Cisco 2950G 24 - Catalyst Switch Manuals

Manuals and User Guides for Cisco 2950G 24 - Catalyst Switch. We have 5 Cisco 2950G 24 - Catalyst Switch manuals available for free PDF download: Software Configuration Manual, Migration Manual, Datasheet, Product Support Bulletin, Product Bulletin

Cisco 2950G 24 - Catalyst Switch Software Configuration Manual (648 pages)

Desktop Switch

Brand: Cisco | Category: Switch | Size: 7.64 MB

Table of Contents
4
Chapter 2 Using the Command-Line Interface

26
Getting Help

57
- Specifying Ports in Interface Configuration Mode
  58
Abbreviating Commands

59
Using no and Default Forms of Commands

59
Understanding CLI Messages

59
Using Command History

60
Using Editing Features

61
Searching and Filtering Output of Show and more Commands

64
Accessing the CLI

64
- Accessing the CLI from a Browser
  65
Chapter 3 Getting Started with CM

68
Features

68
Front Panel View

70
- Cluster Tree
  72
- Front-Panel Images
  73
  - Redundant Power System LED
    74
  - Port Modes and Leds
    74
  - VLAN Membership Modes
    75
Topology View

76
- Topology Icons
  78
- Device and Link Labels
  79
- Colors in the Topology View
  80
- Topology Display Options
  81
Menus and Toolbar

81
- Menu Bar
  81
- Toolbar
  86
- Front Panel View Popup Menus
  87
  - Device Popup Menu
    87
  - Port Popup Menu
    87
- Topology View Popup Menus
  88
  - Link Popup Menu
    88
  - Device Popup Menus
    89
Interaction Modes

91
- Guide Mode
  91
- Expert Mode
  91
Wizards

92
- Tool Tips
  92
Online Help

92
CMS Window Components

94
- Host Name List
  94
- Tabs, Lists, and Tables
  95
  - Filter Editor
    95
- Icons Used in Windows
  95
- Buttons
  96
Accessing CMS

96
- Access Modes in CMS
  97
- HTTP Access to CMS
  98
Verifying Your Changes

98
- Change Notification
  98
- Error Checking
  98
Saving Your Configuration

99
Restoring Your Configuration

99
CMS Preferences

99
Using Different Versions of CMS

100
Where to Go Next

100
Chapter 4 Assigning the Switch IP Address and Default Gateway

101
- Understanding the Boot Process
  101
- Assigning Switch Information
  102
  - Default Switch Information
    103
  - Understanding DHCP-Based Autoconfiguration
    103
    
    DHCP Client Request Process
    104
    
    Configuring the DHCP Server
    105
    
    Configuring the TFTP Server
    105
    
    Configuring the DNS
    106
    
    Configuring the Relay Device
    106
    
    Obtaining Configuration Files
    107
    
    Example Configuration
    108
  - Manually Assigning IP Information
    110
- Checking and Saving the Running Configuration
  110
Chapter 5 Configuring IE2100 CNS Agents

113
- Understanding IE2100 Series Configuration Registrar Software
  113
  - Chapter 5 Configuring IE2100 CN Agent
    114
  - CNS Configuration Service
    114
  - CNS Event Service
    115
    
    Namespace Mapper
    115
  - What You Should Know about Configid, Deviceid, and Host Name
    115
    
    Configid
    115
    
    Deviceid
    116
    
    Host Name and Deviceid
    116
    
    Using Host Name, Deviceid, and Configid
    116
- Understanding CNS Embedded Agents
  117
  - Initial Configuration
    117
  - Incremental (Partial) Configuration
    118
  - Synchronized Configuration
    118
- Configuring CNS Embedded Agents
  118
- Displaying CNS Configuration
  125
Chapter 6 Clustering Switches

127
- Understanding Switch Clusters
  128
- Planning a Switch Cluster
  131
  - Automatic Discovery of Cluster Candidates and Members
    131
    
    Discovery through CDP Hops
    132
    
    Discovery through Non-CDP-Capable and Noncluster-Capable Devices
    133
    
    Discovery through the same Management VLAN
    134
    
    Discovery through Different Management Vlans
    135
    
    Discovery of Newly Installed Switches
    136
  - HSRP and Standby Command Switches
    138
    
    Other Considerations for Cluster Standby Groups
    139
    
    Virtual IP Addresses
    139
    
    Automatic Recovery of Cluster Configuration
    141
  - IP Addresses
    141
  - Host Names
    142
  - Passwords
    142
  - SNMP Community Strings
    142
- TACACS+ and RADIUS
  
  143
- Access Modes in CMS
  
  143
- Management VLAN
  
  144
- LRE Profiles
  
  144
- Availability of Switch-Specific Features in Switch Clusters
  
  145
Chapter 7 Administering the Switch

154
CHAPTER 8 Configuring 802.1X Port-Based Authentication

215
Chapter 9 Configuring the Switch Interfaces

229
- Understanding Interface Types
  229
  - Access Ports
    230
  - Trunk Ports
    230
  - Port-Based Vlans
    231
  - Etherchannel Port Groups
    231
  - Connecting Interfaces
    231
- Using the Interface Command
  232
- Configuring Switch Interfaces
  237
- Default Ethernet Interface Configuration
  
  238
- SFP Configuration
  
  238
- Configuring Interface Speed and Duplex Mode
  
  239
  - Configuration Guidelines
    240
  - Setting the Interface Speed and Duplex Parameters
    241
- Configuring Media Types for Gigabit Interfaces
  
  242
- Configuring IEEE 802.3X Flow Control on Gigabit Ethernet Ports
  
  242
- Adding a Description for an Interface
  
  244
  - Monitoring and Maintaining the Interfaces
    244
    
    Monitoring Interface and Controller Status
    244
    
    Clearing and Resetting Interfaces and Counters
    247
    
    Shutting down and Restarting the Interface
    247
Chapter 10 Configuring LRE

249
- Ports on the 2950 LRE
  249
- LRE Links and LRE Profiles
  250
  - LRE Profiles
    250
  - LRE Sequences
    252
  - CPE Ethernet Links
    253
- Configuring LRE Ports
  253
- Environmental Guidelines for LRE Links
  
  254
- Guidelines for Using LRE Profiles
  
  255
- CPE Ethernet Link Guidelines
  
  255
  - Considerations for Connected Cisco 575 LRE Cpes
    255
  - Considerations for Connected Cisco 585 LRE Cpes
    255
- Assigning a Global Profile to All LRE Ports
  
  256
  - Assigning a Global Sequence to All LRE Ports
    257
- Assigning a Profile to a Specific LRE Port
  
  257
  - Assigning a Sequence to a Specific LRE Port
    258
- Using Rate Selection to Automatically Assign Profiles
  
  258
  - Precedence
    259
  - Profile Locking
    259
  - Link Qualification and SNR Margins
    260
- LRE Link Persistence
  
  262
  - Upgrading LRE Switch Firmware
    263
    
    Configuring for an LRE Upgrade
    263
    
    Performing an LRE Upgrade
    264
    
    Controller Configuration of LRE Upgrades
    265
    
    Global Configuration of LRE Upgrades
    265
    
    LRE Upgrade Behavior Details
    266
    
    LRE Upgrade Example
    266
- LRE Link Monitor
  
  262
Understanding Spanning-Tree Features

269
- Configuring STP
  270
- Understanding Spanning-Tree Features
  270
Chapter 11 Configuring STP

270
- STP Overview
  
  270
- Supported Spanning-Tree Instances
  
  270
- Bridge Protocol Data Units
  
  270
- Election of the Root Switch
  
  271
  - Bridge ID, Switch Priority, and Extended System ID
    272
  - Spanning-Tree Timers
    272
- Creating the Spanning-Tree Topology
  
  273
- Spanning-Tree Interface States
  
  273
  - Blocking State
    275
  - Listening State
    275
  - Learning State
    275
  - Forwarding State
    275
  - Disabled State
    276
- Spanning-Tree Address Management
  
  276
- STP and IEEE 802.1Q Trunks
  
  276
Chapter 12 Configuring RSTP and MSTP

291
- Understanding RSTP
  292
  - Port Roles and the Active Topology
    292
  - Rapid Convergence
    293
  - Synchronization of Port Roles
    294
  - Bridge Protocol Data Unit Format and Processing
    295
    
    Processing Inferior BPDU Information
    296
    
    Processing Superior BPDU Information
    296
  - Topology Changes
    296
- Understanding MSTP
  297
  - Multiple Spanning-Tree Regions
    297
  - IST, CIST, and CST
    298
    
    Operations Within an MST Region
    298
    
    Operations between MST Regions
    299
- Hop Count
  
  300
CHAPTER 13 Configuring Optional Spanning-Tree Features

316
- Understanding Optional Spanning-Tree Features
  316
  - Understanding Port Fast
    316
  - Understanding BPDU Guard
    317
  - Understanding BPDU Filtering
    317
  - Understanding Uplinkfast
    318
  - Understanding Cross-Stack Uplinkfast
    319
    
    How CSUF Works
    320
    
    Events that Cause Fast Convergence
    321
    
    Connecting the Stack Ports
    322
    
    Limitations
    322
  - Understanding Backbonefast
    324
  - Understanding Root Guard
    326
- Configuring Optional Spanning-Tree Features
  326
- Default Optional Spanning-Tree Configuration
  
  328
- Enabling Port Fast
  
  328
- Enabling BPDU Guard
  
  329
- Enabling BPDU Filtering
  
  330
- Enabling Uplinkfast for Use with Redundant Links
  
  331
- Enabling Cross-Stack Uplinkfast
  
  332
- Enabling Backbonefast
  
  333
- Enabling Root Guard
  
  333
- Enabling Loop Guard
  
  334
  - Displaying the Spanning-Tree Status
    335
  - Understanding Vlans
    337
Chapter 14 Configuring VLAN

338
- Supported Vlans
  338
- VLAN Port Membership Modes
  339
- Configuring Normal-Range Vlans
  340
  - Token Ring Vlans
    341
  - Normal-Range VLAN Configuration Guidelines
    341
  - VLAN Configuration Mode Options
    342
    
    VLAN Configuration in Config-Vlan Mode
    342
    
    VLAN Configuration in VLAN Configuration Mode
    342
  - Saving VLAN Configuration
    343
  - Default Ethernet VLAN Configuration
    344
  - Creating or Modifying an Ethernet VLAN
    344
  - Deleting a VLAN
    346
  - Assigning Static-Access Ports to a VLAN
    347
- Configuring Extended-Range Vlans
  348
- Displaying Vlans
  350
- Configuring VLAN Trunks
  351
- Configuring VMPS
  360
  - Understanding VMPS
    361
    
    Dynamic Port VLAN Membership
    361
    
    VMPS Database Configuration File
    362
  - Default VMPS Configuration
    363
  - VMPS Configuration Guidelines
    364
  - Configuring the VMPS Client
    364
    
    Entering the IP Address of the VMPS
    364
    
    Configuring Dynamic Access Ports on VMPS Clients
    365
    
    Changing the Reconfirmation Interval
    366
    
    Changing the Retry Count
    366
    
    Reconfirming VLAN Memberships
    366
  - Monitoring the VMPS
    367
  - Troubleshooting Dynamic Port VLAN Membership
    367
  - VMPS Configuration Example
    368
- Configuring VTP
  370
- Understanding VTP
  370
Chapter 15 Configuring VTP

370
- The VTP Domain
  370
- VTP Modes
  371
- VTP Advertisements
  371
- VTP Version 2
  372
- VTP Pruning
  372
- Configuring VTP
  372
  - Default VTP Configuration
    374
  - VTP Configuration Options
    375
    
    VTP Configuration in Global Configuration Modes
    375
    
    VTP Configuration in VLAN Configuration Mode
    375
  - VTP Configuration Guidelines
    376
    
    Domain Names
    376
    
    Passwords
    376
    
    Upgrading from Previous Software Releases
    376
    
    Configuration Requirements
    377
    
    VTP Version
    377
  - Configuring a VTP Server
    377
  - Configuring a VTP Client
    379
  - Disabling VTP (VTP Transparent Mode)
    380
  - Enabling VTP Version 2
    381
  - Enabling VTP Pruning
    382
  - Adding a VTP Client Switch to a VTP Domain
    383
- Monitoring VTP
  384
Chapter 16 Configuring Voice VLAN

385
Chapter 17 Configuring IGMP Snooping and MVR

392
- Joining a Multicast Group
  392
- Leaving a Multicast Group
  394
- Immediate-Leave Processing
  394
- Configuring IGMP Snooping
  395
- Displaying IGMP Snooping Information
  401
- Understanding Multicast VLAN Registration
  403
  - Using MVR in a Multicast Television Application
    403
- Configuring MVR
  405
- Displaying MVR Information
  409
- Configuring IGMP Filtering
  410
  - Default IGMP Filtering Configuration
    411
  - Configuring IGMP Profiles
    411
  - Applying IGMP Profiles
    412
  - Setting the Maximum Number of IGMP Groups
    413
- Displaying IGMP Filtering Configuration
  414
CHAPTER 18 Configuring Port-Based Traffic Control

415
- Configuring Storm Control
  415
- Configuring Protected Ports
  417
- Configuring Port Security
  418
  - Understanding Port Security
    419
    
    Secure MAC Addresses
    419
    
    Security Violations
    420
  - Default Port Security Configuration
    421
  - Port Security Configuration Guidelines
    421
  - Enabling and Configuring Port Security
    421
  - Enabling and Configuring Port Security Aging
    424
- Displaying Port-Based Traffic Control Settings
  426
Chapter 19 Configuring UDLD

427
- Understanding UDLD
  427
- Configuring UDLD
  427
  - Default UDLD Configuration
    429
  - Enabling UDLD Globally
    430
  - Enabling UDLD on an Interface
    430
  - Resetting an Interface Shut down by UDLD
    431
- Displaying UDLD Status
  432
Chapter 20 Configuring CDP

433
- Understanding CDP
  433
- Configuring CDP
  434
- Monitoring and Maintaining CDP
  437
Chapter 21 Configuring SPAN and RSPAN

439
- Understanding SPAN and RSPAN
  439
  - SPAN and RSPAN Concepts and Terminology
    441
    
    SPAN Session
    441
    
    Traffic Types
    441
    
    Source Port
    442
    
    Destination Port
    443
    
    Reflector Port
    443
    
    SPAN Traffic
    444
    
    VLAN-Based SPAN
    444
  - SPAN and RSPAN Interaction with Other Features
    445
  - SPAN and RSPAN Session Limits
    446
  - Default SPAN and RSPAN Configuration
    446
- Configuring SPAN
  446
- Configuring RSPAN
  452
  - RSPAN Configuration Guidelines
    452
  - Creating an RSPAN Session
    453
  - Creating an RSPAN Destination Session
    454
  - Removing Ports from an RSPAN Session
    455
  - Specifying Vlans to Monitor
    456
  - Specifying Vlans to Filter
    457
- Displaying SPAN and RSPAN Status
  458
Chapter 22 Configuring RMON

459
- Understanding RMON
  459
- Configuring RMON
  460
- Displaying RMON Status
  464
Chapter 23 Configuring System Message Logging

465
Chapter 24 Configuring SNMP

477
- Understanding SNMP
  477
  - SNMP Versions
    478
  - SNMP Manager Functions
    479
  - SNMP Agent Functions
    479
  - SNMP Community Strings
    480
  - Using SNMP to Access MIB Variables
    480
  - SNMP Notifications
    481
- Configuring SNMP
  481
  - Default SNMP Configuration
    482
  - SNMP Configuration Guidelines
    482
  - Disabling the SNMP Agent
    483
  - Configuring Community Strings
    483
  - Configuring SNMP Groups and Users
    484
  - Configuring SNMP Notifications
    486
  - Setting the Agent Contact and Location Information
    489
  - Limiting TFTP Servers Used through SNMP
    489
  - SNMP Examples
    490
- Displaying SNMP Status
  491
Chapter 25 Configuring Network Security with Acls

493
- Understanding Acls
  494
- Configuring Acls
  498
  - Unsupported Features
    499
  - Creating Standard and Extended IP Acls
    499
    
    ACL Numbers
    500
    
    Creating a Numbered Standard ACL
    501
    
    Creating a Numbered Extended ACL
    502
    
    Creating Named Standard and Extended Acls
    505
    
    Applying Time Ranges to Acls
    507
    
    Including Comments about Entries in Acls
    509
  - Creating Named MAC Extended Acls
    510
  - Creating MAC Access Groups
    511
- Applying Acls to Terminal Lines or Physical Interfaces
  512
  - Applying Acls to a Terminal Line
    512
  - Applying Acls to a Physical Interface
    513
- Displaying ACL Information
  513
  - Displaying Acls
    514
  - Displaying Access Groups
    515
- Examples for Compiling Acls
  515
  - Numbered ACL Examples
    517
  - Extended ACL Examples
    517
  - Named ACL Example
    517
  - Commented IP ACL Entry Examples
    517
Chapter 26 Configuring Qos

519
- Understanding Qos
  520
  - Basic Qos Model
    521
  - Classification
    522
    
    Classification Based on Qos Acls
    523
    
    Classification Based on Class Maps and Policy Maps
    524
  - Policing and Marking
    524
  - Mapping Tables
    525
  - Queueing and Scheduling
    525
    
    How Class of Service Works
    525
    
    Cos and WRR
    526
    
    Port Priority
    526
    
    Port Scheduling
    526
- Configuring Qos
  527
  - Default Qos Configuration
    527
  - Configuration Guidelines
    528
  - Configuring Classification Using Port Trust States
    528
    
    Configuring the Trust State on Ports Within the Qos Domain
    528
    
    Configuring the Cos Value for an Interface
    531
    
    Configuring Trusted Boundary
    531
    
    Enabling Pass-Through Mode
    533
  - Configuring a Qos Policy
    534
    
    Classifying Traffic by Using Acls
    534
    
    Classifying Traffic by Using Class Maps
    534
    
    Classifying, Policing, and Marking Traffic by Using Policy Maps
    539
  - Configuring Cos Maps
    542
    
    Configuring the Cos-To-DSCP Map
    543
    
    Configuring the DSCP-To-Cos Map
    544
  - Configuring Cos and WRR
    545
    
    Configuring Cos Priority Queues
    545
    
    Configuring WRR
    545
- Displaying Qos Information
  546
- Qos Configuration Examples
  547
  - Qos Configuration for the Existing Wiring Closet
    548
  - Qos Configuration for the Intelligent Wiring Closet
    548
Chapter 27 Configuring Etherchannels

551
Chapter 28 Troubleshooting

563
Appendix

579
Supported Mibs

579
- MIB List
  579
- Using FTP to Access the MIB Files
  580
Appendix A Supported MIB

580
Appendix

583
Working with the IOS File System, Configuration Files, and Software Images

583
I N D E X

617

Cisco 2950G 24 - Catalyst Switch Datasheet (19 pages)

Catalyst 2950 Series Switches with Enhanced Image Software

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Cisco 2950G 24 - Catalyst Switch Migration Manual (25 pages)

Cisco Catalyst 2950-12: Supplementary Guide

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Cisco 2950G 24 - Catalyst Switch Product Support Bulletin (5 pages)

Software Feature Comparison

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Cisco 2950G 24 - Catalyst Switch Product Bulletin (3 pages)

for Cisco Catalyst 3550, 2950, 2950 LRE, 2940, and 2955 Series Switches and CIGESM Blade Switch

Brand: Cisco | Category: Software | Size: 0.18 MB

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Cisco 2950G 24 - Catalyst Switch Manuals

Cisco 2950G 24 - Catalyst Switch Software Configuration Manual (648 pages)

Table of Contents

Chapter 2 Using the Command-Line Interface

Getting Help

Abbreviating Commands

Using no and Default Forms of Commands

Understanding CLI Messages

Using Command History

Using Editing Features

Searching and Filtering Output of Show and more Commands

Accessing the CLI

Chapter 3 Getting Started with CM

Features

Front Panel View

Topology View

Menus and Toolbar

Interaction Modes

Wizards

Online Help

CMS Window Components

Accessing CMS

Verifying Your Changes

Saving Your Configuration

Restoring Your Configuration

CMS Preferences

Using Different Versions of CMS

Where to Go Next

Chapter 4 Assigning the Switch IP Address and Default Gateway

Chapter 5 Configuring IE2100 CNS Agents

Chapter 6 Clustering Switches

TACACS+ and RADIUS

Access Modes in CMS

Management VLAN

LRE Profiles

Availability of Switch-Specific Features in Switch Clusters

Chapter 7 Administering the Switch

Configuring RADIUS Login Authentication

Defining AAA Server Groups

Configuring RADIUS Authorization for User Privileged Access and Network Services

Starting RADIUS Accounting

Configuring Settings for All RADIUS Servers

Configuring the Switch to Use Vendor-Specific RADIUS Attributes

Configuring the Switch for Vendor-Proprietary RADIUS Server Communication

Default NTP Configuration

Configuring NTP Authentication

Configuring NTP Associations

Configuring NTP Broadcast Service

Configuring NTP Access Restrictions

Configuring the Source IP Address for NTP Packets

Displaying the NTP Configuration

CHAPTER 8 Configuring 802.1X Port-Based Authentication

802.1X Configuration Guidelines

Enabling 802.1X Authentication

Configuring the Switch-To-RADIUS-Server Communication

Enabling Periodic Re-Authentication

Manually Re-Authenticating a Client Connected to a Port

Changing the Quiet Period

Changing the Switch-To-Client Retransmission Time

Setting the Switch-To-Client Frame-Retransmission Number

Enabling Multiple Hosts

Resetting the 802.1X Configuration to the Default Values

Chapter 9 Configuring the Switch Interfaces

Default Ethernet Interface Configuration

SFP Configuration

Configuring Interface Speed and Duplex Mode

Configuring Media Types for Gigabit Interfaces

Configuring IEEE 802.3X Flow Control on Gigabit Ethernet Ports

Adding a Description for an Interface

Chapter 10 Configuring LRE

Environmental Guidelines for LRE Links

Guidelines for Using LRE Profiles

CPE Ethernet Link Guidelines

Assigning a Global Profile to All LRE Ports

Assigning a Profile to a Specific LRE Port

Using Rate Selection to Automatically Assign Profiles

LRE Link Persistence

LRE Link Monitor

Understanding Spanning-Tree Features

Chapter 11 Configuring STP