Cisco Catalyst3560-E Manuals

Manuals and User Guides for Cisco Catalyst3560-E. We have 1 Cisco Catalyst3560-E manual available for free PDF download: Software Configuration Manual

Cisco Catalyst3560-E Software Configuration Manual (1414 pages)

Brand: Cisco | Category: Switch | Size: 41.58 MB

Table of Contents
7
Related Publications
50
Obtaining Documentation and Submitting a Service Request
51
Deployment Features
54
Performance Features
56
Management Options
57
Manageability Features
58
Availability and Redundancy Features
60
Security Features
61
Vlan Features
61
Qos and Cos Features
64
Layer 3 Features
66
Monitoring Features
67
Power over Ethernet Features
67
Default Settings after Initial Switch Configuration
68
Design Concepts for Using the Switch
71
Network Configuration Examples
71
Where to Go Next
85
Understanding Command Modes
87
Understanding Abbreviated Commands
89
Understanding the Help System
89
Understanding Cli Error Messages
90
Understanding no and Default Forms of Commands
90
Using Configuration Logging
90
Changing the Command History Buffer Size
91
Using Command History
91
Disabling the Command History Feature
92
Enabling and Disabling Editing Features
92
Recalling Commands
92
Using Editing Features
92
Editing Commands through Keystrokes
93
Editing Command Lines that Wrap
94
Accessing the Cli
95
Searching and Filtering Output of Show and more Commands
95
Accessing the Cli through a Console Connection or through Telnet
96
Understanding the Boot Process
97
Assigning Switch Information
98
Default Switch Information
99
Dhcp Client Request Process
100
Configuring the Dns
104
Configuring the Relay Device
104
Configuring the Dhcp Auto Configuration and Image Update Features
107
Configuring the Client
110
Manually Assigning Ip Information
111
Checking and Saving the Running Configuration
112
Automatically Downloading a Configuration File
114
Default Boot Configuration
114
Modifying the Startup Configuration
114
Booting Manually
115
Specifying the Filename to Read and Write the System Configuration
115
Booting a Specific Software Image
116
Controlling Environment Variables
117
Configuring a Scheduled Reload
120
Scheduling a Reload of the Software Image
120
Displaying Scheduled Reload Information
121
Understanding Cisco Configuration Engine Software
123
Configuration Service
124
Event Service
125
Namespace Mapper
125
What You Should Know about the Cns Ids and Device Hostnames
125
Initial Configuration
127
Understanding Cisco Ios Agents
127
Configuring Cisco Ios Agents
128
Enabling Automated Cns Configuration
128
Synchronized Configuration
128
Enabling the Cns Event Agent
130
Enabling the Cisco Ios Cns Agent
131
Enabling a Partial Configuration
135
Displaying Cns Configuration
136
Managing Switch Stacks
137
Understanding Switch Stacks
137
Switch Stack Membership
139
Stack Member Numbers
143
Switch Stack Bridge ID and Router Mac Address
143
Stack Member Priority Values
144
Switch Stack Offline Configuration
144
Hardware Compatibility and Sdm Mismatch Mode in Switch Stacks
146
Major Version Number Incompatibility Among Switches
147
Minor Version Number Incompatibility Among Switches
147
Stack Protocol Version Compatibility
147
Switch Stack Software Compatibility Recommendations
147
Incompatible Software and Stack Member Image Upgrades
151
Switch Stack Configuration Files
151
Switch Stack Management Connectivity
152
Switch Stack Configuration Scenarios
154
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
Accessing the Cli of a Specific Stack Member
161
Displaying Switch Stack Information
161
Troubleshooting Stacks
161
Manually Disabling a Stack Port
162
Identifying Loopback Problems
164
Software Loopback
164
Hardware Loopback Example: LINK OK Event
166
Hardware Loop Example: LINK NOT OK Event
167
Finding a Disconnected Stack Cable
168
Fixing a Bad Connection between Stack Ports
169
CHAPTER 6 Clustering Switches

171
- Understanding Switch Clusters
  172
- Planning a Switch Cluster
  174
  - Automatic Discovery of Cluster Candidates and Members
    174
  - HSRP and Standby Cluster Command Switches
    174
    
    Discovery through Routed Ports
    178
    
    Discovery of Newly Installed Switches
    179
    
    Other Considerations for Cluster Standby Groups
    181
    
    Virtual IP Addresses
    181
    
    Automatic Recovery of Cluster Configuration
    182
  - IP Addresses
    183
  - Hostnames
    183
  - SNMP Community Strings
    184
  - Switch Clusters and Switch Stacks
    184
  - TACACS+ and RADIUS
    186
  - LRE Profiles
    186
- Using the CLI to Manage Switch Clusters
  186
  - Catalyst 1900 and Catalyst 2820 CLI Considerations
    187
- Using SNMP to Manage Switch Clusters
  187
- Administering the Switch
  189
Chapter 7 Administering the Switch

190
- Managing the System Time and Date
  190
  - Understanding the System Clock
    190
  - Understanding Network Time Protocol
    190
  - Configuring NTP
    192
    
    Default NTP Configuration
    192
    
    Configuring Ntp Associations
    193
    
    Configuring Ntp Access Restrictions
    196
    
    Configuring Time and Date Manually
    199
    
    Displaying the Ntp Configuration
    199
    
    Configuring a System Name and Prompt
    202
    
    Configuring a System Name
    203
    
    Default System Name and Prompt Configuration
    203
    
    Understanding Dns
    203
    
    Creating a Banner
    205
    
    Default Banner Configuration
    205
    
    Configuring a Login Banner
    207
    
    Managing the Mac Address Table
    207
    
    Building the Address Table
    208
    
    Mac Addresses and Vlans
    208
    
    Changing the Address Aging Time
    209
    
    Default Mac Address Table Configuration
    209
    
    Mac Addresses and Switch Stacks
    209
    
    Configuring Mac Address Change Notification Traps
    210
    
    Removing Dynamic Address Entries
    210
    
    Configuring Mac Address Move Notification Traps
    212
    
    Configuring Mac Threshold Notification Traps
    213
    
    Adding and Removing Static Address Entries
    215
    
    Configuring Unicast Mac Address Filtering
    216
    
    Disabling Mac Address Learning on a Vlan
    217
    
    Displaying Address Table Entries
    218
    
    Managing the Arp Table
    219
    
    Understanding the Sdm Templates
    221
    
    Dual Ipv4 and Ipv6 Sdm Templates
    222
    
    Sdm Templates and Switch Stacks
    223
    
    Configuring the Switch Sdm Template
    224
    
    Default Sdm Template
    224
    
    Sdm Template Configuration Guidelines
    224
    
    Setting the Sdm Template
    225
    
    Displaying the Sdm Templates
    226
    
    Preventing Unauthorized Access to Your Switch
    229
    
    Default Password and Privilege Level Configuration
    230
    
    Protecting Access to Privileged Exec Commands
    230
    
    Protecting Enable and Enable Secret Passwords with Encryption
    231
    
    Setting or Changing a Static Enable Password
    231
    
    Disabling Password Recovery
    233
    
    Configuring Username and Password Pairs
    234
    
    Setting a Telnet Password for a Terminal Line
    234
    
    Configuring Multiple Privilege Levels
    235
    
    Controlling Switch Access with Tacacs
    238
    
    Understanding Tacacs
    238
    
    Configuring Tacacs
    240
    
    Controlling Switch Access with Radius
    245
    
    Understanding Radius
    246
    
    Radius Change of Authorization
    247
    
    Radius Operation
    247
    
    Coa Request Commands
    248
    
    Stacking Guidelines for Session Termination
    253
    
    Configuring Radius
    254
    
    Default RADIUS Configuration
    255
    
    Identifying the RADIUS Server Host
    255
    
    Configuring RADIUS Login Authentication
    257
    
    Defining AAA Server Groups
    259
    
    Configuring RADIUS Authorization for User Privileged Access and Network Services
    261
    
    Establishing a Session with a Router if the AAA Server Is Unreachable
    262
    
    Starting RADIUS Accounting
    262
    
    Configuring Settings for All RADIUS Servers
    263
    
    Configuring the Switch to Use Vendor-Specific RADIUS Attributes
    263
    
    Configuring the Switch for Vendor-Proprietary RADIUS Server Communication
    265
    
    Configuring Coa on the Switch
    266
    
    Configuring RADIUS Server Load Balancing
    267
    
    Controlling Switch Access with Kerberos
    267
    
    Displaying the RADIUS Configuration
    267
    
    Monitoring and Troubleshooting Coa Functionality
    267
    
    Understanding Kerberos
    268
    
    Authenticating to a Boundary Switch
    270
    
    Authenticating to Network Services
    270
    
    Kerberos Operation
    270
    
    Obtaining a TGT from a KDC
    270
    
    Configuring Kerberos
    271
    
    Configuring the Switch for Local Authentication and Authorization
    271
    
    Configuring the Switch for Secure Shell
    273
    
    Understanding SSH
    273
    
    Configuration Guidelines
    274
    
    Configuring SSH
    274
    
    Setting up the Switch to Run SSH
    274
    
    Configuring the SSH Server
    275
    
    Displaying the SSH Configuration and Status
    276
    
    Certificate Authority Trustpoints
    277
    
    Configuring the Switch for Secure Socket Layer HTTP
    277
    
    Understanding Secure HTTP Servers and Clients
    277
    
    Ciphersuites
    279
    
    Configuring Secure HTTP Servers and Clients
    279
    
    Configuring the Secure Http Server
    281
    
    Configuring the Secure Http Client
    282
    
    Configuring the Switch for Secure Copy Protocol
    283
    
    Displaying Secure Http Server and Client Status
    283
    
    Information about Secure Copy
    284
    
    Authentication Initiation and Message Exchange
    290
    
    Authentication Manager
    292
    
    Ports in Authorized and Unauthorized States
    295
    
    X Authentication and Switch Stacks
    295
    
    X Host Mode
    296
    
    Mac Move
    297
    
    X Multiple Authentication Mode
    297
    
    X Authentication with Vlan Assignment
    300
    
    X Readiness Check
    300
    
    X Authentication with Downloadable Acls and Redirect Urls
    303
    
    X Authentication with Guest Vlan
    305
    
    X Authentication with Restricted Vlan
    306
    
    X Authentication with Inaccessible Authentication Bypass
    307
    
    X User Distribution
    309
    
    Flexible Authentication Ordering
    313
    
    Open1X Authentication
    313
    
    Multidomain Authentication
    314
    
    Common Session ID
    317
    
    X Authentication Configuration Guidelines
    319
    
    Configuring the Host Mode
    328
    
    Changing the Quiet Period
    330
    
    Enabling Mac Move
    333
    
    Configuring a Guest Vlan
    335
    
    Configuring a Restricted Vlan
    336
    
    Configuring the Inaccessible Authentication Bypass Feature
    338
    
    Configuring Mac Authentication Bypass
    341
    
    Configuring an Authenticator and a Supplicant Switch with Neat
    344
    
    Configuring Downloadable Acls
    346
    
    Configuring a Downloadable Policy
    347
    
    Configuring Flexible Authentication Ordering
    349
    
    Configuring Open1X
    349
    
    Host Detection
    354
    
    Session Creation
    355
    
    Local Web Authentication Banner
    356
    
    Web Authentication Customizable Web Pages
    358
    
    Configuring the Authentication Rule and Interfaces
    362
    
    Configuring Aaa Authentication
    363
    
    Configuring the Http Server
    365
    
    Customizing the Authentication Proxy Web Pages
    365
    
    Configuring an Aaa Fail Policy
    367
    
    Interface Types
    371
    
    Switch Ports
    372
    
    Routed Ports
    374
    
    Switch Virtual Interfaces
    375
    
    Etherchannel Port Groups
    376
    
    Gigabit Ethernet Interfaces
    376
    
    Power over Ethernet Ports
    376
    
    Power Management Modes
    379
    
    Connecting Interfaces
    381
    
    Using Interface Configuration Mode
    382
    
    Procedures for Configuring Interfaces
    383
    
    Configuring a Range of Interfaces
    384
    
    Configuring and Using Interface Range Macros
    386
    
    Understanding the Ethernet Management Port
    388
    
    Using the Ethernet Management Port
    388
    
    Configuring the Ethernet Management Port
    390
    
    Supported Features on the Ethernet Management Port
    390
    
    Configuring Ethernet Interfaces
    391
    
    Tftp and the Ethernet Management Port
    391
    
    Default Ethernet Interface Configuration
    392
    
    Configuring Interface Speed and Duplex Mode
    393
    
    Configuring a Power Management Mode on a Poe Port
    397
    
    Budgeting Power for Devices Connected to a Poe Port
    398
    
    Configuring Power Policing
    400
    
    Adding a Description for an Interface
    401
    
    Configuring Layer 3 Interfaces
    402
    
    Configuring Svi Autostate Exclude
    403
    
    Configuring the System Mtu
    404
    
    Configuring the Power Supplies
    408
    
    Monitoring and Maintaining the Interfaces
    409
    
    Monitoring Interface Status
    410
    
    Clearing and Resetting Interfaces and Counters
    411
    
    Shutting down and Restarting the Interface
    412
    
    Configuring Vlans
    413
    
    Understanding Vlans
    413
    
    Supported Vlans
    414
    
    Vlan Port Membership Modes
    415
    
    Token Ring Vlans
    417
    
    Saving Vlan Configuration
    418
    
    Default Ethernet Vlan Configuration
    419
    
    Creating or Modifying an Ethernet Vlan
    420
    
    Deleting a Vlan
    421
    
    Default Vlan Configuration
    422
    
    Configuring Vlan Trunks
    426
    
    Displaying Vlans
    426
    
    Trunking Overview
    426
    
    Configuring an Ethernet Interface as a Trunk Port
    429
    
    Default Layer 2 Ethernet Interface Vlan Configuration
    429
    
    Interaction with Other Features
    430
    
    Configuring Trunk Ports for Load Sharing
    434
    
    Configuring Vmps
    437
    
    Understanding Vmps
    438
    
    Default Vmps Client Configuration
    439
    
    Vmps Configuration Guidelines
    439
    
    Configuring the Vmps Client
    440
    
    Monitoring the Vmps
    442
    
    Vmps Configuration Example
    443
    
    The Vtp Domain
    446
    
    Vtp Modes
    447
    
    Vtp Advertisements
    448
    
    Vtp Version 2
    448
    
    Vtp Version 3
    449
    
    Vtp Pruning
    450
    
    Vtp and Switch Stacks
    451
    
    Default Vtp Configuration
    452
    
    Vtp Configuration Guidelines
    453
    
    Configuring Vtp Mode
    455
    
    Enabling the Vtp Version
    458
    
    Enabling Vtp Pruning
    459
    
    Adding a Vtp Client Switch to a Vtp Domain
    460
    
    Monitoring Vtp
    461
    
    Cisco Ip Phone Data Traffic
    464
    
    Cisco Ip Phone Voice Traffic
    464
    
    Default Voice Vlan Configuration
    465
    
    Voice Vlan Configuration Guidelines
    465
    
    Configuring a Port Connected to a Cisco 7960 Ip Phone
    466
    
    Configuring the Priority of Incoming Data Frames
    468
    
    Displaying Voice Vlan
    469
    
    Ip Addressing Scheme with Private Vlans
    473
    
    Private Vlans Across Multiple Switches
    474
    
    Tasks for Configuring Private Vlans
    476
    
    Configuring and Associating Vlans in a Private Vlan
    479
    
    Mapping Secondary Vlans to a Primary Vlan Layer 3 Vlan Interface
    483
    
    Monitoring Private Vlans
    484
    
    System Mtu
    489
    
    Understanding Layer 2 Protocol Tunneling
    492
    
    Default Layer 2 Protocol Tunneling Configuration
    495
    
    Layer 2 Protocol Tunneling Configuration Guidelines
    496
    
    Configuring Layer 2 Tunneling for Etherchannels
    498
    
    Configuring the Customer Switch
    500
    
    Monitoring and Maintaining Tunneling Status
    502
    
    Configuring Stp
    503
    
    Stp Overview
    504
    
    Disabled State
    509
    
    Forwarding State
    509
    
    Learning State
    509
    
    Listening State
    509
    
    How a Switch or Port Becomes the Root Switch or Root Port
    510
    
    Spanning Tree and Redundant Connectivity
    510
    
    Accelerated Aging to Retain Connectivity
    511
    
    Spanning Tree and Switch Stacks
    514
    
    Disabling Spanning Tree
    518
    
    Configuring the Switch Priority of a Vlan
    523
    
    Configuring Mstp
    527
    
    Understanding Mstp
    528
    
    Hop Count
    531
    
    Boundary Ports
    532
    
    Mstp and Switch Stacks
    534
    
    Port Roles and the Active Topology
    535
    
    Understanding Rstp
    535
    
    Rapid Convergence
    536
    
    Synchronization of Port Roles
    537
    
    Bridge Protocol Data Unit Format and Processing
    538
    
    Topology Changes
    539
    
    Configuring Mstp Features
    540
    
    Default Mstp Configuration
    540
    
    Mstp Configuration Guidelines
    541
    
    Specifying the Mst Region Configuration and Enabling Mstp
    542
    
    Configuring the Switch Priority
    548
    
    Configuring the Hello Time
    549
    
    Specifying the Link Type to Ensure Rapid Transitions
    551
    
    Designating the Neighbor Type
    552
    
    Restarting the Protocol Migration Process
    552
    
    Displaying the Mst Configuration and Status
    553
    
    Understanding Bpdu Guard
    556
    
    Understanding Port Fast
    556
    
    Understanding Bpdu Filtering
    557
    
    Understanding Uplinkfast
    557
    
    How Csuf Works
    560
    
    Understanding Backbonefast
    561
    
    Understanding Etherchannel Guard
    564
    
    Understanding Root Guard
    564
    
    Understanding Loop Guard
    565
    
    Enabling Port Fast
    566
    
    Enabling Bpdu Guard
    567
    
    Enabling Bpdu Filtering
    568
    
    Enabling Uplinkfast for Use with Redundant Links
    569
    
    Enabling Backbonefast
    570
    
    Enabling Etherchannel Guard
    571
    
    Enabling Loop Guard
    572
    
    Enabling Root Guard
    572
    
    Flex Links
    575
    
    Vlan Flex Link Load Balancing and Support
    576
    
    Flex Link Multicast Fast Convergence
    577
    
    Leaking Igmp Reports
    578
    
    Configuring Vlan Load Balancing on Flex Links
    584
    
    Understanding Dhcp Features
    589
    
    Dhcp Relay Agent
    590
    
    Dhcp Server
    590
    
    Dhcp Snooping
    590
    
    Cisco Ios Dhcp Server Database
    594
    
    Dhcp Snooping Binding Database
    594
    
    Dhcp Snooping and Switch Stacks
    595
    
    Configuring Dhcp Features
    596
    
    Default Dhcp Configuration
    596
    
    Dhcp Snooping Configuration Guidelines
    597
    
    Configuring the Dhcp Relay Agent
    598
    
    Configuring the Dhcp Server
    598
    
    Dhcp Server and Switch Stacks
    598
    
    Specifying the Packet Forwarding Address
    599
    
    Enabling Dhcp Snooping and Option 82
    600
    
    Enabling Dhcp Snooping on Private Vlans
    602
    
    Enabling the Cisco Ios Dhcp Server Database
    602
    
    Enabling the Dhcp Snooping Binding Database Agent
    602
    
    Displaying Dhcp Snooping Information
    603
    
    Source Ip Address Filtering
    604
    
    Understanding Ip Source Guard
    604
    
    Ip Source Guard for Static Hosts
    605
    
    Source Ip and Mac Address Filtering
    605
    
    Configuring Ip Source Guard
    606
    
    Default Ip Source Guard Configuration
    606
    
    Ip Source Guard Configuration Guidelines
    606
    
    Enabling Ip Source Guard
    607
    
    Configuring Ip Source Guard for Static Hosts
    608
    
    Configuring Ip Source Guard for Static Hosts on a Private Vlan Host Port
    611
    
    Displaying Ip Source Guard Information
    613
    
    Interface Trust States and Network Security
    621
    
    Rate Limiting of Arp Packets
    622
    
    Relative Priority of Arp Acls and Dhcp Snooping Entries
    622
    
    Default Dynamic Arp Inspection Configuration
    623
    
    Logging of Dropped Packets
    623
    
    Dynamic Arp Inspection Configuration Guidelines
    624
    
    Configuring Dynamic Arp Inspection in Dhcp Environments
    625
    
    Limiting the Rate of Incoming Arp Packets
    629
    
    Performing Validation Checks
    630
    
    Configuring the Log Buffer
    631
    
    Displaying Dynamic Arp Inspection Information
    633
    
    Understanding Igmp Snooping
    636
    
    Igmp Versions
    637
    
    Joining a Multicast Group
    637
    
    Leaving a Multicast Group
    639
    
    Igmp Report Suppression
    640
    
    Immediate Leave
    640
    
    Configuring Igmp Snooping
    641
    
    Default Igmp Snooping Configuration
    641
    
    Igmp Snooping and Switch Stacks
    641
    
    Enabling or Disabling Igmp Snooping
    642
    
    Setting the Snooping Method
    642
    
    Configuring a Host Statically to Join a Group
    644
    
    Configuring the Igmp Leave Timer
    645
    
    Enabling Igmp Immediate Leave
    645
    
    Configuring the Igmp Snooping Querier
    648
    
    Disabling Igmp Report Suppression
    649
    
    Displaying Igmp Snooping Information
    650
    
    Understanding Multicast Vlan Registration
    651
    
    Using Mvr in a Multicast Television Application
    652
    
    Configuring Mvr
    654
    
    Default Mvr Configuration
    654
    
    Mvr Configuration Guidelines and Limitations
    654
    
    Configuring Mvr Global Parameters
    655
    
    Configuring Mvr Interfaces
    656
    
    Displaying Mvr Information
    657
    
    Configuring Igmp Filtering and Throttling
    658
    
    Default Igmp Filtering and Throttling Configuration
    658
    
    Configuring Igmp Profiles
    659
    
    Applying Igmp Profiles
    660
    
    Configuring the Igmp Throttling Action
    661
    
    Setting the Maximum Number of Igmp Groups
    661
    
    Displaying Igmp Filtering and Throttling Configuration
    663
    
    Mld Messages
    667
    
    Mld Queries
    667
    
    Multicast Client Aging Robustness
    667
    
    Mld Reports
    668
    
    Multicast Router Discovery
    668
    
    Mld Snooping in Switch Stacks
    669
    
    Topology Change Notification Processing
    669
    
    Default Mld Snooping Configuration
    670
    
    Mld Snooping Configuration Guidelines
    670
    
    Enabling or Disabling Mld Snooping
    671
    
    Configuring a Static Multicast Group
    672
    
    Enabling Mld Immediate Leave
    673
    
    Configuring Mld Snooping Queries
    674
    
    Disabling Mld Listener Message Suppression
    675
    
    Displaying Mld Snooping Information
    676
    
    Configuring Storm Control
    677
    
    Understanding Storm Control
    677
    
    Configuring Storm Control and Threshold Levels
    679
    
    Default Storm Control Configuration
    679
    
    Configuring Protected Ports
    682
    
    Default Protected Port Configuration
    682
    
    Configuring a Protected Port
    683
    
    Configuring Port Blocking
    683
    
    Protected Port Configuration Guidelines
    683
    
    Blocking Flooded Traffic on an Interface
    684
    
    Configuring Port Security
    684
    
    Default Port Blocking Configuration
    684
    
    Understanding Port Security
    685
    
    Security Violations
    686
    
    Default Port Security Configuration
    687
    
    Port Security Configuration Guidelines
    687
    
    Enabling and Configuring Port Security
    689
    
    Enabling and Configuring Port Security Aging
    693
    
    Port Security and Private Vlans
    694
    
    Port Security and Switch Stacks
    694
    
    Configuring Cdp
    697
    
    Understanding Cdp
    697
    
    Cdp and Switch Stacks
    698
    
    Configuring the Cdp Characteristics
    698
    
    Default Cdp Configuration
    698
    
    Disabling and Enabling Cdp
    699
    
    Disabling and Enabling Cdp on an Interface
    700
    
    Monitoring and Maintaining Cdp
    701
    
    Wired Location Service
    705
    
    Default Lldp Configuration
    707
    
    Configuring Lldp Characteristics
    708
    
    Enabling Lldp
    708
    
    Configuring Location Tlv and Wired Location Service
    711
    
    Methods to Detect Unidirectional Links
    716
    
    Default Udld Configuration
    718
    
    Enabling Udld Globally
    719
    
    Enabling Udld on an Interface
    720
    
    Resetting an Interface Disabled by Udld
    720
    
    Displaying Udld Status
    721
    
    Local Span
    724
    
    Remote Span
    725
    
    Span and Rspan Concepts and Terminology
    726
    
    Span Sessions
    726
    
    Monitored Traffic
    728
    
    Destination Port
    730
    
    Vlan Filtering
    730
    
    Span and Rspan Interaction with Other Features
    732
    
    Span and Rspan and Switch Stacks
    733
    
    Configuring Local Span
    734
    
    Default Span and Rspan Configuration
    734
    
    Configuring Rspan
    741
    
    Rspan Configuration Guidelines
    741
    
    Creating an Rspan Source Session
    742
    
    Specifying Vlans to Filter
    744
    
    Creating an Rspan Destination Session and Configuring Incoming Traffic
    747
    
    Configuring Fspan and Frspan
    749
    
    Fspan and Frspan Configuration Guidelines
    749
    
    Configuring an Fspan Session
    750
    
    Configuring an Frspan Session
    751
    
    Configuring Rmon Alarms and Events
    757
    
    Default Rmon Configuration
    757
    
    Collecting Group History Statistics on an Interface
    759
    
    Collecting Group Ethernet Statistics on an Interface
    760
    
    Displaying Rmon Status
    760
    
    Configuring System Message Logging
    763
    
    Understanding System Message Logging
    763
    
    System Log Message Format
    764
    
    Default System Message Logging Configuration
    766
    
    Disabling Message Logging
    766
    
    Setting the Message Display Destination Device
    767
    
    Synchronizing Log Messages
    768
    
    Enabling and Disabling Sequence Numbers in Log Messages
    770
    
    Enabling and Disabling Time Stamps on Log Messages
    770
    
    Defining the Message Severity Level
    771
    
    Limiting Syslog Messages Sent to the History Table and to Snmp
    772
    
    Configuring Unix Syslog Servers
    774
    
    Logging Messages to a Unix Syslog Daemon
    774
    
    Configuring the Unix System Logging Facility
    775
    
    Displaying the Logging Configuration
    776
    
    Snmp Versions
    778
    
    Snmp Manager Functions
    779
    
    Snmp Agent Functions
    780
    
    Using Snmp to Access Mib Variables
    780
    
    Snmp Ifindex Mib Object Values
    781
    
    Snmp Notifications
    781
    
    Default Snmp Configuration
    782
    
    Disabling the Snmp Agent
    783
    
    Snmp Configuration Guidelines
    783
    
    Configuring Community Strings
    784
    
    Configuring Snmp Groups and Users
    785
    
    Configuring Snmp Notifications
    788
    
    Setting the Agent Contact and Location Information
    792
    
    Setting the Cpu Threshold Notification Types and Values
    792
    
    Limiting Tftp Servers Used through Snmp
    793
    
    Snmp Examples
    794
    
    Displaying Snmp Status
    795
    
    Event Detectors
    799
    
    Embedded Event Manager Actions
    800
    
    Embedded Event Manager Policies
    800
    
    Embedded Event Manager Environment Variables
    801
    
    Registering and Defining an Embedded Event Manager Applet
    802
    
    Registering and Defining an Embedded Event Manager Tcl Script
    803
    
    Displaying Embedded Event Manager Information
    804
    
    Supported Acls
    806
    
    Understanding Acls
    806
    
    Handling Fragmented and Unfragmented Traffic
    809
    
    Acls and Switch Stacks
    810
    
    Configuring Ipv4 Acls
    811
    
    Creating Standard and Extended Ipv4 Acls
    812
    
    Creating a Numbered Standard Acl
    814
    
    Applying an Ipv4 Acl to a Terminal Line
    823
    
    Including Comments in Acls
    823
    
    Applying an Ipv4 Acl to an Interface
    824
    
    Hardware and Software Treatment of Ip Acls
    826
    
    Troubleshooting Acls
    826
    
    Ipv4 Acl Configuration Examples
    827
    
    Extended Acls
    829
    
    Numbered Acls
    829
    
    Commented Ip Acl Entries
    830
    
    Named Acls
    830
    
    Time Range Applied to an Ip Acl
    830
    
    Acl Logging
    831
    
    Creating Named Mac Extended Acls
    832
    
    Applying a Mac Acl to a Layer 2 Interface
    834
    
    Configuring Vlan Maps
    835
    
    Vlan Map Configuration Guidelines
    835
    
    Creating a Vlan Map
    836
    
    Applying a Vlan Map to a Vlan
    839
    
    Using Vlan Maps in Your Network
    839
    
    Wiring Closet Configuration
    839
    
    Denying Access to a Server on Another a Vlan
    840
    
    Using Vlan Maps with Router Acls
    841
    
    Vlan Maps and Router Acl Configuration Guidelines
    842
    
    Examples of Router Acls and Vlan Maps Applied to Vlans
    843
    
    Displaying Ipv4 Acl Configuration
    845
    
    Supported Acl Features
    848
    
    Ipv6 Acl Limitations
    849
    
    Ipv6 Acls and Switch Stacks
    849
    
    Creating Ipv6 Acls
    850
    
    Default Ipv6 Acl Configuration
    850
    
    Interaction with Other Features and Switches
    850
    
    Applying an Ipv6 Acl to an Interface
    853
    
    Displaying Ipv6 Acls
    854
    
    Configuring Qos
    855
    
    Understanding Qos
    856
    
    Basic Qos Model
    858
    
    Policing and Marking
    863
    
    Policing on Svis
    865
    
    Mapping Tables
    867
    
    Queueing and Scheduling Overview
    868
    
    Weighted Tail Drop
    869
    
    Packet Modification
    876
    
    Configuring Standard Qos
    890
    
    Default Standard Qos Configuration
    890
    
    Default Ingress Queue Configuration
    891
    
    Default Egress Queue Configuration
    892
    
    Standard Qos Configuration Guidelines
    893
    
    Policing Guidelines
    894
    
    Enabling Qos Globally
    895
    
    Configuring Classification Using Port Trust States
    897
    
    Configuring a Qos Policy
    903
    
    Configuring Dscp Maps
    927
    
    Configuring Ingress Queue Characteristics
    933
    
    Allocating Bandwidth between the Ingress Queues
    935
    
    Allocating Buffer Space between the Ingress Queues
    935
    
    Configuring Egress Queue Characteristics
    937
    
    Displaying Standard Qos Information
    945
    
    Understanding Etherchannels
    947
    
    Etherchannel Overview
    948
    
    Port Aggregation Protocol
    951
    
    Link Aggregation Control Protocol
    953
    
    Etherchannel on Mode
    954
    
    Etherchannel and Switch Stacks
    956
    
    Configuring Etherchannels
    957
    
    Default Etherchannel Configuration
    957
    
    Etherchannel Configuration Guidelines
    958
    
    Configuring Layer 2 Etherchannels
    959
    
    Configuring Layer 3 Etherchannels
    961
    
    Configuring the Physical Interfaces
    962
    
    Configuring the Pagp Learn Method and Priority
    965
    
    Configuring Telepresence E911 Ip Phone Support
    975
    
    Understanding Telepresence E911 Ip Phone Support
    975
    
    Enabling Telepresence E911 Ip Phone Support
    977
    
    Configuring Ip Unicast Routing
    979
    
    Types of Routing
    980
    
    Understanding Ip Routing
    980
    
    Ip Routing and Switch Stacks
    981
    
    Configuring Ip Addressing
    983
    
    Steps for Configuring Routing
    983
    
    Default Addressing Configuration
    984
    
    Assigning Ip Addresses to Network Interfaces
    985
    
    Classless Routing
    986
    
    Configuring Address Resolution Methods
    987
    
    Set Arp Encapsulation
    989
    
    Default Gateway
    990
    
    Routing Assistance When Ip Routing Is Disabled
    990
    
    Configuring Broadcast Packet Handling
    992
    
    Monitoring and Maintaining Ip Addressing
    996
    
    Enabling Ip Unicast Routing
    997
    
    Configuring Rip
    998
    
    Configuring Basic Rip Parameters
    999
    
    Default Rip Configuration
    999
    
    Configuring Rip Authentication
    1001
    
    Configuring Summary Addresses and Split Horizon
    1001
    
    Configuring Split Horizon
    1003
    
    Configuring Ospf
    1004
    
    Default Ospf Configuration
    1005
    
    Ospf Nonstop Forwarding
    1006
    
    Configuring Basic Ospf Parameters
    1008
    
    Configuring Ospf Interfaces
    1008
    
    Configuring Ospf Area Parameters
    1010
    
    Configuring Other Ospf Parameters
    1011
    
    Changing Lsa Group Pacing
    1013
    
    Configuring a Loopback Interface
    1013
    
    Configuring Eigrp
    1014
    
    Monitoring Ospf
    1014
    
    Default Eigrp Configuration
    1016
    
    Configuring Basic Eigrp Parameters
    1018
    
    Configuring Eigrp Interfaces
    1019
    
    Configuring Eigrp Route Authentication
    1020
    
    Eigrp Stub Routing
    1021
    
    Configuring Bgp
    1022
    
    Monitoring and Maintaining Eigrp
    1022
    
    Default Bgp Configuration
    1024
    
    Nonstop Forwarding Awareness
    1026
    
    Enabling Bgp Routing
    1027
    
    Managing Routing Policy Changes
    1029
    
    Configuring Bgp Decision Attributes
    1031
    
    Configuring Bgp Filtering by Neighbor
    1033
    
    Configuring Bgp Filtering with Route Maps
    1033
    
    Configuring Prefix Lists for Bgp Filtering
    1035
    
    Configuring Bgp Community Filtering
    1036
    
    Configuring Bgp Neighbors and Peer Groups
    1037
    
    Configuring Aggregate Addresses
    1039
    
    Configuring Bgp Route Reflectors
    1040
    
    Configuring Routing Domain Confederations
    1040
    
    Configuring Route Dampening
    1041
    
    Monitoring and Maintaining Bgp
    1042
    
    Configuring Iso Clns Routing
    1043
    
    Configuring Vrfs
    1057
    
    User Interface for Traceroute
    1061
    
    Configuring a Vpn Routing Session
    1062
    
    Configuring Multicast Vrfs
    1062
    
    Configuring Bgp Pe to Ce Routing Sessions
    1063
    
    Configuring Distributed Cisco Express Forwarding
    1068
    
    Configuring Unicast Reverse Path Forwarding
    1068
    
    Configuring Static Unicast Routes
    1071
    
    Specifying Default Routes and Networks
    1072
    
    Using Route Maps to Redistribute Routing Information
    1072
    
    Pbr Configuration Guidelines
    1077
    
    Enabling Pbr
    1078
    
    Filtering Routing Information
    1079
    
    Managing Authentication Keys
    1082
    
    Monitoring and Maintaining the Ip Network
    1083
    
    Understanding Ipv6
    1085
    
    Ipv6 Addresses
    1086
    
    Supported Ipv6 Unicast Routing Features
    1087
    
    Neighbor Discovery
    1088
    
    Unsupported Ipv6 Unicast Routing Features
    1092
    
    Ipv6 and Switch Stacks
    1093
    
    Configuring Ipv6
    1094
    
    Configuring Ipv6 Addressing and Enabling Ipv6 Routing
    1095
    
    Default Ipv6 Configuration
    1095
    
    Configuring Default Router Preference
    1097
    
    Configuring Ipv4 and Ipv6 Protocol Stacks
    1098
    
    Configuring Dhcp for Ipv6 Address Assignment
    1099
    
    Default Dhcpv6 Address Assignment Configuration
    1099
    
    Dhcpv6 Address Assignment Configuration Guidelines
    1099
    
    Enabling Dhcpv6 Server Function
    1100
    
    Enabling Dhcpv6 Client Function
    1102
    
    Configuring Cef and Dcef for Ipv6
    1103
    
    Configuring Ipv6 Icmp Rate Limiting
    1103
    
    Configuring Static Routing for Ipv6
    1104
    
    Configuring Rip for Ipv6
    1105
    
    Configuring Ospf for Ipv6
    1106
    
    Configuring Eigrp for Ipv6
    1108
    
    Configuring Hsrp for Ipv6
    1108
    
    Displaying Ipv6
    1111
    
    Hsrp Versions
    1115
    
    Multiple Hsrp
    1116
    
    Default Hsrp Configuration
    1117
    
    Hsrp and Switch Stacks
    1117
    
    Enabling Hsrp
    1118
    
    Hsrp Configuration Guidelines
    1118
    
    Configuring Hsrp Priority
    1120
    
    Configuring Hsrp Authentication and Timers
    1122
    
    Configuring Mhsrp
    1122
    
    Configuring Hsrp Groups and Clustering
    1124
    
    Enabling Hsrp Support for Icmp Redirect Messages
    1124
    
    Displaying Hsrp Configurations
    1125
    
    Understanding Cisco Ios Ip Slas
    1127
    
    Using Cisco Ios Ip Slas to Measure Network Performance
    1129
    
    Ip Slas Responder and Ip Slas Control Protocol
    1130
    
    Response Time Computation for Ip Slas
    1130
    
    Ip Slas Operation Scheduling
    1131
    
    Ip Slas Operation Threshold Monitoring
    1131
    
    Configuring Ip Slas Operations
    1132
    
    Configuring the Ip Slas Responder
    1133
    
    Analyzing Ip Service Levels by Using the Udp Jitter Operation
    1134
    
    Analyzing Ip Service Levels by Using the Icmp Echo Operation
    1137
    
    Monitoring Ip Slas Operations
    1139
    
    Understanding Enhanced Object Tracking
    1141
    
    Configuring Enhanced Object Tracking Features
    1142
    
    Configuring a Tracked List
    1143
    
    Configuring Hsrp Object Tracking
    1147
    
    Configuring Ip Slas Object Tracking
    1148
    
    Configuring Other Tracking Characteristics
    1148
    
    Configuring a Primary Interface
    1150
    
    Configuring Static Routing Support
    1150
    
    Monitoring Enhanced Object Tracking
    1152
    
    Understanding Wccp
    1156
    
    Wccp Message Exchange
    1156
    
    Md5 Security
    1157
    
    Packet Redirection and Service Groups
    1157
    
    Wccp Negotiation
    1157
    
    Wccp and Switch Stacks
    1158
    
    Configuring Wccp
    1159
    
    Default Wccp Configuration
    1159
    
    Unsupported Wccp Features
    1159
    
    Wccp Configuration Guidelines
    1159
    
    Monitoring and Maintaining Wccp
    1164
    
    Igmp Version 1
    1167
    
    Igmp Version 2
    1167
    
    Understanding Igmp
    1167
    
    Pim Modes
    1168
    
    Understanding Pim
    1168
    
    Igmp Helper
    1170
    
    Multicast Forwarding and Reverse Path Check
    1172
    
    Understanding Cgmp
    1173
    
    Understanding Dvmrp
    1173
    
    Multicast Routing and Switch Stacks
    1174
    
    Default Multicast Routing Configuration
    1175
    
    Multicast Routing Configuration Guidelines
    1175
    
    Configuring Basic Multicast Routing
    1176
    
    Configuring Source Specific Multicast Mapping
    1181
    
    Monitoring Ssm
    1181
    
    Ssm Mapping Overview
    1182
    
    Configuring Ssm Mapping
    1183
    
    Monitoring Ssm Mapping
    1185
    
    Configuring Pim Stub Routing
    1186
    
    Configuring a Rendezvous Point
    1187
    
    Configuring Pimv2 Bsr
    1193
    
    Configuring Advanced Pim Features
    1199
    
    Monitoring the Rp Mapping Information
    1199
    
    Troubleshooting Pimv1 and Pimv2 Interoperability Problems
    1199
    
    Understanding Pim Shared Tree and Source Tree
    1199
    
    Configuring Optional Igmp Features
    1202
    
    Configuring the Switch as a Member of a Group
    1203
    
    Default Igmp Configuration
    1203
    
    Controlling Access to Ip Multicast Groups
    1204
    
    Changing the Igmp Version
    1205
    
    Changing the Igmp Query Timeout for Igmpv2
    1206
    
    Changing the Maximum Query Response Time for Igmpv2
    1207
    
    Configuring Optional Multicast Routing Features
    1208
    
    Configuring the Switch as a Statically Connected Member
    1208
    
    Enabling Cgmp Server Support
    1209
    
    Configuring Sdr Listener Support
    1210
    
    Configuring an Ip Multicast Boundary
    1211
    
    Configuring Basic Dvmrp Interoperability Features
    1213
    
    Configuring Dvmrp Interoperability
    1213
    
    Configuring a Dvmrp Tunnel
    1215
    
    Configuring Advanced Dvmrp Interoperability Features
    1218
    
    Enabling Dvmrp Unicast Routing
    1218
    
    Responding to Mrinfo Requests
    1218
    
    Rejecting a Dvmrp Nonpruning Neighbor
    1219
    
    Controlling Route Exchanges
    1222
    
    Displaying System and Network Statistics
    1227
    
    Monitoring and Maintaining Ip Multicast Routing
    1227
    
    Monitoring Ip Multicast Routing
    1228
    
    Msdp Operation
    1230
    
    Msdp Benefits
    1231
    
    Configuring a Default Msdp Peer
    1232
    
    Default Msdp Configuration
    1232
    
    Controlling Source Information that Your Switch Originates
    1236
    
    Requesting Source Information from an Msdp Peer
    1236
    
    Redistributing Sources
    1237
    
    Controlling Source Information that Your Switch Forwards
    1240
    
    Controlling Source Information that Your Switch Receives
    1242
    
    Configuring an Msdp Mesh Group
    1244
    
    Shutting down an Msdp Peer
    1244
    
    Configuring an Originating Address Other than the Rp Address
    1246
    
    Monitoring and Maintaining Msdp
    1247
    
    Default Fallback Bridging Configuration
    1251
    
    Fallback Bridging and Switch Stacks
    1251
    
    Creating a Bridge Group
    1252
    
    Fallback Bridging Configuration Guidelines
    1252
    
    Adjusting Bpdu Intervals
    1255
    
    Monitoring and Maintaining Fallback Bridging
    1258
    
    Troubleshooting
    1259
    
    Recovering from a Software Failure
    1260
    
    Recovering from a Lost or Forgotten Password
    1261
    
    Procedure with Password Recovery Enabled
    1262
    
    Procedure with Password Recovery Disabled
    1264
    
    Preventing Switch Stack Problems
    1266
    
    Recovering from a Command Switch Failure
    1267
    
    Replacing a Failed Command Switch with a Cluster Member
    1267
    
    Replacing a Failed Command Switch with Another Switch
    1269
    
    Recovering from Lost Cluster Member Connectivity
    1270
    
    Disabled Port Caused by Power Loss
    1271
    
    Preventing Autonegotiation Mismatches
    1271
    
    Troubleshooting Power over Ethernet Switch Ports
    1271
    
    Disabled Port Caused by False Link up
    1272
    
    Monitoring Sfp Module Status
    1272
    
    Sfp Module Security and Identification
    1272
    
    Executing Ping
    1273
    
    Monitoring Temperature
    1273
    
    Understanding Ping
    1273
    
    Using Ping
    1273
    
    Understanding Layer 2 Traceroute
    1274
    
    Using Layer 2 Traceroute
    1274
    
    Displaying the Physical Path
    1275
    
    Usage Guidelines
    1275
    
    Executing Ip Traceroute
    1276
    
    Understanding Ip Traceroute
    1276
    
    Using Ip Traceroute
    1276
    
    Understanding Tdr
    1277
    
    Using Tdr
    1277
    
    Running Tdr and Displaying the Results
    1278
    
    Using Debug Commands
    1278
    
    Enabling Debugging on a Specific Feature
    1279
    
    Redirecting Debug and Error Message Output
    1280
    
    Using the Show Platform Forward Command
    1280
    
    Using the Crashinfo Files
    1282
    
    Basic Crashinfo Files
    1283
    
    Extended Crashinfo Files
    1283
    
    Configuring Obfl
    1284
    
    Understanding Obfl
    1284
    
    Displaying Obfl Information
    1285
    
    Troubleshooting Cpu Utilization
    1286
    
    Troubleshooting Tables
    1286
    
    Scheduling Online Diagnostics
    1294
    
    Running Online Diagnostic Tests
    1297
    
    Starting Online Diagnostic Tests
    1297
    
    Displaying Online Diagnostic Tests and Test Results
    1298
    
    Mib List
    1299
    
    Supported Mibs
    1299
    
    Using Ftp to Access the Mib Files
    1302
    
    Working with the Flash File System
    1303
    
    Displaying Available File Systems
    1304
    
    Displaying Information about Files on a File System
    1305
    
    Setting the Default File System
    1305
    
    Changing Directories and Displaying the Working Directory
    1306
    
    Copying Files
    1307
    
    Creating and Removing Directories
    1307
    
    Deleting Files
    1308
    
    Working with Configuration Files
    1311
    
    Configuration File Types and Location
    1312
    
    Guidelines for Creating and Using Configuration Files
    1312
    
    Copying Configuration Files by Using Tftp
    1313
    
    Creating a Configuration File by Using a Text Editor
    1313
    
    Copying Configuration Files by Using Ftp
    1315
    
    Copying Configuration Files by Using Rcp
    1319
    
    Uploading a Configuration File by Using Rcp
    1321
    
    Clearing Configuration Information
    1322
    
    Clearing the Startup Configuration File
    1322
    
    Deleting a Stored Configuration File
    1322
    
    Replacing and Rolling Back Configurations
    1322
    
    Working with Software Images
    1327
    
    Image Location on the Switch
    1328
    
    Copying Image Files by Using Tftp
    1329
    
    Copying Image Files by Using Ftp
    1333
    
    Copying Image Files by Using Rcp
    1337
    
    Copying an Image File from One Stack Member to Another
    1341
    
    Access Control Lists
    1343
    
    Archive Commands
    1344
    
    Arp Commands
    1344
    
    Boot Loader Commands
    1344
    
    Debug Commands
    1345
    
    Embedded Event Manager
    1345
    
    Unsupported Commands in Applet Configuration Mode
    1345
    
    Fallback Bridging
    1346
    
    Unsupported Commands in Event Trigger Configuration Mode
    1346
    
    Igmp Snooping Commands
    1348
    
    Interface Commands
    1348
    
    Ip Multicast Routing
    1349
    
    Ip Unicast Routing
    1350
    
    Unsupported Privileged Exec or User Exec Commands
    1350
    
    Unsupported Bgp Router Configuration Commands
    1351
    
    Unsupported Route Map Commands
    1351
    
    Unsupported Vpn Configuration Commands
    1351
    
    Mac Address Commands
    1352
    
    Netflow Commands
    1353
    
    Unsupported Global Configuration Command
    1354
    
    Spanning Tree
    1355
    
    Unsupported Interface Configuration Command
    1355
    
    Unsupported Privileged Exec Command
    1355

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Table of Contents

CHAPTER 6 Clustering Switches

Chapter 7 Administering the Switch

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