editing Features
86
Recalling Commands
86
Using Editing Features
86
Editing Commands through Keystrokes
87
Editing Command Lines that Wrap
88
Searching and Filtering Output of Show and more Commands
89
Accessing the Cli
89
Accessing the Cli through a Console Connection or through Telnet
90
Understanding Cisco Configuration Engine Software
91
Configuration Service
92
Event Service
93
Namespace Mapper
93
What You Should Know about the Cns Ids and Device Hostnames
93
Initial Configuration
95
Understanding Cisco Ios Agents
95
Configuring Cisco Ios Agents
96
Enabling Automated Cns Configuration
96
Synchronized Configuration
96
Enabling the Cns Event Agent
98
Enabling the Cisco Ios Cns Agent
99
Enabling a Partial Configuration
103
Displaying Cns Configuration
104
Understanding the Boot Process
105
Assigning Switch Information
106
Default Switch Information
107
Dhcp Client Request Process
108
Configuring the Dns
112
Configuring the Relay Device
112
Configuring the Dhcp Auto Configuration and Image Update Features
115
Configuring the Client
118
Manually Assigning Ip Information
119
Checking and Saving the Running Configuration
120
Configuring the Nvram Buffer Size
121
Automatically Downloading a Configuration File
122
Default Boot Configuration
122
Modifying the Startup Configuration
122
Booting Manually
123
Specifying the Filename to Read and Write the System Configuration
123
Booting a Specific Software Image
124
Controlling Environment Variables
125
Scheduling a Reload of the Software Image
127
Configuring a Scheduled Reload
128
Displaying Scheduled Reload Information
129
Managing Switch Stacks
133
Understanding Switch Stacks
134
Switch Stack Membership
136
Stack Member Numbers
139
Switch Stack Bridge ID and Router Mac Address
139
Stack Member Priority Values
140
Switch Stack Offline Configuration
140
Hardware Compatibility and Sdm Mismatch Mode in Switch Stacks
143
Switch Stack Software Compatibility Recommendations
143
Stack Protocol Version Compatibility
144
Minor Version Number Incompatibility Among Switches
144
Major Version Number Incompatibility Among Switches
144
Incompatible Software and Stack Member Image Upgrades
147
Switch Stack Configuration Files
148
Switch Stack Management Connectivity
149
Connectivity to Specific Stack Members
150
Switch Stack Configuration Scenarios
151
Upgrade Process
153
Stack Configuration
153
Configuring the Switch Stack
156
Default Switch Stack Configuration
156
Enabling Persistent Mac Address
156
Assigning a Stack Member Number
158
Assigning Stack Member Information
158
Setting the Stack Member Priority Value
158
Accessing the Cli of a Specific Stack Member
162
Displaying Switch Stack Information
162
Manually Disabling a Stack Port
163
Troubleshooting Stacks
163
Identifying Loopback Problems
165
Software Loopback
166
Hardware Loopback
168
Finding a Disconnected Stack Cable
170
Fixing a Bad Connection between Stack Ports
171
Clustering Switches
173
Understanding Switch Clusters
174
Cluster Command Switch Characteristics
175
Standby Cluster Command Switch Characteristics
175
Candidate Switch and Cluster Member Switch Characteristics
176
Planning a Switch Cluster
176
Automatic Discovery of Cluster Candidates and Members
177
Discovery through Routed Ports
180
Discovery of Newly Installed Switches
181
Hsrp and Standby Cluster Command Switches
182
Lre Profiles
188
Using the CLI to Manage Switch Clusters
188
Catalyst 1900 and Catalyst 2820 Cli Considerations
189
Using SNMP to Manage Switch Clusters
189
Managing the System Time and Date
191
Understanding Network Time Protocol
192
Understanding the System Clock
192
Configuring Time and Date Manually
194
Ntp Version 4
194
Configuring a System Name and Prompt
197
Configuring a System Name
198
Default System Name and Prompt Configuration
198
Understanding Dns
198
Default Banner Configuration
200
Creating a Banner
200
Configuring a Login Banner
202
Managing the MAC Address Table
202
Building the Address Table
203
Mac Addresses and Vlans
203
Changing the Address Aging Time
204
Default Mac Address Table Configuration
204
Mac Addresses and Switch Stacks
204
Configuring Mac Address Change Notification Traps
205
Removing Dynamic Address Entries
205
Configuring Mac Address Move Notification Traps
207
Configuring Mac Threshold Notification Traps
208
Adding and Removing Static Address Entries
210
Configuring Unicast Mac Address Filtering
211
Disabling Mac Address Learning on a Vlan
212
Displaying Address Table Entries
213
Managing the ARP Table
214
Understanding the SDM Templates
215
Dual Ipv4 and Ipv6 Sdm Templates
217
Sdm Templates and Switch Stacks
218
Default Sdm Template
219
Sdm Template Configuration Guidelines
219
Configuring the Switch SDM Template
219
Setting the Sdm Template
220
Displaying the SDM Templates
221
Understanding Cisco Stackpower
224
Configuring Cisco Stackpower
228
Preventing Unauthorized Access to Your Switch
233
Default Password and Privilege Level Configuration
234
Protecting Access to Privileged EXEC Commands
234
Protecting Enable and Enable Secret Passwords with Encryption
235
Setting or Changing a Static Enable Password
235
Disabling Password Recovery
237
Setting a Telnet Password for a Terminal Line
238
Configuring Username and Password Pairs
238
Configuring Multiple Privilege Levels
239
Understanding Tacacs
242
Controlling Switch Access with TACACS
242
Configuring Tacacs
244
Controlling Switch Access with RADIUS
249
Understanding Radius
250
Radius Operation
251
Radius Change of Authorization
252
Configuring Radius
258
Configuring Radius Login Authentication
261
Configuring Radius Authorization for User Privileged Access and Network Services
265
Displaying the Radius Configuration
271
Understanding Kerberos
271
Controlling Switch Access with Kerberos
271
Kerberos Operation
273
Configuring Kerberos
274
Configuring the Switch for Local Authentication and Authorization
275
Understanding Ssh
276
Configuring the Switch for Secure Shell
276
Configuring Ssh
277
Displaying the Ssh Configuration and Status
280
Understanding Secure Http Servers and Clients
280
Configuring the Switch for Secure Socket Layer HTTP
280
Certificate Authority Trustpoints
281
Configuring Secure Http Servers and Clients
282
Displaying Secure Http Server and Client Status
286
Configuring the Switch for Secure Copy Protocol
286
Information about Secure Copy
287
Understanding IEEE 802.1X Port-Based Authentication
289
Authentication Initiation and Message Exchange
294
Authentication Manager
295
Ports in Authorized and Unauthorized States
298
X Authentication and Switch Stacks
299
X Host Mode
300
X Multiple Authentication Mode
300
Mac Move
301
Mac Replace
302
X Readiness Check
303
X Authentication with Vlan Assignment
304
X Authentication with Downloadable Acls and Redirect Urls
306
X Authentication with Guest Vlan
309
X Authentication with Restricted Vlan
310
X Authentication with Inaccessible Authentication Bypass
311
X User Distribution
315
X User Distribution Configuration Guidelines
315
Open1X Authentication
319
Multidomain Authentication
319
Flexible Authentication Ordering
319
Common Session ID
323
Configuring 802.1X Authentication
325
X Authentication Configuration Guidelines
327
Configuring the Host Mode
335
Changing the Quiet Period
337
Enabling Mac Replace
340
Enabling Mac Move
340
Configuring a Guest Vlan
348
Configuring a Restricted Vlan
350
Configuring Mac Authentication Bypass
354
Configuring an Authenticator and a Supplicant Switch with Neat
357
Configuring a Downloadable Policy
360
Configuring Flexible Authentication Ordering
362
Configuring Open1X
362
Displaying 802.1X Statistics and Status
364
Understanding Media Access Control Security and Macsec Key Agreement
366
Virtual Ports
367
Configuring MKA and Macsec
370
Understanding Cisco Trustsec Macsec
372
Configuring Cisco Trustsec Macsec
374
Host Detection
382
Understanding Web-Based Authentication
382
Configuring Web-Based Authentication
382
Session Creation
383
Local Web Authentication Banner
384
Web Authentication Customizable Web Pages
386
Configuring the Authentication Rule and Interfaces
390
Configuring Aaa Authentication
391
Configuring the Http Server
393
Customizing the Authentication Proxy Web Pages
393
Displaying Web-Based Authentication Status
397
Configuration Guidelines and Limitations
401
Interface Types
403
Switch Ports
405
Routed Ports
406
Switch Virtual Interfaces
407
Etherchannel Port Groups
408
Gigabit Ethernet Interfaces
409
Power Management Modes
412
Connecting Interfaces
417
Using the Switch USB Ports
418
Using Interface Configuration Mode
422
Procedures for Configuring Interfaces
423
Configuring a Range of Interfaces
424
Configuring and Using Interface Range Macros
426
Using the Ethernet Management Port
428
Supported Features on the Ethernet Management Port
430
Configuring the Ethernet Management Port
431
Tftp and the Ethernet Management Port
431
Default Ethernet Interface Configuration
432
Configuring Ethernet Interfaces
432
Configuring Interface Speed and Duplex Mode
433
Setting the Interface Speed and Duplex Parameters
434
Adding a Description for an Interface
441
Configuring Layer 3 Interfaces
442
Configuring Svi Autostate Exclude
444
Configuring the System MTU
445
Configuring the Power Supplies
448
Configuring the Cisco RPS 2300 in a Mixed Stack
448
Configuring the Cisco Expandable Power System (XPS) 2200
450
Monitoring and Maintaining the Interfaces
453
Monitoring Interface Status
454
Shutting down and Restarting the Interface
455
Clearing and Resetting Interfaces and Counters
455
Configuring Vlans
457
Understanding Vlans
457
Supported Vlans
458
Vlan Port Membership Modes
459
Configuring Normal-Range Vlans
460
Token Ring Vlans
461
Default Ethernet Vlan Configuration
463
Saving Vlan Configuration
463
Creating or Modifying an Ethernet Vlan
464
Deleting a Vlan
465
Configuring Extended-Range Vlans
466
Default Vlan Configuration
467
Displaying Vlans
470
Configuring VLAN Trunks
470
Trunking Overview
471
Default Layer 2 Ethernet Interface Vlan Configuration
473
Configuring an Ethernet Interface as a Trunk Port
473
Interaction with Other Features
474
Configuring Trunk Ports for Load Sharing
478
Understanding Vmps
482
Configuring VMPS
482
Default Vmps Client Configuration
483
Vmps Configuration Guidelines
483
Configuring the Vmps Client
484
Monitoring the Vmps
486
Vmps Configuration Example
487
Understanding VTP
489
Configuring VTP
489
The Vtp Domain
490
Vtp Modes
491
Vtp Advertisements
492
Vtp Version 3
493
Vtp Version 2
493
Vtp Pruning
494
Vtp and Switch Stacks
496
Default Vtp Configuration
497
Vtp Configuration Guidelines
497
Configuring Vtp Mode
499
Enabling the Vtp Version
503
Enabling Vtp Pruning
504
Adding a Vtp Client Switch to a Vtp Domain
505
Monitoring VTP
506
Understanding Voice VLAN
507
Configuring Voice VLAN
507
Cisco Ip Phone Data Traffic
508
Cisco Ip Phone Voice Traffic
508
Default Voice Vlan Configuration
509
Voice Vlan Configuration Guidelines
509
Configuring a Port Connected to a Cisco 7960 Ip Phone
510
Configuring the Priority of Incoming Data Frames
512
Displaying Voice VLAN
513
Understanding Private Vlans
515
Configuring Private Vlans
515
Ip Addressing Scheme with Private Vlans
517
Private Vlans Across Multiple Switches
518
Tasks for Configuring Private Vlans
520
Configuring and Associating Vlans in a Private Vlan
524
Configuration File
526
Mapping Secondary Vlans to a Primary Vlan Layer 3 Vlan Interface
527
Monitoring Private Vlans
529
Understanding IEEE 802.1Q Tunneling
531
Configuring IEEE 802.1Q Tunneling
534
System Mtu
535
Understanding Layer 2 Protocol Tunneling
538
Configuring Layer 2 Protocol Tunneling
541
Default Layer 2 Protocol Tunneling Configuration
542
Layer 2 Protocol Tunneling Configuration Guidelines
543
Configuring Layer 2 Tunneling for Etherchannels
545
Configuring the Customer Switch
547
Monitoring and Maintaining Tunneling Status
549
Configuring Stp
551
Understanding Spanning-Tree Features
551
Stp Overview
552
Forwarding State
557
Learning State
557
Listening State
557
How a Switch or Port Becomes the Root Switch or Root Port
558
Accelerated Aging to Retain Connectivity
559
Spanning Tree and Redundant Connectivity
559
Spanning Tree and Switch Stacks
562
Configuring Spanning-Tree Features
563
Disabling Spanning Tree
566
Configuring the Switch Priority of a Vlan
572
Displaying the Spanning-Tree Status
575
Understanding MSTP
578
Hop Count
581
Boundary Ports
582
Mstp and Switch Stacks
584
Port Roles and the Active Topology
585
Understanding RSTP
585
Rapid Convergence
586
Synchronization of Port Roles
587
Bridge Protocol Data Unit Format and Processing
588
Topology Changes
589
Default Mstp Configuration
590
Configuring MSTP Features
590
Mstp Configuration Guidelines
591
Specifying the Mst Region Configuration and Enabling Mstp
592
Configuring the Switch Priority
598
Configuring the Hello Time
599
Specifying the Link Type to Ensure Rapid Transitions
601
Designating the Neighbor Type
602
Restarting the Protocol Migration Process
602
Displaying the MST Configuration and Status
603
Understanding Optional Spanning-Tree Features
605
Configuring Optional Spanning-Tree Features
605
Understanding Bpdu Guard
606
Understanding Port Fast
606
Understanding Bpdu Filtering
607
Understanding Uplinkfast
607
How Csuf Works
610
Understanding Backbonefast
611
Understanding Etherchannel Guard
614
Understanding Root Guard
614
Understanding Loop Guard
615
Enabling Port Fast
616
Enabling Bpdu Guard
617
Enabling Bpdu Filtering
618
Enabling Uplinkfast for Use with Redundant Links
619
Enabling Backbonefast
620
Enabling Etherchannel Guard
621
Enabling Loop Guard
622
Enabling Root Guard
622
Displaying the Spanning-Tree Status
623
Understanding REP
625
Link Integrity
627
Fast Convergence
628
Vlan Load Balancing
628
Spanning Tree Interaction
630
Rep Ports
630
Configuring REP
630
Default Rep Configuration
631
Rep Configuration Guidelines
631
Configuring the Rep Administrative Vlan
632
Configuring Rep Interfaces
633
Setting Manual Preemption for Vlan Load Balancing
636
Configuring Snmp Traps for Rep
637
Monitoring REP
637
Understanding Flex Links and the MAC Address-Table Move Update
639
Vlan Flex Link Load Balancing and Support
640
Flex Link Multicast Fast Convergence
641
Leaking Igmp Reports
642
Configuring Flex Links and MAC Address-Table Move Update
645
Configuring Vlan Load Balancing on Flex Links
648
Monitoring Flex Links and the MAC Address-Table Move Update
652
Understanding DHCP Features
653
Dhcp Relay Agent
654
Dhcp Server
654
Dhcp Snooping
654
Cisco Ios Dhcp Server Database
658
Dhcp Snooping Binding Database
658
Dhcp Snooping and Switch Stacks
659
Default Dhcp Configuration
660
Configuring DHCP Features
660
Dhcp Snooping Configuration Guidelines
661
Configuring the Dhcp Server
662
Dhcp Server and Switch Stacks
662
Configuring the Dhcp Relay Agent
663
Specifying the Packet Forwarding Address
663
Enabling Dhcp Snooping and Option 82
664
Enabling Dhcp Snooping on Private Vlans
666
Enabling the Cisco Ios Dhcp Server Database
666
Enabling the Dhcp Snooping Binding Database Agent
667
Displaying DHCP Snooping Information
668
Understanding IP Source Guard
668
Ip Source Guard for Static Hosts
669
Source Ip Address Filtering
669
Source Ip and Mac Address Filtering
669
Default Ip Source Guard Configuration
670
Ip Source Guard Configuration Guidelines
670
Configuring IP Source Guard
670
Enabling Ip Source Guard
671
Configuring Ip Source Guard for Static Hosts
672
Configuring Ip Source Guard for Static Hosts on a Private Vlan Host Port
676
Displaying IP Source Guard Information
678
Understanding DHCP Server Port-Based Address Allocation
678
Configuring DHCP Server Port-Based Address Allocation
679
Displaying DHCP Server Port-Based Address Allocation
681
Understanding Dynamic ARP Inspection
683
Configuring Dynamic ARP Inspection
683
Interface Trust States and Network Security
685
Rate Limiting of Arp Packets
686
Relative Priority of Arp Acls and Dhcp Snooping Entries
686
Default Dynamic Arp Inspection Configuration
687
Logging of Dropped Packets
687
Dynamic Arp Inspection Configuration Guidelines
688
Configuring Dynamic Arp Inspection in Dhcp Environments
689
Limiting the Rate of Incoming Arp Packets
692
Performing Validation Checks
694
Configuring the Log Buffer
695
Displaying Dynamic ARP Inspection Information
696
Understanding IGMP Snooping
700
Igmp Versions
701
Joining a Multicast Group
701
Leaving a Multicast Group
703
Igmp Report Suppression
704
Immediate Leave
704
Default Igmp Snooping Configuration
705
Igmp Snooping and Switch Stacks
705
Configuring IGMP Snooping
705
Enabling or Disabling Igmp Snooping
706
Setting the Snooping Method
706
Configuring a Host Statically to Join a Group
708
Configuring the Igmp Leave Timer
709
Enabling Igmp Immediate Leave
709
Configuring the Igmp Snooping Querier
712
Disabling Igmp Report Suppression
713
Displaying IGMP Snooping Information
714
Understanding Multicast VLAN Registration
715
Using Mvr in a Multicast Television Application
716
Default Mvr Configuration
718
Mvr Configuration Guidelines and Limitations
718
Configuring MVR
718
Configuring Mvr Global Parameters
719
Configuring Mvr Interfaces
720
Displaying MVR Information
721
Default Igmp Filtering and Throttling Configuration
722
Configuring IGMP Filtering and Throttling
722
Configuring Igmp Profiles
723
Applying Igmp Profiles
724
Configuring the Igmp Throttling Action
725
Setting the Maximum Number of Igmp Groups
725
Displaying IGMP Filtering and Throttling Configuration
727
Understanding MLD Snooping
729
Configuring Ipv6 MLD Snooping
729
Mld Messages
731
Mld Queries
731
Multicast Client Aging Robustness
731
Mld Reports
732
Multicast Router Discovery
732
Mld Snooping in Switch Stacks
733
Topology Change Notification Processing
733
Default Mld Snooping Configuration
734
Mld Snooping Configuration Guidelines
734
Enabling or Disabling Mld Snooping
735
Configuring a Static Multicast Group
736
Enabling Mld Immediate Leave
737
Configuring Mld Snooping Queries
738
Disabling Mld Listener Message Suppression
739
Displaying MLD Snooping Information
740
Understanding CDP
741
Configuring CDP
741
Default Cdp Configuration
742
Cdp and Switch Stacks
742
Configuring the Cdp Characteristics
742
Disabling and Enabling Cdp
743
Disabling and Enabling Cdp on an Interface
744
Monitoring and Maintaining CDP
745
Configuring Storm Control
747
Understanding Storm Control
747
Configuring Storm Control and Threshold Levels
749
Default Storm Control Configuration
749
Default Protected Port Configuration
752
Configuring Protected Ports
752
Configuring a Protected Port
753
Protected Port Configuration Guidelines
753
Configuring Port Blocking
753
Default Port Blocking Configuration
754
Blocking Flooded Traffic on an Interface
754
Configuring Port Security
754
Understanding Port Security
755
Security Violations
756
Default Port Security Configuration
757
Port Security Configuration Guidelines
757
Enabling and Configuring Port Security
759
Enabling and Configuring Port Security Aging
763
Port Security and Private Vlans
764
Port Security and Switch Stacks
764
Configuring Protocol Storm Protection
765
Default Protocol Storm Protection Configuration
766
Enabling Protocol Storm Protection
766
Displaying Port-Based Traffic Control Settings
767
Understanding LLDP, LLDP-MED, and Wired Location Service
769
Configuring LLDP, LLDP-MED, and Wired Location Service
769
Wired Location Service
771
Default Lldp Configuration
773
Configuring Lldp Characteristics
774
Enabling Lldp
774
Configuring Location Tlv and Wired Location Service
778
Monitoring and Maintaining LLDP, LLDP-MED, and Wired Location Service
779
Understanding UDLD
781
Configuring UDLD
781
Methods to Detect Unidirectional Links
782
Default Udld Configuration
784
Enabling Udld Globally
785
Enabling Udld on an Interface
786
Resetting an Interface Disabled by Udld
786
Displaying UDLD Status
787
Understanding SPAN and RSPAN
789
Local Span
790
Remote Span
791
Span and Rspan Concepts and Terminology
792
Span Sessions
792
Monitored Traffic
794
Destination Port
796
Span and Rspan Interaction with Other Features
797
Span and Rspan and Switch Stacks
798
Understanding Flow-Based SPAN
799
Configuring Local Span
800
Default Span and Rspan Configuration
800
Configuring SPAN and RSPAN
800
Configuring Rspan
805
Rspan Configuration Guidelines
805
Creating an Rspan Source Session
807
Creating an Rspan Destination Session
809
Creating an Rspan Destination Session and Configuring Incoming Traffic
810
Configuring FSPAN and FRSPAN
812
Configuring an Fspan Session
813
Configuring an Frspan Session
814
Displaying SPAN, RSPAN. FSPAN, and FRSPAN Status
816
Understanding RMON
817
Configuring RMON
817
Configuring Rmon Alarms and Events
819
Default Rmon Configuration
819
Collecting Group Ethernet Statistics on an Interface
821
Collecting Group History Statistics on an Interface
821
Displaying RMON Status
822
Understanding System Message Logging
823
System Log Message Format
824
Configuring System Message Logging
824
Default System Message Logging Configuration
826
Disabling Message Logging
826
Setting the Message Display Destination Device
827
Synchronizing Log Messages
828
Enabling and Disabling Sequence Numbers in Log Messages
830
Enabling and Disabling Time Stamps on Log Messages
830
Defining the Message Severity Level
831
Limiting Syslog Messages Sent to the History Table and to Snmp
832
Configuring Unix Syslog Servers
834
Logging Messages to a Unix Syslog Daemon
834
Configuring the Unix System Logging Facility
835
Configuring Smart Logging
836
Displaying the Logging Configuration
839
Understanding SNMP
841
Configuring SNMP
841
Snmp Versions
842
Snmp Manager Functions
843
Snmp Agent Functions
844
Using Snmp to Access Mib Variables
844
Snmp Ifindex Mib Object Values
845
Snmp Notifications
845
Default Snmp Configuration
846
Disabling the Snmp Agent
847
Snmp Configuration Guidelines
847
Configuring Community Strings
848
Configuring Snmp Groups and Users
849
Configuring Snmp Notifications
852
Setting the Agent Contact and Location Information
856
Setting the Cpu Threshold Notification Types and Values
856
Limiting Tftp Servers Used through Snmp
857
Snmp Examples
857
Displaying SNMP Status
859
Understanding Embedded Event Manager
861
Configuring Embedded Event Manager
861
Event Detectors
863
Embedded Event Manager Actions
864
Embedded Event Manager Policies
864
Embedded Event Manager Environment Variables
865
Registering and Defining an Embedded Event Manager Applet
866
Registering and Defining an Embedded Event Manager Tcl Script
867
Displaying Embedded Event Manager Information
868
Supported Acls
870
Understanding Acls
870
Handling Fragmented and Unfragmented Traffic
874
Acls and Switch Stacks
875
Configuring Ipv4 Acls
875
Creating Standard and Extended Ipv4 Acls
876
Access List Numbers
877
Including Comments in Acls
888
Applying an Ipv4 Acl to a Terminal Line
888
Applying an Ipv4 Acl to an Interface
889
Hardware and Software Treatment of Ip Acls
891
Troubleshooting Acls
891
Ipv4 Acl Configuration Examples
892
Extended Acls
894
Numbered Acls
894
Named Acls
895
Time Range Applied to an Ip Acl
895
Acl Logging
896
Commented Ip Acl Entries
896
Creating Named MAC Extended Acls
897
Applying a Mac Acl to a Layer 2 Interface
899
Configuring VLAN Maps
900
Vlan Map Configuration Guidelines
901
Creating a Vlan Map
902
Applying a Vlan Map to a Vlan
904
Using Vlan Maps in Your Network
904
Wiring Closet Configuration
905
Configuring Vacl Logging
907
Vlan Maps and Router Acl Configuration Guidelines
908
Using VLAN Maps with Router Acls
908
Examples of Router Acls and Vlan Maps Applied to Vlans
909
Acls and Multicast Packets
911
Displaying Ipv4 ACL Configuration
912
Configuring Qos
915
Understanding Qos
916
Basic Qos Model
918
Policing and Marking
923
Policing on Svis
925
Mapping Tables
927
Queueing and Scheduling Overview
928
Weighted Tail Drop
929
Packet Modification
936
Configuring Auto-Qos
937
Voip Device Specifics
938
Troubleshooting Auto Qos Commands
949
Displaying Auto-Qos Information
950
Configuring Standard Qos
950
Default Ingress Queue Configuration
951
Default Standard Qos Configuration
951
Default Egress Queue Configuration
952
Standard Qos Configuration Guidelines
953
Policing Guidelines
955
Enabling Qos Globally
956
Configuring Classification Using Port Trust States
957
Configuring a Qos Policy
963
Configuring Dscp Maps
987
Configuring Ingress Queue Characteristics
993
Allocating Bandwidth between the Ingress Queues
995
Allocating Buffer Space between the Ingress Queues
995
Configuring Egress Queue Characteristics
997
Displaying Standard Qos Information
1005
Supported Acl Features
1008
Understanding Ipv6 Acls
1008
Ipv6 Acl Limitations
1009
Ipv6 Acls and Switch Stacks
1009
Default Ipv6 Acl Configuration
1010
Interaction with Other Features and Switches
1010
Configuring Ipv6 Acls
1010
Creating Ipv6 Acls
1011
Applying an Ipv6 Acl to an Interface
1013
Displaying Ipv6 Acls
1014
Understanding Etherchannels
1015
Etherchannel Overview
1016
Port Aggregation Protocol
1019
Link Aggregation Control Protocol
1021
Etherchannel on Mode
1022
Etherchannel and Switch Stacks
1024
Default Etherchannel Configuration
1025
Configuring Etherchannels
1025
Etherchannel Configuration Guidelines
1026
Configuring Layer 2 Etherchannels
1027
Configuring Layer 3 Etherchannels
1029
Configuring the Physical Interfaces
1030
Configuring the Pagp Learn Method and Priority
1033
Displaying Etherchannel, Pagp, and LACP Status
1036
Understanding Link-State Tracking
1037
Configuring Link-State Tracking
1039
Understanding Telepresence E911 IP Phone Support
1043
Configuring Telepresence E911 IP Phone Support
1043
Configuring Ip Unicast Routing
1047
Understanding IP Routing
1048
Ip Routing and Switch Stacks
1049
Types of Routing
1049
Steps for Configuring Routing
1051
Default Addressing Configuration
1052
Configuring IP Addressing
1052
Assigning Ip Addresses to Network Interfaces
1053
Classless Routing
1054
Configuring Address Resolution Methods
1056
Set Arp Encapsulation
1057
Routing Assistance When Ip Routing Is Disabled
1058
Default Gateway
1059
Configuring Broadcast Packet Handling
1061
Monitoring and Maintaining Ip Addressing
1065
Enabling IP Unicast Routing
1066
Configuring RIP
1066
Default Rip Configuration
1067
Configuring Basic Rip Parameters
1068
Configuring Rip Authentication
1069
Configuring Summary Addresses and Split Horizon
1070
Configuring Split Horizon
1071
Configuring OSPF
1073
Default Ospf Configuration
1074
Ospf Nonstop Forwarding
1075
Configuring Basic Ospf Parameters
1077
Configuring Ospf Interfaces
1078
Configuring Ospf Area Parameters
1079
Configuring Other Ospf Parameters
1080
Changing Lsa Group Pacing
1082
Configuring a Loopback Interface
1082
Monitoring Ospf
1083
Configuring EIGRP
1083
Default Eigrp Configuration
1085
Configuring Basic Eigrp Parameters
1087
Configuring Eigrp Interfaces
1088
Configuring Eigrp Route Authentication
1089
Eigrp Stub Routing
1090
Monitoring and Maintaining Eigrp
1091
Configuring BGP
1091
Default Bgp Configuration
1093
Nonstop Forwarding Awareness
1095
Enabling Bgp Routing
1096
Managing Routing Policy Changes
1098
Configuring Bgp Decision Attributes
1100
Configuring Bgp Filtering by Neighbor
1102
Configuring Bgp Filtering with Route Maps
1102
Configuring Prefix Lists for Bgp Filtering
1104
Configuring Bgp Community Filtering
1105
Configuring Bgp Neighbors and Peer Groups
1106
Configuring Aggregate Addresses
1108
Configuring Bgp Route Reflectors
1109
Configuring Routing Domain Confederations
1109
Configuring Route Dampening
1110
Monitoring and Maintaining Bgp
1111
Configuring ISO CLNS Routing
1112
Configuring Multi-VRF CE
1122
Configuring Vrfs
1126
User Interface for Traceroute
1130
Configuring a Vpn Routing Session
1131
Configuring Multicast Vrfs
1131
Configuring Bgp Pe to Ce Routing Sessions
1132
Configuring Distributed Cisco Express Forwarding
1137
Configuring Unicast Reverse Path Forwarding
1137
Configuring Protocol-Independent Features
1137
Configuring Static Unicast Routes
1140
Specifying Default Routes and Networks
1141
Using Route Maps to Redistribute Routing Information
1142
Pbr Configuration Guidelines
1146
Enabling Pbr
1147
Filtering Routing Information
1149
Managing Authentication Keys
1151
Monitoring and Maintaining the IP Network
1152
Understanding Ipv6
1155
Ipv6 Addresses
1156
Supported Ipv6 Unicast Routing Features
1156
Neighbor Discovery
1158
Ipv6 and Switch Stacks
1169
Default Ipv6 Configuration
1170
Configuring Ipv6
1170
Configuring Default Router Preference
1178
Configuring Ipv4 and Ipv6 Protocol Stacks
1179
Configuring Dhcp for Ipv6 Address Assignment
1180
Enabling Dhcpv6 Client Function
1183
Configuring Cef and Dcef for Ipv6
1184
Configuring Ipv6 Icmp Rate Limiting
1184
Configuring Rip for Ipv6
1186
Configuring Ospf for Ipv6
1187
Configuring Eigrp for Ipv6
1190
Configuring Hsrp for Ipv6
1190
Displaying Ipv6
1193
Understanding HSRP
1195
Hsrp Versions
1197
Multiple Hsrp
1198
Default Hsrp Configuration
1199
Hsrp and Switch Stacks
1199
Configuring HSRP
1199
Enabling Hsrp
1200
Hsrp Configuration Guidelines
1200
Configuring Hsrp Priority
1202
Configuring Hsrp Authentication and Timers
1204
Configuring Mhsrp
1204
Configuring Hsrp Groups and Clustering
1206
Enabling Hsrp Support for Icmp Redirect Messages
1206
Configuring VRRP
1207
Vrrp Limitations
1207
Displaying HSRP Configurations
1207
Understanding Cisco IOS IP Slas
1210
Using Cisco Ios Ip Slas to Measure Network Performance
1211
Ip Slas Responder and Ip Slas Control Protocol
1212
Response Time Computation for Ip Slas
1212
Ip Slas Operation Scheduling
1213
Ip Slas Operation Threshold Monitoring
1213
Configuring IP Slas Operations
1214
Configuring the Ip Slas Responder
1215
Analyzing Ip Service Levels by Using the Udp Jitter Operation
1216
Analyzing Ip Service Levels by Using the Icmp Echo Operation
1219
Monitoring IP Slas Operations
1221
Understanding Flexible Netflow
1223
Configuring Flexible Netflow
1223
Understanding Enhanced Object Tracking
1233
Configuring Enhanced Object Tracking Features
1234
Configuring a Tracked List
1235
Configuring Hsrp Object Tracking
1239
Configuring Ip Slas Object Tracking
1240
Configuring Other Tracking Characteristics
1240
Monitoring Enhanced Object Tracking
1244
Wccp Message Exchange
1248
Understanding WCCP
1248
Wccp Negotiation
1249
Md5 Security
1249
Packet Redirection and Service Groups
1249
Wccp and Switch Stacks
1250
Default Wccp Configuration
1251
Unsupported Wccp Features
1251
Wccp Configuration Guidelines
1251
Configuring WCCP
1251
Enabling the Cache Service
1252
Monitoring and Maintaining WCCP
1256
Understanding Cisco's Implementation of IP Multicast Routing
1258
Igmp Version 1
1259
Igmp Version 2
1259
Understanding Igmp
1259
Pim Modes
1260
Understanding Pim
1260
Igmp Helper
1262
Multicast Forwarding and Reverse Path Check
1264
Understanding Cgmp
1265
Understanding Dvmrp
1265
Multicast Routing and Switch Stacks
1266
Configuring IP Multicast Routing
1266
Default Multicast Routing Configuration
1267
Multicast Routing Configuration Guidelines
1267
Configuring Basic Multicast Routing
1268
Configuring Source Specific Multicast Mapping
1273
Monitoring Ssm
1273
Ssm Mapping Overview
1274
Configuring Pim Stub Routing
1278
Monitoring Ssm Mapping
1278
Enabling Pim Stub Routing
1279
Configuring a Rendezvous Point
1280
Configuring Pimv2 Bsr
1286
Monitoring the Rp Mapping Information
1291
Troubleshooting Pimv1 and Pimv2 Interoperability Problems
1291
Understanding Pim Shared Tree and Source Tree
1291
Configuring Advanced PIM Features
1291
Configuring Optional IGMP Features
1294
Configuring the Switch as a Member of a Group
1295
Default Igmp Configuration
1295
Controlling Access to Ip Multicast Groups
1296
Changing the Igmp Version
1297
Changing the Igmp Query Timeout for Igmpv2
1298
Changing the Maximum Query Response Time for Igmpv2
1299
Configuring the Switch as a Statically Connected Member
1300
Configuring Optional Multicast Routing Features
1300
Enabling Cgmp Server Support
1301
Configuring Sdr Listener Support
1302
Configuring an Ip Multicast Boundary
1303
Configuring Basic DVMRP Interoperability Features
1305
Configuring a Dvmrp Tunnel
1307
Enabling Dvmrp Unicast Routing
1310
Responding to Mrinfo Requests
1310
Configuring Advanced DVMRP Interoperability Features
1310
Rejecting a Dvmrp Nonpruning Neighbor
1311
Controlling Route Exchanges
1314
Displaying System and Network Statistics
1319
Monitoring and Maintaining IP Multicast Routing
1319
Monitoring Ip Multicast Routing
1320
Information about Implementing Ipv6 Multicast
1321
Implementing Ipv6 Multicast
1321
Enabling Ipv6 Multicast Routing
1333
Configuring Pim
1339
Configuring a Bsr
1344
Understanding MSDP
1351
Configuring MSDP
1351
Msdp Operation
1352
Msdp Benefits
1353
Configuring a Default Msdp Peer
1354
Default Msdp Configuration
1354
Controlling Source Information that Your Switch Originates
1358
Requesting Source Information from an Msdp Peer
1358
Redistributing Sources
1359
Controlling Source Information that Your Switch Forwards
1362
Controlling Source Information that Your Switch Receives
1364
Configuring an Msdp Mesh Group
1366
Shutting down an Msdp Peer
1366
Configuring an Originating Address Other than the Rp Address
1368
Monitoring and Maintaining MSDP
1369
Understanding Fallback Bridging
1371
Configuring Fallback Bridging
1371
Default Fallback Bridging Configuration
1373
Fallback Bridging and Switch Stacks
1373
Fallback Bridging Configuration Guidelines
1374
Creating a Bridge Group
1374
Adjusting Bpdu Intervals
1377
Monitoring and Maintaining Fallback Bridging
1380
Troubleshooting
1381
Recovering from a Software Failure
1382
Recovering from a Lost or Forgotten Password
1383
Procedure with Password Recovery Enabled
1385
Procedure with Password Recovery Disabled
1386
Preventing Switch Stack Problems
1388
Replacing a Failed Command Switch with a Cluster Member
1389
Recovering from a Command Switch Failure
1389
Replacing a Failed Command Switch with Another Switch
1391
Recovering from Lost Cluster Member Connectivity
1392
Troubleshooting Power over Ethernet Switch Ports
1393
Preventing Autonegotiation Mismatches
1393
SFP Module Security and Identification
1394
Monitoring SFP Module Status
1394
Executing Ping
1395
Understanding Ping
1395
Monitoring Temperature
1395
Using Ping
1395
Understanding Layer 2 Traceroute
1396
Using Layer 2 Traceroute
1396
Displaying the Physical Path
1397
Usage Guidelines
1397
Executing Ip Traceroute
1398
Understanding Ip Traceroute
1398
Using IP Traceroute
1398
Understanding Tdr
1399
Using TDR
1399
Running Tdr and Displaying the Results
1400
Using Debug Commands
1400
Enabling Debugging on a Specific Feature
1401
Redirecting Debug and Error Message Output
1402
Using the Show Platform Forward Command
1402
Using the Crashinfo Files
1404
Basic Crashinfo Files
1405
Extended Crashinfo Files
1405
Using Memory Consistency Check Routines
1406
Using On-Board Failure Logging
1406
Configuring Obfl
1407
Understanding Obfl
1407
Displaying Obfl Information
1408
Troubleshooting Cpu Utilization
1409
Troubleshooting Tables
1409
Understanding Online Diagnostics
1417
Configuring Online Diagnostics
1417
Scheduling Online Diagnostics
1418
Running Online Diagnostic Tests
1420
Displaying Online Diagnostic Tests and Test Results
1421
Starting Online Diagnostic Tests
1421
Working with the Flash File System
1423
Displaying Available File Systems
1424
Displaying Information about Files on a File System
1425
Setting the Default File System
1425
Changing Directories and Displaying the Working Directory
1426
Copying Files
1427
Creating and Removing Directories
1427
Deleting Files
1428
Working with Configuration Files
1431
Guidelines for Creating and Using Configuration Files
1432
Configuration File Types and Location
1432
Copying Configuration Files by Using Tftp
1433
Creating a Configuration File by Using a Text Editor
1433
Copying Configuration Files by Using Ftp
1435
Copying Configuration Files by Using Rcp
1439
Uploading a Configuration File by Using Rcp
1441
Clearing Configuration Information
1442
Clearing the Startup Configuration File
1442
Deleting a Stored Configuration File
1442
Replacing and Rolling Back Configurations
1442
Working with Software Images
1447
Image Location on the Switch
1448
Copying Image Files by Using Tftp
1449
Copying Image Files by Using Ftp
1453
Copying Image Files by Using Rcp
1457
Copying an Image File from One Stack Member to Another
1461
Access Control Lists
1465
Archive Commands
1466
ARP Commands
1466
Boot Loader Commands
1466
Unsupported Commands in Applet Configuration Mode
1467
Debug Commands
1467
Embedded Event Manager
1467
Embedded Syslog Manager
1468
Fallback Bridging
1468
Hsrp
1470
IGMP Snooping Commands
1470
Interface Commands
1470
IP Multicast Routing
1472
IP Unicast Routing
1473
Unsupported Privileged Exec or User Exec Commands
1473
Unsupported Bgp Router Configuration Commands
1474
Unsupported Vpn Configuration Commands
1474
Unsupported Route Map Commands
1474
MAC Address Commands
1475
Miscellaneous
1475
Msdp
1476
Multicast
1477
Netflow Commands
1477
Network Address Translation (NAT) Commands
1477
Qos
1478
Radius
1478
Snmp
1478
Unsupported Global Configuration Command
1478
Spanning Tree
1479
Vlan
1479
Vtp
1479
Unsupported Interface Configuration Command
1479
Unsupported Privileged Exec Command
1479
4
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Cisco Catalyst 3560-X Specifications
General
Brand
Cisco
Model
Catalyst 3560-X
Category
Network Router
Language
English
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