3Com 4210G NT Manuals

Manuals and User Guides for 3Com 4210G NT. We have 1 3Com 4210G NT manual available for free PDF download: Configuration Manual

3Com 4210G NT Configuration Manual (1133 pages)

24-Port/48-Port

Brand: 3Com | Category: Switch | Size: 12.77 MB

Table of Contents

6
- Configuration Guide
  1
- About this Manual
  3
- Obtaining Documentation
  5
- Related Documentation
  5
- 1 Product Features
  
  7
  - Introduction to Product
    7
  - Feature Lists
    7
- 2 Features
  
  9
  - Access Volume
    9
  - IP Services Volume
    11
  - IP Routing Volume
    13
  - Multicast Volume
    13
  - Qos Volume
    14
  - Security Volume
    15
  - High Availability Volume
    17
  - System Volume
    18
Table of Contents

35
Table of Contents

205
- 1 IP Addressing Configuration
  
  210
  - IP Addressing Overview
    210
    
    IP Address Classes
    210
    
    Special IP Addresses
    211
    
    Subnetting and Masking
    211
  - Configuring IP Addresses
    212
    
    Assigning an IP Address to an Interface
    212
    
    IP Addressing Configuration Example
    213
  - Displaying and Maintaining IP Addressing
    214
- 2 ARP Configuration
  
  215
  - ARP Overview
    215
    
    ARP Function
    215
    
    ARP Message Format
    215
    
    ARP Address Resolution Process
    216
    
    ARP Table
    217
  - Configuring ARP
    217
    
    Configuring a Static ARP Entry
    217
    
    Configuring the Maximum Number of ARP Entries for a Interface
    218
    
    Setting the Aging Time for Dynamic ARP Entries
    218
    
    Enabling the ARP Entry Check
    219
    
    ARP Configuration Example
    219
  - Configuring Gratuitous ARP
    219
    
    Introduction to Gratuitous ARP
    219
    
    Configuring Gratuitous ARP
    220
  - Displaying and Maintaining ARP
    220
- 3 Proxy ARP Configuration
  
  221
  - Proxy ARP Overview
    221
    
    Proxy ARP
    221
    
    Local Proxy ARP
    222
  - Enabling Proxy ARP
    222
  - Displaying and Maintaining Proxy ARP
    223
  - Proxy ARP Configuration Examples
    223
    
    Proxy ARP Configuration Example
    223
    
    Local Proxy ARP Configuration Example in Case of Port Isolation
    224
    
    Local Proxy ARP Configuration Example in Isolate-User-Vlan
    225
- 4 ARP Attack Defense Configuration
  
  227
- 5 DHCP Overview
  
  238
  - Introduction to DHCP
    238
  - DHCP Address Allocation
    239
    
    Allocation Mechanisms
    239
    
    Dynamic IP Address Allocation Process
    239
    
    IP Address Lease Extension
    240
  - DHCP Message Format
    240
  - DHCP Options
    241
    
    DHCP Options Overview
    241
    
    Introduction to DHCP Options
    241
    
    Self-Defined Options
    242
  - Protocols and Standards
    245
- 6 DHCP Relay Agent Configuration
  
  246
- 7 DHCP Client Configuration
  
  257
- 8 DHCP Snooping Configuration
  
  260
- 9 BOOTP Client Configuration
  
  268
- 10 DNS Configuration
  
  271
  - DNS Overview
    271
    
    Static Domain Name Resolution
    271
    
    Dynamic Domain Name Resolution
    271
    
    DNS Proxy
    273
  - Configuring the DNS Client
    274
    
    Configuring Static Domain Name Resolution
    274
    
    Configuring Dynamic Domain Name Resolution
    274
  - Configuring the DNS Proxy
    275
  - Displaying and Maintaining DNS
    275
  - DNS Configuration Examples
    275
    
    Static Domain Name Resolution Configuration Example
    275
    
    Dynamic Domain Name Resolution Configuration Example
    276
    
    DNS Proxy Configuration Example
    279
  - Troubleshooting DNS Configuration
    280
- 11 IP Performance Optimization Configuration
  
  281
- 12 UDP Helper Configuration
  
  287
  - Introduction to UDP Helper
    287
  - Configuring UDP Helper
    287
  - Displaying and Maintaining UDP Helper
    288
  - UDP Helper Configuration Examples
    288
    
    UDP Helper Configuration Example
    288
- 13 Ipv6 Basics Configuration
  
  290
- 14 Dual Stack Configuration
  
  315
  - Dual Stack Overview
    315
  - Configuring Dual Stack
    315
- 15 Sflow Configuration
  
  317
  - Sflow Overview
    317
    
    Introduction to Sflow
    317
    
    Operation of Sflow
    317
  - Configuring Sflow
    318
  - Displaying and Maintaining Sflow
    318
  - Sflow Configuration Example
    319
  - Troubleshooting Sflow Configuration
    320
    
    The Remote Sflow Collector Cannot Receive Sflow Packets
    320
Table of Contents

321
- 1 IP Routing Overview
  
  322
  - IP Routing and Routing Table
    322
    
    Routing
    322
    
    Routing Table
    322
  - Routing Protocol Overview
    324
    
    Static Routing
    324
    
    Routing Protocols and Routing Priority
    324
  - Displaying and Maintaining a Routing Table
    324
- 2 Static Routing Configuration
  
  326
  - Introduction
    326
    
    Static Route
    326
    
    Default Route
    326
    
    Application Environment of Static Routing
    327
  - Configuring a Static Route
    327
    
    Configuration Prerequisites
    327
    
    Configuration Procedure
    327
  - Detecting Reachability of the Static Route's Nexthop
    328
    
    Detecting Nexthop Reachability through Track
    328
  - Displaying and Maintaining Static Routes
    329
  - Static Route Configuration Example
    329
    
    Basic Static Route Configuration Example
    329
- 3 Ipv6 Static Routing Configuration
  
  332
  - Introduction to Ipv6 Static Routing
    332
    
    Features of Ipv6 Static Routes
    332
    
    Default Ipv6 Route
    332
  - Configuring an Ipv6 Static Route
    332
    
    Configuration Prerequisites
    332
    
    Configuring an Ipv6 Static Route
    333
  - Displaying and Maintaining Ipv6 Static Routes
    333
  - Ipv6 Static Routing Configuration Example
    333
Multicast Overview/Igmp Snooping Configuration

336
Table of Contents

429
- 1 Qos Overview
  
  432
  - Introduction to Qos
    432
  - Introduction to Qos Service Models
    432
    
    Best-Effort Service Model
    432
    
    Intserv Service Model
    432
    
    Diffserv Service Model
    433
  - Qos Techniques Overview
    433
    
    Positions of the Qos Techniques in a Network
    433
- 2 Qos Configuration Approaches
  
  435
  - Qos Configuration Approach Overview
    435
    
    Non Policy-Based Configuration
    435
    
    Policy-Based Configuration
    435
  - Configuring a Qos Policy
    436
    
    Defining a Class
    436
    
    Defining a Traffic Behavior
    438
    
    Defining a Policy
    439
    
    Applying the Qos Policy
    439
    
    Displaying and Maintaining Qos Policies
    442
- 3 Priority Mapping Configuration
  
  444
  - Priority Mapping Overview
    444
    
    Introduction to Priority Mapping
    444
    
    Priority Mapping Tables
    444
    
    Priority Trust Mode on a Port
    445
    
    Priority Mapping Procedure
    445
  - Priority Mapping Configuration Tasks
    446
  - Configuring Priority Mapping
    447
    
    Configuring a Priority Mapping Table
    447
    
    Configuring the Priority Trust Mode on a Port
    447
    
    Configuring the Port Priority of a Port
    448
  - Displaying and Maintaining Priority Mapping
    448
  - Priority Mapping Configuration Examples
    448
    
    Priority Mapping Table and Priority Marking Configuration Example
    448
  - Traffic Policing, Traffic Shaping, and Line Rate Overview
    452
    
    Traffic Evaluation and Token Buckets
    452
    
    Traffic Policing
    453
    
    Traffic Shaping
    454
    
    Line Rate
    455
  - Configuring Traffic Policing
    456
    
    Configuration Procedure
    456
    
    Configuration Example
    456
  - Configuring the Line Rate
    458
    
    Configuration Procedure
    458
    
    Configuration Example
    458
  - Displaying and Maintaining Traffic Policing, GTS, and Line Rate
    458
- 5 Congestion Management Configuration
  
  460
  - Congestion Management Overview
    460
    
    Causes, Impacts, and Countermeasures of Congestion
    460
    
    Congestion Management Policies
    460
  - Congestion Management Configuration Approaches
    463
  - Configuring Congestion Management
    464
    
    Configuring SP Queuing
    464
    
    Configure WRR Queuing
    464
    
    Configuring WFQ Queuing
    465
    
    Configuring SP+WRR Queues
    466
    
    Configuration Example
    466
  - Configuration Example
    467
  - Displaying and Maintaining Congestion Management
    468
- 6 Traffic Filtering Configuration
  
  469
- 7 Priority Marking Configuration
  
  472
- 8 Traffic Redirecting Configuration
  
  476
  - Traffic Redirecting Overview
    476
    
    Traffic Redirecting
    476
  - Configuring Traffic Redirecting
    476
- 9 Traffic Mirroring Configuration
  
  478
- 10 Class-Based Accounting Configuration
  
  482
- 11 User Profile Configuration
  
  485
  - User Profile Overview
    485
    
    User Profile Configuration Task List
    485
    
    Creating a User Profile
    486
    
    Applying a Qos Policy to User Profile
    486
    
    Enabling a User Profile
    487
  - Displaying and Maintaining User Profile
    487
- 12 Appendix
  
  487
- Appendix A Acronym
  
  488
- Appendix B Default Priority Mapping Tables
  
  489
  - Uncolored Priority Mapping Tables
    489
- Appendix C Introduction to Packet Precedences
  
  490
  - IP Precedence and DSCP Values
    490
  - 802.1P Priority
    491
Aaa Configuration

494
- Configuration Example
  495
- Configuration Procedure
  495
- 1 AAA Configuration
  
  501
- X Configuration
  
  544
  - X Overview
    544
    
    Architecture of 802.1X
    544
    
    Authentication Modes of 802.1X
    545
    
    Basic Concepts of 802.1X
    545
    
    Eap over Lans
    546
    
    Eap over Radius
    548
    
    X Authentication Triggering
    548
    
    Authentication Process of 802.1X
    549
    
    X Timers
    552
    
    Extensions to 802.1X
    553
    
    Features Working Together with 802.1X
    553
  - Configuring 802.1X
    555
    
    Configuring 802.1X Globally
    555
    
    Configuring 802.1X for a Port
    557
  - Configuring an 802.1X Port-Based Guest Vlan
    558
  - X Configuration Example
    559
  - Displaying and Maintaining 802.1X
    559
  - Guest Vlan and Vlan Assignment Configuration Example
    561
    
    Acl Assignment Configuration Example
    564
- 3 Ead Fast Deployment Configuration
  
  566
- 4 Habp Configuration
  
  571
  - Configuring Habp
    572
    
    Configuring the Habp Server
    572
  - Displaying and Maintaining Habp
    573
  - Habp Configuration Example
    573
    
    Configuring an Habp Client
    573
- 5 Mac Authentication Configuration
  
  575
  - Mac Authentication Overview
    575
  - Related Concepts
    576
  - Configuring Mac Authentication
    576
    
    Mac Authentication Timers
    576
    
    Quiet Mac Address
    576
    
    Vlan Assigning
    576
    
    Acl Assigning
    576
  - Displaying and Maintaining Mac Authentication
    578
  - Mac Authentication Configuration Examples
    578
    
    Local Mac Authentication Configuration Example
    578
    
    Radius-Based Mac Authentication Configuration Example
    580
    
    Network Requirements
    581
- 6 Port Security Configuration
  
  584
- 7 Ip Source Guard Configuration
  
  604
- 8 Ssh2.0 Configuration
  
  610
- 9 Sftp Configuration
  
  633
- 10 Pki Configuration
  
  643
  - Introduction to Pki
    643
    
    Pki Overview
    643
    
    Pki Terms
    643
    
    Architecture of Pki
    644
  - Pki Configuration Task List
    646
  - Configuring an Entity Dn
    646
  - Configuring a Pki Domain
    648
  - Submitting a Pki Certificate Request
    649
    
    Submitting a Certificate Request in Auto Mode
    650
    
    Submitting a Certificate Request in Manual Mode
    650
  - Retrieving a Certificate Manually
    651
  - Configuring Pki Certificate Verification
    652
  - Destroying a Local Rsa Key Pair
    653
  - Deleting a Certificate
    653
  - Configuring an Access Control Policy
    654
  - Displaying and Maintaining Pki
    654
  - Pki Configuration Examples
    655
    
    Requesting a Certificate from a Ca Running Rsa Keon
    655
    
    Requesting a Certificate from a Ca Running Windows 2003 Server
    658
    
    Configuring a Certificate Attribute-Based Access Control Policy
    662
    
    Troubleshooting Pki
    663
    
    Failed to Retrieve a Ca Certificate
    663
    
    Failed to Request a Local Certificate
    664
    
    Failed to Retrieve Crls
    664
- 11 Ssl Configuration
  
  665
  - Ssl Overview
    665
    
    Ssl Security Mechanism
    665
  - Ssl Configuration Task List
    666
    
    Ssl Protocol Stack
    666
  - Configuring an Ssl Server Policy
    667
    
    Ssl Server Policy Configuration Example
    668
  - Configuring an Ssl Client Policy
    669
  - Displaying and Maintaining Ssl
    670
    
    Ssl Handshake Failure
    670
    
    Troubleshooting Ssl
    670
- 12 Public Key Configuration
  
  672
- 13 Acl Overview
  
  680
  - Introduction to Acl
    680
    
    Application of Acls on the Switch
    680
  - Introduction to Ipv4 Acl
    681
    
    Ipv4 Acl Classification
    681
    
    Ipv4 Acl Naming
    681
    
    Ipv4 Acl Match Order
    682
    
    Ipv4 Acl Step
    683
    
    Effective Period of an Ipv4 Acl
    683
    
    Ip Fragments Filtering with Ipv4 Acl
    683
  - Introduction to Ipv6 Acl
    684
    
    Ipv6 Acl Classification
    684
    
    Ipv6 Acl Naming
    684
    
    Ipv6 Acl Match Order
    684
    
    Ipv6 Acl Step
    685
    
    Effective Period of an Ipv6 Acl
    685
  - Acl Application
    685
- 14 Ipv4 Acl Configuration
  
  686
  - Configuring a Basic Ipv4 Acl
    687
  - Configuring an Advanced Ipv4 Acl
    689
  - Configuring an Ethernet Frame Header Acl
    691
  - Copying an Ipv4 Acl
    692
  - Displaying and Maintaining Ipv4 Acls
    693
  - Ipv4 Acl Configuration Example
    693
- 15 Ipv6 Acl Configuration
  
  696
  - Configuring a Basic Ipv6 Acl
    696
  - Configuring an Advanced Ipv6 Acl
    697
  - Copying an Ipv6 Acl
    699
  - Displaying and Maintaining Ipv6 Acls
    700
  - Ipv6 Acl Configuration Example
    700
- 16 Acl Application for Packet Filtering
  
  702
  - Filtering Ethernet Frames
    702
  - Filtering Ipv4 Packets
    702
  - Filtering Ipv6 Packets
    703
  - Configuring Packet Filtering Statistics Function
    703
  - Acl Application Examples
    704
    
    Acl Application to an Ethernet Interface
    704
    
    Acl Application to a Vlan Interface
    705
Table of Contents

706
- 1 Smart Link Configuration
  
  709
- 2 Monitor Link Configuration
  
  725
  - Overview
    725
    
    Terminology
    725
    
    How Monitor Link Works
    725
  - Configuring Monitor Link
    726
    
    Configuration Prerequisites
    726
    
    Configuration Procedure
    726
    
    Monitor Link Configuration Example
    727
  - Displaying and Maintaining Monitor Link
    727
- 3 RRPP Configuration
  
  730
  - RRPP Overview
    730
    
    Background
    730
    
    Basic Concepts in RRPP
    731
    
    Rrppdus
    733
    
    RRPP Timers
    734
    
    How RRPP Works
    734
    
    Typical RRPP Networking
    735
    
    Protocols and Standards
    738
  - Rrpp Configuration Task List
    738
  - Creating an RRPP Domain
    739
  - Configuring Control Vlans
    739
  - Configuring Protected Vlans
    739
  - Configuring RRPP Rings
    739
    
    Configuring Rrpp Ports
    741
    
    Configuring Rrpp Nodes
    742
  - Activating an Rrpp Domain
    744
  - Configuring Rrpp Timers
    744
  - Configuring an Rrpp Ring Group
    745
  - Displaying and Maintaining Rrpp
    746
  - Rrpp Configuration Examples
    746
    
    Intersecting Ring Configuration Example
    748
    
    Received Packets
    750
    
    Intersecting-Ring Load Balancing Configuration Example
    753
    
    Troubleshooting
    763
- 4 Dldp Configuration
  
  764
  - How Dldp Works
    765
  - Dldp Configuration Task List
    771
  - Enabling Dldp
    771
  - Setting Dldp Mode
    772
  - Setting the Interval for Sending Advertisement Packets
    772
  - Setting the Delaydown Timer
    773
  - Setting the Port Shutdown Mode
    773
  - Configuring Dldp Authentication
    774
  - Resetting Dldp State
    774
  - Displaying and Maintaining Dldp
    775
    
    Resetting Dldp State in System View
    775
    
    Resetting Dldp State in Port View/Port Group View
    775
  - Dldp Configuration Example
    776
- 5 Ethernet Oam Configuration
  
  779
- 6 Connectivity Fault Detection Configuration
  
  790
  - Basic Concepts in Cfd
    790
  - Basic Functions of Cfd
    793
  - Basic Configuration Tasks
    794
  - Cfd Configuration Task List
    794
    
    Configuring Mip Generation Rules
    796
  - Configuring CC on Meps
    797
  - Configuring Lt on Meps
    798
  - Displaying and Maintaining Cfd
    799
  - Cfd Configuration Examples
    799
    
    Configuring Mep and Enabling CC on It
    800
    
    Configuring the Rules for Generating Mips
    802
  - Configuring Lb on Meps
    803
  - Track Overview
    804
- 7 Track Configuration
  
  804
Table of Contents

810
- 1 Logging in to an Ethernet Switch
  
  820
  - Introduction to User Interface
    820
    
    Supported User Interfaces
    820
    
    Users and User Interfaces
    821
    
    User Interface Number
    821
    
    Common User Interface Configuration
    821
- 2 Logging in through the Console Port
  
  823
- 3 Logging in through Telnet/Ssh
  
  835
- 4 User Interface Configuration Examples
  
  846
  - User Authentication Configuration Example
    846
    
    Network Diagram
    846
    
    Configuration Procedure
    846
  - Command Authorization Configuration Example
    847
    
    Network Diagram
    847
  - Command Accounting Configuration Example
    849
  - Web Server Configuration
    851
  - Displaying Web Users
    852
  - Connection Establishment Using Nms
    854
- 6 Logging in through Nms
  
  854
- 7 Specifying Source for Telnet Packets
  
  855
- 8 Controlling Login Users
  
  857
- 9 Basic System Configurations
  
  864
  - Entering/Exiting System View
    865
  - Configuring the Device Name
    865
  - Configuring the System Clock
    865
  - Enabling/Disabling the Display of Copyright Information
    868
  - Configuring a Banner
    869
  - Configuring Cli Hotkeys
    870
  - Configuring Command Aliases
    871
  - Configuring User Privilege Levels and Command Levels
    872
  - Displaying and Maintaining Basic Configurations
    877
  - Cli Features
    878
    
    Introduction to Cli
    878
    
    Online Help with Command Lines
    879
    
    Synchronous Information Output
    880
    
    Undo Form of a Command
    880
    
    Editing Features
    880
    
    Cli Display
    881
    
    Saving History Commands
    884
    
    Command Line Error Information
    885
- 10 Device Management
  
  886
- 11 File System Management
  
  899
- 12 Ftp Configuration
  
  916
  - Ftp Overview
    916
    
    Introduction to Ftp
    916
    
    Operation of Ftp
    916
  - Configuring the Ftp Client
    918
    
    Establishing an Ftp Connection
    918
  - Ftp Client Configuration Example
    921
  - Configuring the Ftp Server
    924
    
    Configuring Ftp Server Operating Parameters
    924
    
    Configuring Authentication and Authorization on the Ftp Server
    925
    
    Ftp Server Configuration Example
    926
  - Displaying and Maintaining Ftp
    930
- 13 Tftp Configuration
  
  931
  - Tftp Overview
    931
    
    Introduction to Tftp
    931
    
    Operation of Tftp
    931
  - Configuring the Tftp Client
    932
  - Displaying and Maintaining the Tftp Client
    933
  - Tftp Client Configuration Example
    934
- 14 Http Configuration
  
  937
  - Http Overview
    937
  - Enabling the Http Service
    937
  - Configuring the Port Number of the Http Service
    938
  - Associating the Http Service with an Acl
    938
  - Displaying and Maintaining Http
    938
- 15 Https Configuration
  
  939
- 16 Snmp Configuration
  
  945
  - Snmp Overview
    945
    
    Snmp Protocol Version
    946
    
    Mib Overview
    946
  - Configuring Snmp Logging
    949
    
    Introduction to Snmp Logging
    949
    
    Enabling Snmp Logging
    949
  - Snmp Trap Configuration
    950
    
    Enabling the Trap Function
    950
    
    Configuring Trap Parameters
    951
  - Displaying and Maintaining Snmp
    952
  - Snmp Configuration Example
    953
  - Snmp Logging Configuration Example
    954
- 17 Mib Style Configuration
  
  956
  - Setting the Mib Style
    956
  - Displaying and Maintaining Mib
    956
- 18 Rmon Configuration
  
  957
  - Rmon Overview
    957
    
    Working Mechanism
    957
    
    Rmon Groups
    958
  - Configuring Rmon
    959
  - Displaying and Maintaining Rmon
    961
  - Rmon Configuration Example
    961
- 19 Mac Address Table Management Configuration
  
  963
- 21 System Maintenance and Debugging
  
  973
  - Ping Configuration Example
    974
  - Configuring Tracert
    976
  - System Debugging
    977
    
    Introduction to System Debugging
    977
  - Ping and Tracert Configuration Example
    978
- 22 Information Center Configuration
  
  980
- 23 Hotfix Configuration
  
  998
  - Hotfix Overview
    998
    
    Basic Concepts in Hotfix
    998
    
    Patch Status
    998
  - Hotfix Configuration Task List
    1001
  - One-Step Patch Installation
    1002
  - Step-By-Step Patch Installation
    1003
    
    Activating Patches
    1004
    
    Confirm Running Patches
    1004
  - One-Step Patch Uninstallation
    1005
  - Step-By-Step Patch Uninstallation
    1005
  - Displaying and Maintaining Hotfix
    1006
  - Hotfix Configuration Examples
    1006
    
    Hotfix Configuration Example (Irf Device)
    1007
- 24 Nqa Configuration
  
  1009
  - Nqa Overview
    1009
    
    Introduction to Nqa
    1009
    
    Features of Nqa
    1009
    
    Basic Concepts of Nqa
    1011
  - Nqa Configuration Task List
    1012
    
    Nqa Test Operation
    1012
  - Configuring the Nqa Server
    1013
  - Enabling the Nqa Client
    1013
  - Creating an Nqa Test Group
    1013
  - Configuring an Nqa Test Group
    1014
    
    Configuring an Icmp Echo Test
    1014
    
    Configuring a Dhcp Test
    1015
    
    Configuring an Ftp Test
    1016
    
    Configuring an Http Test
    1017
    
    Configuring a Udp Jitter Test
    1018
    
    Configuring an Snmp Test
    1020
    
    Configuring a Tcp Test
    1021
    
    Configuring a Udp Echo Test
    1022
    
    Configuring a Voice Test
    1023
    
    Configuring a Dlsw Test
    1025
  - Configuring the Collaboration Function
    1026
  - Configuring Trap Delivery
    1027
  - Configuring Optional Parameters Common to an Nqa Test Group
    1028
  - Configuring the Nqa Statistics Function
    1028
  - Scheduling an Nqa Test Group
    1030
  - Displaying and Maintaining Nqa
    1031
  - Nqa Configuration Examples
    1031
    
    Icmp Echo Test Configuration Example
    1031
    
    Dhcp Test Configuration Example
    1032
    
    Ftp Test Configuration Example
    1033
    
    Http Test Configuration Example
    1034
    
    Udp Jitter Test Configuration Example
    1036
    
    Snmp Test Configuration Example
    1038
    
    Tcp Test Configuration Example
    1039
    
    Udp Echo Test Configuration Example
    1041
    
    Voice Test Configuration Example
    1042
    
    Dlsw Test Configuration Example
    1045
    
    Nqa Collaboration Configuration Example
    1046
- 25 Ntp Configuration
  
  1049
  - Ntp Overview
    1049
    
    Applications of Ntp
    1049
    
    Advantages of Ntp
    1049
    
    How Ntp Works
    1050
    
    Ntp Message Format
    1051
    
    Operation Modes of Ntp
    1052
  - Ntp Configuration Task List
    1054
    
    Multiple Instances of Ntp
    1054
  - Configuring the Operation Modes of Ntp
    1055
    
    Configuring the Ntp Symmetric Peers Mode
    1056
  - Configuring Optional Parameters of Ntp
    1058
    
    Specifying the Source Interface for Ntp Messages
    1058
    
    Disabling an Interface from Receiving Ntp Messages
    1059
    
    Configuring the Maximum Number of Dynamic Sessions Allowed
    1059
  - Configuring Access-Control Rights
    1059
  - Configuring Ntp Authentication
    1060
  - Displaying and Maintaining Ntp
    1062
  - Ntp Configuration Examples
    1063
    
    Configuring the Ntp Symmetric Mode
    1064
    
    Configuring Ntp Multicast Mode
    1067
    
    Configuring Ntp Client/Server Mode with Authentication
    1070
    
    Configuring Ntp Broadcast Mode with Authentication
    1071
  - Cluster Management Configuration
    1074
  - Cluster Management Overview
    1074
    
    How a Cluster Works
    1075
  - Cluster Configuration Task List
    1078
  - Configuring the Management Device
    1080
    
    Enabling Ndp Globally and for Specific Ports
    1080
    
    Configuring Ndp Parameters
    1081
    
    Enabling Ntdp Globally and for Specific Ports
    1081
    
    Configuring Ntdp Parameters
    1081
    
    Manually Collecting Topology Information
    1082
    
    Enabling the Cluster Function
    1083
    
    Establishing a Cluster
    1083
    
    Cluster Member Management
    1085
  - Configuring the Member Devices
    1086
  - Configuring Access between the Management Device and Its Member Devices
    1086
  - Adding a Candidate Device to a Cluster
    1087
  - Configuring Advanced Cluster Functions
    1088
    
    Configuring Topology Management
    1088
    
    Configuring Interaction for a Cluster
    1089
    
    Snmp Configuration Synchronization Function
    1090
    
    Configuring Web User Accounts in Batches
    1091
  - Displaying and Maintaining Cluster Management
    1092
  - Cluster Management Configuration Example
    1092
- 27 Irf Configuration
  
  1096
  - Irf Overview
    1096
  - Irf Working Process
    1097
    
    Irf Connections
    1097
    
    Topology Collection
    1102
    
    Role Election
    1102
    
    Irf Management
    1103
  - Irf Configuration Task List
    1106
    
    Configuring Irf Ports
    1107
    
    Setting a Member ID for a Device
    1108
    
    Specifying a Priority for an Irf Member
    1109
    
    Specifying the Preservation Time of Irf Bridge Mac Address
    1109
    
    Enabling Auto Upgrade of Boot Files
    1110
    
    Setting the Delay Time for the Link Layer to Report a Link-Down Event
    1111
  - Logging in to an Irf
    1112
    
    Logging in to the Master
    1112
    
    Logging in to a Slave
    1112
  - Displaying and Maintaining Irf
    1113
  - Irf Configuration Examples
    1113
    
    Irf Connection Configuration Example
    1113
    
    Configure Switch
    1114
- 28 Ipc Configuration
  
  1115
  - Ipc Overview
    1115
  - Enabling Ipc Performance Statistics
    1116
  - Displaying and Maintaining Ipc
    1117
- 29 Poe Configuration
  
  1118
  - Poe Overview
    1118
    
    Introduction to Poe
    1118
  - Poe Configuration Task List
    1119
  - Configuring the Poe Interface
    1119
    
    Protocol Specification
    1119
    
    Configuring a Poe Interface through the Command Line
    1120
    
    Configuring Poe Interfaces through a Poe Configuration File
    1120
  - Configuring Poe Power Management
    1121
    
    Configuring Pd Power Management
    1121
  - Configuring the Poe Monitoring Function
    1122
  - Upgrading Pse Processing Software Online
    1123
  - Configuring a Pd Disconnection Detection Mode
    1123
  - Enabling the Pse to Detect Nonstandard Pds
    1124
  - Displaying and Maintaining Poe
    1124
  - Poe Configuration Example
    1125
  - Troubleshooting Poe
    1126
- 30 Automatic Configuration
  
  1127

3Com Categories

Switch

Network Router Wireless Access Point Modem

Network Card

More 3Com Manuals

3Com 4210G NT Manuals

3Com 4210G NT Configuration Manual (1133 pages)

Table of Contents

Table of Contents

1 Product Features

2 Features

Table of Contents

1 Ethernet Port Configuration

2 Link Aggregation Configuration

3 Port Isolation Configuration

4 MSTP Configuration

5 LLDP Configuration

6 VLAN Configuration

7 Isolate-User-VLAN Configuration

8 Voice VLAN Configuration

9 GVRP Configuration

10 Qinq Configuration

11 BPDU Tunneling Configuration

12 Port Mirroring Configuration

Table of Contents

1 IP Addressing Configuration

2 ARP Configuration

3 Proxy ARP Configuration

4 ARP Attack Defense Configuration

5 DHCP Overview

6 DHCP Relay Agent Configuration

7 DHCP Client Configuration

8 DHCP Snooping Configuration

9 BOOTP Client Configuration

10 DNS Configuration

11 IP Performance Optimization Configuration

12 UDP Helper Configuration

13 Ipv6 Basics Configuration

14 Dual Stack Configuration

15 Sflow Configuration

Table of Contents

1 IP Routing Overview

2 Static Routing Configuration

3 Ipv6 Static Routing Configuration

Multicast Overview/Igmp Snooping Configuration

1 Multicast Overview

2 IGMP Snooping Configuration

3 Multicast VLAN Configuration

4 MLD Snooping Configuration

5 Ipv6 Multicast VLAN Configuration

Table of Contents

1 Qos Overview

2 Qos Configuration Approaches

3 Priority Mapping Configuration

5 Congestion Management Configuration

6 Traffic Filtering Configuration

7 Priority Marking Configuration

8 Traffic Redirecting Configuration

9 Traffic Mirroring Configuration

10 Class-Based Accounting Configuration

11 User Profile Configuration

12 Appendix

Appendix A Acronym

Appendix B Default Priority Mapping Tables

Appendix C Introduction to Packet Precedences

Aaa Configuration

1 AAA Configuration

X Configuration

3 Ead Fast Deployment Configuration

4 Habp Configuration

5 Mac Authentication Configuration

6 Port Security Configuration

7 Ip Source Guard Configuration

8 Ssh2.0 Configuration

9 Sftp Configuration

10 Pki Configuration

11 Ssl Configuration

12 Public Key Configuration

13 Acl Overview

14 Ipv4 Acl Configuration

15 Ipv6 Acl Configuration

16 Acl Application for Packet Filtering

Table of Contents

1 Smart Link Configuration

2 Monitor Link Configuration