3C15500
3Com Network Director User Guide
 United States Government Legend
3Com Corporation Campus Drive Marlborough MA USA
Page
Page
 Contents
 Product Activation
 Main Window
 Monitoring Logging VLANs
Discovering the Network
 110
Other Clouds 103
124 Summary Pane 126
128
 158 Device Icons Pull-Right Menu for Devices 161
143
166 167 Clouds
 217
193
 241
225 Files Associated with Saved Maps 226 Network Login
242 Properties Dialog Box for a Subnet 244
245
 282
Overview
 290 Exporting a Graph Zooming into a Graph 291
Showing Thresholds 289
300
321
 337
325 Alerts
343
 369 Examples Viewing the Unresolved Events for a Subnet 370
364 Attaching Alerts to Items 366 Configuring Alerts
371
378
 No Graph Available for an Event 383
383
395 Mapping file format
400
 404 History Host 405
What is Rmon 404
405 Matrix 406
425
 458
455
471
 Configuring Single Devices
 497
Vlan Management
 568
550
Useful Information and References 569
 Configuring the Device as a Radius Client
Configuring Access Rights 596 Configuring Trusted IP Hosts
Reference C
584 Editing Device and Port Selections
 644 Prioritizing a Video Conferencing Application 645
635 Applications Step 636 Application Field Values 637
648
 Servers That Cannot be Selected for Blocking 660
652 DiffServ Codepoint Field
661
662
 Agent Image Filenames
676
Overview Key Concepts 681 Multi-Site Networks
 NBX Support
 761 Monitoring a Phone Monitoring a Line Card 762
770 NBX NetSet Key Considerations Troubleshooting
768 Useful Information and References 769 NBX system
 789 Specify Telnet Login Information Step 790
784 Device Backup Events
792 Restore Summary Report Setup Components
787 Specify Device Being Replaced Step 788
 793 Specify Source Backup Step 794
Configuration Source Type Step 793
Why Errors can Occur during Restore and Setup 809
795
 About Device View 852 Management Support Matrix
3C OM D Evice V IEW
 855
Register Your Product to Gain Service Benefits
Page
Page
 About this Guide
 Text Conventions
List conventions that are used throughout this guide
Icon Description
Convention Description
 Pddtechpubscomments@3com.com
Which can be accessed through the application
 About this Guide
 Getting Started
All its major features
 Use Windows Explorer to browse the CD and access the files
 Displayed which enables you to
Start using 3Com Network Director with your 3Com devices
Create a new network map
 Specify Subnets Step
Discovery Type Step
Monitor Core Devices and Links Step
Community Strings Step
 Summary Step
Scheduled Discovery Step
Coexistence with 3Com Network Director
 Using saved Network Supervisor maps
 Device Warranty feature
Using saved 3Com Network Supervisor files
 Network Discovery
Main Window
Network Monitoring
 Main Features
 For more information, see Upgrading Device Software on
For more information, see Bulk Configuration on
 Main Features
 Getting Started
 Customer support for 3Com Network Director for the duration
Describes how to activate 3Com Network Director
Relating to both this and other associated products
This chapter covers the following topics
 Process
This number when it is first installed
Product Number the part number of your software, which
Starts with ‘3C’
 About Dialog Before Registration
 Activation Wizard License Key
Wizard consists of two steps as follows
 If you prefer, you can register your product manually at
 Outside US, Canada and Latin America
US, Canada and Latin America
Activating 3Com
Network Director
 Where can I find the license key for 3Com Network Director?
 What if I lose my Activation Key after registration?
What product number is right for me?
 Why can’t I log in to the 3Com support web site?
 Product Activation
 Key Considerations
 License Key Warning
 Troubleshooting
 Product Activation
 Director
Main Window
 To the main window
 Describes the operations you can perform from this window
Following section describes the features of the main window
For a selected link the text displayed is
 Menu Item Hot Key Operation
File Menu
 Menu Item Hot Key Operation
Edit Menu
 See Deleting Items from the Map
View Menu
 Grouped Network View on
 Background Images on
 Management on page 491 for more
Device Menu
 Monitoring Menu
Device Setup
 Rmon Menu
Alerts/Events Menu
 Statistics group on page 417 for
Tools Menu
 User Guide on
 Tree
Saved
 Scheduled Tasks Menu Option
 File New File Open Edit Add Device Edit Delete
 General
 General Tab
Device Management
 Components
 Internet
See Live Update on page 811 for more information
 Monitoring
Discovery
 Monitoring Tab
Logging
 See Performance Reporting on page 385 for more information
 VLANs
Retry/Timeout
 Retry/Timeout Tab
 Security Tab
 Guide
Index Menu Option
 Dialog box is displayed
Help About 3Com
 Number
You have a query about an aspect of 3Com Network Director
Activation Key
Activation key
 About Dialog Box License Number
 Process and the steps you can take to overcome them
About your network
 Discovery process itself
This chapter. This section explains the key concepts behind
Stages. The main concepts associated with these operations
Associated stages are outlined in this section as follows
 IP Ping
Purpose of each stage is described below
Device Capability Detection
 Snmp Type Detection
IP to MAC Resolution
End Station Type Recognition
 Web Type Recognition
DNS Name Resolution
NBX Phone Detection
 Device Sizing
 Sizing stage
 Remote Poll Stage broadcast ARP
Spanning Tree stage
 Initial Endstation stage
Device Resolution Stage
Remote Poll Stage directed pings
 Tree Building Stage
Outstanding end station stage
Clouds Unknown Topology
 Clouds Unknown Topology
 Edge Switch Unknown Topology
 Other Clouds
 Discovering the Network
 Key Concepts
 Discoveries
Scheduled
 File New
Welcome dialog box
 Tools Network Discovery with a discovered subnet selected
Tools Network Discovery with nothing selected
 Undiscovered Subnet
Tools Network Discovery with an undiscovered subnet selected
 This is the first pane of the wizard
Discovery Type Pane
 Adding subnets to the list
Specify Subnets Pane
 Add Subnet Dialog Box
 Add Range Dialog Box
 Removing subnets from the list
Editing subnets in the list
Choosing from a list of known subnets
 Find Subnets List
 Query Failure Dialog Box
Importing subnets from a file
 Monitor Core Devices and Links Pane
 Community Strings Pane
 Community Strings Pane
 NBX Call Processors Pane
NBX Voice Network Pane
 NBX Call Processors Pane
 Discovery Options Pane
 Components
 Scheduled Discovery Pane
Scheduled Discovery Pane
 Options Dialog Box Discovery Tab
 Summary Pane
 Network Discovery Wizard Summary Pane
 Network Discovery Progress Dialog Box
 Network Discovery Progress Dialog Box Minimized
 Network Discovery Summary Dialog Box
Network Discovery Summary dialog box
 Components
 Topology
 Initial Map Creation
 Midnight?
Subsequent Map Updates
Directly From the Options dialog box
 Am is midnight and 1200 pm is midday
 From the Discovery Wizard
 Scheduled Discovery Pane
 Discovering the Network
 Network how do
 Useful Information References
 There are clouds in my map
Some devices are the wrong type
 Discovering the Network
 Key Considerations
 Discovered
Discovery Section
Following devices
 Discovery Report Errors and Warnings
 Following devices returned invalid port information
Topology Section
 Discovery Report Errors and Warnings
 Discovering the Network
 Discovery Report Errors and Warnings
 Discovering the Network
 Following topics are covered in this chapter
Within 3Com Network Director
 Map
3Com Network Director
 IconDescription
Icons Used in the Map
 IconDescription
 Example Tree
 Map Structure
Components
 Device Groups Example
 Device Icons
Devices
 Device Icon Description
Network Infrastructure Device Icons
 Device Icon Description 3Com Wireless LAN Access Point
NBX Networked Telephony Solution Icons
Telephony Solution Icon Description
 End Station Icons
Pull-Right Menu for Devices
Devices Pull-Right Menu Options
End Station Icon Description Standard end station
 3Com Device View on page 475 for more information
 Menu Item Operation
Physical Links
 Physical Link Annotations
Unvalidated Links
Annotation Type Graphical Description Representation
 Pull-Right Menu for Physical Links
Spanning Tree Protocol Support
Physical Links Menu Options
 Attach Alerts Dialog Box on page 364 for more information
Layer-3 Connections
 Layer-3 Connections Menu Options
Pull-Right Menu for Layer-3 Connections
 Label Description
Clouds and Submaps
 Subnets
Pull-Right Menu for Clouds
 Subnet Icon’s Name
Undiscovered Subnets
 View Filtered Events
Subnets Menu Options
 Grouping Devices into a Device Group
Device Groups
Ungrouping Device Groups
 Device Groups Menu Options
Pull-Right Menu for Device Groups
 Tooltip
Tooltips
 Tooltip Displays
Map Item Labels and Address Translation
Map Item Information Displayed
 Custom Name
Label Type Label Source
 Becomes
Vendor Translation of MAC Addresses
 Working with the MAP
 Translate MACs Option
 Selecting Multiple Map Items in the Currently Viewed Map
Selecting Items in the Map and Tree
Release the mouse button
 Selecting Multiple Map Items
Selecting Multiple Items in the Tree
 Panning
Selection and the Pull-Right Menu
Zoom
 Fit to
Zoom out
Toolbar Zoom Buttons
Button Action Zoom
 Navigating Between Submaps and the Top-Level Map
Using the Zoom Rectangle
 Title Bar Displays
Pull-Right Menu for Map Background
Currently Viewing Text Displayed in Title
 Pull-Right Menu Options from the Map Background
Shortcut Symbols
 Shortcut Icon
Navigating Around the Map Using the Tree
 Trace Path
Viewing the VLANs on Your Network
 Trace Path Example
Changing the Displayed Path
 Button Action Explanation
Using the Filtered Trace Path View
 Trace Path Wizard
Using The Trace Path Wizard
 This button launches the Find dialog box
Finding Items on Your Network
 Using Wildcards to Find Partial Matches
 Searching Within the Search Results
For example
Wildcard Characters
Wildcard Matches
 Finding Devices
Using the Find Dialog Box to Select Items for Operations
Option Description
 Address address
 Search by Option Description
Finding Links
 Finding NBX Telephony Components
Speed Duplex mode Spanning tree mode
 Search by Option Description
 Comment field
 Automatic Relayout of Maps
Manual Layout of Map Items
 Adding Items to the Map
Manually Modifying the Map Contents
 Add Map Item Dialog Box
 Deleting Items from the Map
Linking Items in the Map
 Keeping the Map Up-to-date
Login on
 Working with the MAP
 Default Map Location
 Exporting Maps to Microsoft Visio
 Export to Visio Dialog Box
 Working with the MAP
 Components
 Common tasks with the map and tree
Following section provides some examples of how to perform
Network
Launch the Find dialog box by selecting Edit Find
 Select 3Com Switch 4400 from the Device type list
 Search Results Table
Select Tools Reports to launch the capacity report
 Viewing Devices without Grouping by Subnets
 Double-Clicking on a Router in the Tree
 Focusing in on a Set of Devices in the Map
 Zooming
 Adjusting the Magnification
 Locating the Two Devices
From Different Submaps
 Selecting Edit Add Link
Map
 Opening the Submap
 Selecting Edit Add Map
 Selecting Properties
 3Com Switch
NBX Network Telephony Solution
3Com Wireless Access Points
Tree
 Files Associated with Saved Maps
Filename Contents
Saved Map Files
 FilenameContents
 Network Login
 Discovered
Dialog box
It allows you to
Items on the network map
 See for more information
Items Supported by the Properties Dialog Box
Items on network
 Selected item
Structure Tabbed Pane
 Description of the Tabs in the Properties Dialog Box
Tab Title Contents
 Device Tree
Tab Title Contents
 Device Tree
 Components
 Tabs for a Node
 Tabs for an interface
Tabs for a Port
 Tabs for an Aggregated Link
 Tabs Available for a Unit/Slot
Aggregated links on the device, as shown in Figure
 Properties Dialog Box for a Supported Device Single Unit
 Properties Dialog Box for an Unsupported Device
 Properties Dialog Box for an End-Station
 Properties Dialog for a Phone
Phone tab
 Tabs available for a subnet are shown in Table
For a Subnet
Tabs available for a Subnet
 Properties Dialog Box for a Device Group
 Properties Dialog Box for a Cloud
 Properties Dialog Box for a Non-WAN Link
For a Link
 Tabs Available for a Non-WAN Link
Tabs available for a link are shown in Table
 Tab Title
 Connection
Tabs available for a WAN link are shown in Table
Tabs Available for a WAN Link
 Selection explanatory text is displayed, as shown in Figure
Tabs available for a link to a subnet are shown in Table
Tabs available for a Layer-3 Connection
 Properties Dialog Box for a Multiple Selection
 No Common Information Across the Selection
 Changing the Comments
Changing the Custom Name
 Click OK to save your changes
Setting the IP Address for a Manually Added Device
 Addresses Tab for a Manually Added Device
 Setting the Port Numbers for a Manually Added Link
 Ports Tab for a Manually Added Link
For a Device
 Components
 Security Tab for a Device
 Community Strings Not Accepted
 Monitoring tab of the Properties dialog box
 Retry/Timeout tab of the Properties dialog box
Retry and timeout settings can be configured from within
 4007
How Do I View the Properties of a Specific Port on a Device?
 Examples
 Properties for a Specific Port
 Security Tab for Multiple Devices
 How Do I Prevent the Discovery of End-Stations in a Subnet?
 There Is No Port Information For My Device
How Do I Restrict Monitoring to Snmp Traps for a Device?
 Lot of Fields in the Properties Dialog Box Show Unknown
There Is No General Unit Information For My Device
 Key Considerations
 Viewing Device Details
 Network using 3Com Network Director
When issues arise
Monitor
 Monitoring the Network
 Color Description
Map Item Color Key
 Monitoring State and the Grouped View
 Snmp MIB Data Retrieval
IP Ping Monitoring
 Snmp Trap Receipt
Service Polling
 Monitoring Non-3Com Devices
 Components
 Poll Rates
 Live Graph Display
 Displaying Thresholds
 Bi-State Monitors State Representation
Live Graphs Toolbar
 Detailed Graph Dialog Box on
Live Graphs Monitor Menu
 Display thresholds Toggles the forcing of the display
Live Graphs View Menu
 Components
 Detailed Graph
Viewing a Monitor’s Component Values
 Component Values Fields
Showing Thresholds
 Exporting a Graph
Showing Plot Points
 Graph Save As... Dialog box
Zooming into a Graph
 After zooming
Zooming
 Performed automatically from the Network Discovery Wizard
Configuration
 Disabling and Enabling Individual Monitors
 Detailed Graph for Disabled Monitor
 Monitoring Mode
 Configuration
 Poll Rate
 Monitoring Tab of Tools Options Dialog Box
 Monitoring Tab of Subnet’s Properties Dialog Box
 Monitoring Tab of Device’s Properties Dialog Box
 Specifying Monitoring Mode in the Discovery Wizard
 Monitoring Pane of Network Discovery Wizard
 Destination
Monitors event will be generated
 Monitoring Tab of Tools Options Dialog Box
 Monitoring the Network
 Logging Tab of Tools Options Dialog Box
 Enabling Monitoring
Network
On the Core Devices
 Subnet Selection from Main Window Tree
 Properties Dialog Box for a Subnet
 Use Defaults Option in Tools Options Dialog Box
 Poll Rates in Tools Options Dialog Box
Close the Properties dialog box by clicking OK
 Monitor History
Maintained
Minutes
 Maintain Monitor History Field Detail
 Problems Starting Monitoring for a Device or Link
 Monitoring the Network
 Error Message Dialog Box
 Monitoring the Network
 Relevant and concise
Event LOG
 Monitor-Based Events
Event Types
 Information Severity
Snmp Trap-Based Events
 Critical Severity
High Severity Events
Recurring Severity
 Event List Color Coding Key
Event Severity Colors
Color Severity
 Recurring Event Handling
Event Correlation
 Snmp Trap Filtering
Event Suppression
 Viewing Unresolved Events for a Selection To view all
Window
 Events Window Main Window
Events List
 Following table details the columns used in the Events list
Column Heading Contents
Events List Column Headings
 Events Menu
Events Toolbar
File Menu Item Hot Key Operation
 Edit Menu Item Hot Key Operation
Event Menu
View Menu Item Hot Key Operation
Event Menu Item Hot Key Operation
 There are two status bars shown in the Events window
Status Bars
 Database Status Bar
Navigating to Event Sources in the Map
 Commenting on Events
 Comment Dialog Box
Manually Resolving Events
 Deleting Events
 To stop an update while it is in progress select View Stop
 Export as CSV Format Dialog Box
 Wildcard Matches Example Example Matches
Wildcards Used in Find Operations
 Events List Components
 Name Filter
You may filter on any combination of the fields
 Severity Filter
Show only voice related events Filter
This field filters for events that have a specific severity
 Resolved Filter
Last number of days Filter
 Description Filter
Deleted Events Filter
Comment Filter
Filter Status Bar
 Text Description
Events Window Filter Status Bar Details
 Event tab provides a description of the event
Event Tab
 Graphs Tab
 Events List Components
 Trap Decode Tab
 Enabling Events
Disabling
 Disabled Events Dialog Box
 Selecting Items
 Selected Items dialog box
 Controlling Global Smart Event Analysis
Advanced Settings Dialog Box
 Controlling Snmp Trap Filtering
Smart Event Analysis will be ignored
 Controlling Per-Event Advanced Settings
 High and Warning Thresholds
Launching the Threshold Settings Dialog Box
 Threshold Settings Dialog Box
 Threshold Settings Dialog Box
 Event System Configuration
 Event LOG
 Logging Tab
 Event LOG
 Ageing Dialog Box
 Overview
Alerts System
Attach Alerts Dialog
Box
 Attach Alerts Dialog Box
 Attaching Alerts to Items
Configuring Alerts
 Token Replaced In Generated Alert By
Alert System Tokens
 Sample Pop-up Alert
 Pop-up for a Device
Snmp Trap Alerts
 Snmp Trap Alert Options
View relevant events and assist in troubleshooting
 Examples
 Filter Dialog Box 7 Days of High Severity
 Select File Export as CSV
 Filter Dialog Box Show
 Events Window Updated
 Event LOG
 Clear the Enable event suppression check box
Problem
 Server Farm Is Unreachable
Close the global Advanced Settings dialog box by clicking OK
 Add Alert Dialog Box Pager Option
 Set Up Alerts Dialog Box
 Attach Alerts Dialog Box
 Match the configured filter
Events List Update Was Stopped
No Events
Events list
 Events List Window Bottom Status Bar
Filter Has Excluded All Events
 Options Dialog Box Logging Tab
 See how network usage changes over a period of time
Performance Reporting
 Performance Reporting
 Historical Report Example
 Resolution Time span
Report Resolutions
 Device Monitors
Link monitors
Data Source Usage
Monitor Sub-graphs Comments
 Select Tools Options
 \Program Files\3Com\3Com Network Director\logging
 Requirements
On a link
 Trend of Link Utilization
 Daily Graph of Http Response Time
 Filename, Switch1 MAC address, Switch2 MAC address
Links between switches/hubs
Links between a switch/hub and an end station/cloud
Filename, MAC address
 Performance Reporting
 Monitor Data source
Link Monitors
 Monitored Monitored links Devices Disk space
Disk Space Requirements
 Changing the logging data directory
Troubleshooting Mapping file not updating
Navigate to the data\com\coms\wsd\tns subdirectory
 Missing data within RRD database files
 Key Considerations
 Performance Reporting
 Standard
Rmon
 Statistics
Support provided by 3Com Network Director
History
Following section describes the key concepts of Rmon
 HostTopN
Host
 Matrix
 RMONView window
By 3Com Network Director
 File menu
Menu bar
 RMONView window
View menu
 Options Menu
Options menu
 Manual Upload Toggles Manual Upload on/off. If
 See Map Item Labels and Address
 Update Menu
Update menu
 Help Menu
Window menu
Toolbar
 Toolbar Buttons
Additional Features
 Table Control Dialog Box
Table View
There are three ways to control the display of rows
 Viewing data from the Rmon Statistics group
Graph View
Viewing Rmon Statistics data for a selected device
 Rmon Statistics Option
 Viewing Rmon statistics data for a selected link
Rmon Statistics Slot 5 36 Port 10/100 L2 Switch
 Rmon Statistics Data for a Selected Link
 Statistics View Dialog Box
Statistics View dialog box
 View
Community String
Predefined Views
Predefined View Definition
 Viewing Rmon History data for a selected device
Viewing data from the Rmon History group
 Rmon History Data for a Specific Device
 Viewing Rmon history data for a selected link
 Viewing Single Link Lists
 History View Dialog Box
History View dialog box
 Update Rate
 Add, Delete
History Entries
 Rmon
 Viewing Rmon Host data for a selected device
Viewing data from the Rmon Host group
 Host Data for a Specific Device
 Viewing Rmon host data for a selected link
Switch 4007 Selection of the Slot within the Chassis
 Host View Dialog Box with the Vlan Interface Preselected
 Select Vlan Dialog Box
 Host View dialog box
 Update Rate
 Sort by
 Error dialog box
 Viewing Rmon Matrix data for a selected device
Viewing data from the Rmon Matrix group
 Rmon Matrix Data
3Com Switch
 Viewing Rmon matrix data for a selected link
Switch 4007 Separate Submenu
 Matrix View Dialog Box
 Host Submenu
 Update Rate
 Matrix Flow
Stations
 Managing Rmon tables
 Interface Dialog Box
Deletion of Rmon Tables
 Components
 This section describes some Rmon examples supported by 3Com
Errors
 How do I graph utilization on a specific VLAN?
 Rmon Limits on individual devices for table creation
Rmon Support on individual 3Com devices
 Creating Reports
 Feature Report Types Covered
Feature Report Types
 Open Windows Explorer Navigate to the following directory
Feature Report Types Covered
 Types are also available
Properties to use in your own command line scripts
Inventory Report
Capacity Report
 Components
 Creating Reports
 Reports Dialog Box
Generate Report Tab
 History
History Tab
 CSV format used for exported reports is
 Custom Report Types Dialog Box
 Add/Edit Report Type Wizard Columns Step
Columns Step
 Column Description
Available Columns for Node Details
 Column Description
 Available Columns for ‘Link Details
 Add/Edit Report Type Wizard Name and Description Step
Name and Description Step
 Further details
Report types
Assessing Network
Work out which 3Com devices to connect them to
 Choose to Place chart As new sheet and click Finish
 Creating Reports
 Key Considerations
 Creating Reports
 Administration Menu contains integrated add-on 3Com device
Web Management launches your default web browser against a
Devices on your network for any applicable warranty
Device selected in the network map
 Devices using 3Com Network Director
 Switch Manager is the element manager of the Switch
3Com Switch Manager
Network Jack Configuration Manager
3Com Device View
 Configuring Single Devices
 Key Concepts
 Properties General Tab
 Following two radio buttons are provided
Security
 Properties Unit Information Tab
Unit Information
 Properties VLANs Tab
 Properties VLANs Tab Vlan Routing
 Devices as shown in Figure
 Introduction Step
 Contact Details Step
 Partner/Reseller Details Step
 Partner/Reseller Details step displays the following fields
 Device Selection Step
 Summary Step
 What Data is Sent to the 3Com server
 Web Management
Device Warranty
 Device Warranty
 Web Interface
Devices on your network
 View
Click OK to launch the Device Warranty wizard
Select the device and right-click on it to launch the menu
 Examples
 Select the Tools Device Warranty menu option
 Why are some registered devices missing from the email?
 Configuring Single Devices
 Configuring VLANs
Configured on your
Viewing the VLANs
On your network
 General Vlan
Key Concepts
Concepts About VLANs
 Benefits of VLANs
Network Setup Showing Three VLANs
 Ieee 802.1Q standard for VLANs aims to
802.1Q VLANs
Port-based VLANs
 Tagged and untagged Vlan membership
 Communication between VLANs
Example of VLANs Distributed Amongst More Than One Switch
 Key Concepts
 Primary and Secondary IP interfaces
Switches Connected by 802.1Q Tagged Links
 Spanning Tree
Protocol-based VLANs
 Discovering VLANs in 3Com Network Director
3Com Network Director Vlan Concepts
 Vlan membership inference
For further information see Discovering the Network on
 Vlan equivalence
 Vlan Matching by 3Com Network Director
 Network Example
 Restrictions on Vlan support in 3Com Network Director
If the above network was additionally configured like this
 Show VLANs
 Show VLANs
 Interaction with Trace Path
Filter View button
 Vlan names
Maps with no Vlan information
 Show VLANs Toolbar Vlan Descriptions
Where
Identifier Description
 Naming the Vlan
 Find Dialog Box
 Listing Vlan Members
Options Dialog Box
 Options Dialog Box VLANs Tab
 Vlan membership
Vlan IDs
 VLANs tab for VLAN-aware switches
VLAN-aware switches. See Vlan membership inference on
 Ports in Vlan table
Columns in the Ports in Vlan table are
 Protocol Details Button
Protocol Details button
 Protocol Column
Vlan Routing button
 Vlan Routing Dialog Box
 Components
 VLANs Tab for VLAN-Unaware Devices
VLANs tab for VLAN-unaware devices
 VLANs Tab
 VLANs Tab for a Link
VLANs tab for a link
 Generate Report Dialog Box
Vlan configuration report
 Vlan Configuration Report Entry
Misconfigurations and Optimizations Report
 Inconsistent Vlan naming
Inconsistent Vlan configuration on link
Inconsistent Vlan IDs
 Changes Report
 Launching the wizard
Create Vlan wizard
 Entering the new Vlan name and ID
 Modifying the list of selected switches and ports
 Nearest Switch Port to the Non-Switch
 Components
 Add Ports by Type dialog box
Untagged radio buttons
 Checking Vlan connectivity
 Vlan Management
 Finding a Layer 3 Switch for a Vlan
 Checking the Vlan limit
Configuring unsupported devices
 Adding an IP routing interface
Manually Configuring a Vlan on Unsupported Devices
 Specify an IP Routing Interface
 Components
 Summary of changes to be made
 Device Summary Stage
Creating the new Vlan on the selected switches and ports
 Edit Port Vlan Membership wizard
 Adding Unconnected Ports
Modifying the list of selected switches and ports
 Untagged Vlan
Modifying the VLANs on the selected switch ports
 Tagged VLANs
 Tri-state Check Boxes
 How the changes will be applied
 Configuring unsupported devices
 Final Wizard Stage
 Applying the changes
 Device History Report
 Moving a port to another Vlan
 Selecting the Link to the End Station on the Map
 Network Before
Vlan is an existing Vlan on your network Before
 After
Extending your VLANs to include new inter-switch links
 Selecting the Link
 Second Wizard Stage
 Creating a new Voice Vlan for 3Com NBX systems
 Useful Information References
 Incorrect topology if all subnets are not discovered at once
Troubleshooting Incorrect Vlan membership inference
 Network Topology Example
 Network Topology Example
 Switch Switch4400-6 Port 00-30-1e-c6-40-38
 Vlan configuration and Display by Device Type
Changes report Vlan configuration consists
Device Type Vlan Display Vlan Configuration
Reference a
 Maximum number of VLANs by 3Com device
Reference B
Maximum Number
Device Type VLANs
 Device Type
Reference C
 3Com devices on the network
More of the 3Com devices in a network in a single operation
Same or different types, in a single operation
 Templates
Configuration
 Selection
 Configuration Editor Dialog Box
 Switch Device configuration template
Configuration Summary Tree Features
Switch Port configuration template
Features
 Feature Configuration Panels
 Configuration Editor Dialog box
 Port Selection Editor
Loading and Saving Configuration Templates
 Editing Device and Port Selections
 Bulk Configuration
 Components
 Loading and Saving Device and Port Selections
 Schedule Configuration Dialog Box
 Configuration Progress Dialog Box
 Device Status Information
Device Status Configuration Stage
 User Account Parameters
Configuring User Accounts
Account Parameter
 Account Parameter
 Bulk Configuration
 Edit User Account Dialog Box
Add User Account Dialog Box
 Configuring Trusted IP Hosts
Configuring Access Rights
 Trusted IP Hosts Panel
 Add Trusted IP Address Dialog Box
Add Trusted IP Address Dialog Box
 Radius Servers Panel
Configuring the Device as a Radius Client
 Radius servers feature restrictions
Configuring System Information
Parameter Restriction
 Configuring Trap Destinations
 Parameter Description
Trap Destination Table Entries
 Add Trap Destination Dialog Box
Configuring Spanning Tree
 Spanning Tree Parameter Restrictions
Spanning Tree Panel
 Configuring Broadcast Storm Control
Configuring Igmp
 Broadcast Storm Control Panel
Configuring Port Security
 Continuous learning, automatic-learning, full security
 Configuring Port Administration
 Port Administration Panel
Configuring Autonegotiation
 Autonegotiation Parameter Restrictions
Autonegotiation Panel
 Lacp Panel
Configuring Lacp
 This section provides some examples of how to use the Bulk
Configuration feature of 3Com Network Director
 Examples
 Schedule Configuration Dialog Box
 Examples
 Configuration Template Editor Radius Servers
 Configuration Template Editor Port Security
Select the user-login security mode
 Bulk Configuration
 Device Family Supported Features
Bulk Configuration Feature Summary
 Device Family
 Key Considerations
 Bulk Configuration
 Dropped in times of congestion
Network traffic on the 3Com devices on your network
Over your network
 Classification
 Key Concepts
 Network Topology
 Key Concepts
 Queue Servicing Mechanism
 Classification Rules Service Level
 DiffServ Codepoints
Service Level DiffServ Codepoint
 DiffServ Codepoints and Service Levels
Manually set up classifiers, dropping, queuing and marking
Classification Rule Service Level
 Prioritize Network Traffic Wizard Configuration Type
Configuration Type Step
 NBX Step
 NBX step
 Servers Step
 Prioritize Network Traffic Wizard Applications
Applications Step
 Application Field Values
 Finish Step and Progress
Agent Upgrades Required for Prioritization report
 Network Prioritization Report
Prioritization Configuration Report
 Configuration
 Configuration Type Prioritizing NBX Voice Traffic Example
 Prioritizing Network Traffic
 Examples
 Prioritizing Network Traffic
 Examples
 Prioritizing Network Traffic
 Examples
 Servers Restricting Access to Snmp Example
 Examples
 Prioritizing Network Traffic
 Applications Restricting Access to Snmp Example
 User Priority
User Priority
 RFC Number Title
RFC Definitions
 NBX Phone Traffic Classifier Rules
Traffic
Classifier Type Classifier Value Description
 Service Levels Used by 3Com Network Director
3Com Network Director Service Levels
Service Level Queue Marking Value Queue Device 802.1p
 Device Type Agent Version
 Key Considerations
 Resource Warning Content Explanation if appropriate
 Key Considerations
 Servers That Cannot Be Selected for Blocking
 Key Considerations
 Prioritizing Network Traffic
 Upgrade or downgrade the agent software on individual 3Com
You can use the Agent Update feature to
Agent software available to you
Agent software you have available
 Feature
 Agent Update Wizard Introduction
 Agent Update Wizard Update Type
Update Type Step
 Specify Devices and Agent Versions Step
Agent Update Wizard Specify Devices and Agent Versions
 Upgrading Device Software
 Change Agent Version Step
Agent Update Wizard Change Version
 Scheduling Step
Agent Update Wizard Scheduling
 Summary Step
 Progress Dialog Box
Agent Update Wizard Progress Dialog Box
 Reports Agent Update Summary report
 Agent evening. To do this
Agent Audit report
 Problem Device
 Device Family Agent Filename Format
Agent Filename Format by Device Type
 Device Problems
Troubleshooting
Update
Co-existence With
 Default location of 3Com Network Director is
 TIMEOUT,/TIMEOUT
 Upgrading Device Software
 Local and Remote Sites
Monitor and manage multi-site networks
 Issues with Managing a Multi-Site Network
 Configurable Timeouts
 Configurable Retries
 Configurable Monitoring Modes
Configurable Poll Rates for Active Monitoring
 Configurable Monitor Thresholds
Configurable Discovery Options
 Default WAN cloud
 Connecting Point-to-Point WAN Interfaces Together
 Grouping Logically Connected WAN Interfaces Together
 Using 3COM Network Director on a MULTI-SITE Network
 Components
 Manual Layout of WAN Topology and Rediscovery
 Configuring WAN Link Monitors
 Disabling Monitors on WAN Links
 There is a three level hierarchy in this mechanism
 Using 3COM Network Director on a MULTI-SITE Network
 Specifying Retries and Timeout Periods at the Subnet Level
 Retry/Timeout Tab
 Specifying Retries and Timeout Periods at the Device Level
 Using 3COM Network Director on a MULTI-SITE Network
 Determining Appropriate Retry and Timeout Periods
 Using 3COM Network Director on a MULTI-SITE Network
 Default Number Request Type Retries Default Timeout Period
Retry and Timeout Defaults
 Using 3COM Network Director on a MULTI-SITE Network
 Configuration
 Determining Monitoring Modes and Poll Rates
 Configuration
 Using 3COM Network Director on a MULTI-SITE Network
 Configuration
 Configuring Discovery
Configuring Discovery Options in Multi-Site Networks
 Configuration
 Using 3COM Network Director on a MULTI-SITE Network
 Scheduling Discoveries in Multi-Site Networks
 Using 3COM Network Director on a MULTI-SITE Network
 Examples
 Click Find
Find Dialog Box Default WAN
 Examples
 Adding a Cloud by Drag and Drop
 Properties Dialog Box General Tab
 Map Links Selected
 Map Router and New Cloud Selected
Select one of the routers and the new cloud in the map
 Map Router and New Cloud Linked
 Properties Dialog Box Ports Tab
 Map Showing Labelled Cloud
 Map Showing Multiple Links
 Rediscovered Map
Finally, relayout the map by selecting View Relayout Map
 Examples
 Discovery Type step select Specify subnets
Default Retry and Timeout Settings
 Network Discovery Wizard
 Add Subnet Dialog Box
 Add Subnet Dialog Box Subnet Address and Mask
 Add Range Start
 Add Subnet Dialog Box Discover Custom Ranges Selected
 Add Subnet Dialog Box End IP Address Edited
 Add Subnet Dialog Box Use Defaults Option Unchecked
 Add Subnet Dialog Box Retries and MS Timeouts
 Network Discovery Wizard Subnet Added
 Network Discovery Wizard Monitor Core Devices and Links
 Click Next to move onto the Discovery Options step
Click Next to move onto the NBX Call Processors step
 Network Discovery Wizard Discovery Options
Network Discovery Wizard Use Defaults Unchecked
 Network Discovery Wizard Only IP Devices Checked
 Find Dialog Box
 Find Dialog Box Fields Populated
 Map Zoomed to Search Results
 Weekly Graphs 30 Minute Average
 Smtp Response Time
 Threshold Settings Dialog Box
 WAN Family ifType
WAN Interface Types
 Isdn
 25lapb16 X25ple40 X25mlp121 X25huntGroup122
 Key Considerations
 Using 3COM Network Director on a MULTI-SITE Network
 Provides the following features
Solutions
Topology The NBX Call Processors, line cards and phones are
Displayed on the 3Com Network Director network map
 Shows the different types of icons and their meaning
Icons
NBX Map Icons
Device Type Icon Example
 Line Cards
NBX Call Processor
 NBX Applications
NBX Phones and Attendant Consoles
 Discovering the NBX Voice Network
 NBX Call Processors Step of the Network Discovery Wizard
NBX Call Processors step displays the following settings
 Add NBX Call Processor
Add NBX Call Processor/Modify NBX Call Processor
 Modify NBX Call Processor
 Monitoring a Phone
Monitoring the NBX Call Processor
 Monitoring a Line Card
Selecting the Phones Associated with an NBX Call Processor
 Context Menu for the NBX Call Processor
 Context Menu for the Phone or Line Card
 Events related to the NBX Call Processor
Understanding Voice-related 3Com Network Director Events
 Events related to other links or devices on the network
Events related to phones
 Launching NetSet for a phone or line card
 To be informed immediately when any of the phones become
When my Phones
Stop Working
Unavailable
 Useful Information References
 There is no NBX Call Processor associated with this device
There is no NBX Call Processor associated with my phone
 Phone was added manually
Display of end stations in the map has been disabled
Phone is not managed by the NBX Call Processor anymore
 NBX Support
 Key Considerations
 Phone was removed from the network
Why are there a lot of unconnected phones on the map?
 Phone cannot be reached
 How do I change the label of a phone or line card?
 Save the software configuration of your 3Com devices
You can use Backup, Restore and Setup to
Device from which it originated or to a replacement device
Same type
 Physical Configuration Devices
Backup feature is designed to help you store the software
Source device it is replacing
 Backup Type Step
Device Backup
Wizard
 Device Backup Wizard Backup Type
 Specify Telnet Login Information Step
Specify Devices to Backup Step
 Backup Identification Step
Username and password may be left blank
 Device Backup Wizard Backup Identification
 Summary Step and Progress
Scheduled Tasks
 Reports Backup Summary Report
 Backup Audit report lists the following
Backup Audit Report
 No Backups Found Step
 Specify Device Being Replaced Step
Device Restore Wizard No Backups Found
 Specify Backup to Use Step
 Device Restore Wizard Specify Backup To Use
 Summary Step and Progress
 Backing UP Device Configurations
 Specify Source Device Step
Configuration Source Type Step
 Device Setup Wizard Specify Source Device
Specify Source Backup Step
 Device Setup Wizard Specify Source Backup
Specify Devices to Setup Step
 Device Setup Wizard Specify Devices To Setup
 Device Setup Wizard Summary
 Backing UP Device Configurations
 Backup Identification Example
Scheduling a Device Backup Operation
 Scheduling Example
 Examples
 Specify Device Being Replaced Example
 Specify Source Device Example
 Backing UP Device Configurations
 Shown in Backup, Restore and Setup on
 Device Family Supported Parameters
Supported Parameters by Device Family
 Device Family Content of Backup File Body Section
Backup File Content by Device Family
 Install LOCATION\backups\lost
 Key Considerations
 Backing UP Device Configurations
 Advantage of the latest bug-fixes and device support
Manages the download of these files
Existing devices
Latest 3Com Product News notifies you of new 3Com products
 This section describes the keys concepts of Live Update
 Connection Type Step
Live Update Setup
 Use Custom Settings Step
 Live Update Setup Wizard Use Custom Settings Step
 Live Update Setup Wizard Summary Step
 Box
Click Finish to connect to the Internet
 Status
Live Update Select File Groups
 Table consists of three columns as follows
 File Group Details
Live Update Select File Groups Group Name
 Download Progress
 Live Update
 Options Internet
 Live Update
 To view the report Select the Tools Reports menu option
 Examples
 File Group Details Example
 Click OK to validate the changes
Automatic Configuration Example
 Solution 2 Manual Configuration using the Options Dialog Box
 Live Update
 Proxy Settings are not Retrieved
 Click OK to validate the settings
 Key Considerations
 Live Update
 Device Type Minimum Agent Version
Versions
 Device Type Version
Vlan Configuration
 Agent Versions
Setup are shown in Table
 Restrictions Backing Up and Restoring 3Com Devices
 Backup, Restore and Setup
 Appendix a Supported Devices
 Agent Update Supported 3Com Devices and Minimum Agent
Shows the devices that are supported by the Agent Update
 Restrictions Updating 3Com Agent Software
 Agent Update
 Appendix a Supported Devices
 Rmon Supported 3Com Devices
Rmon
 Device View Supported Devices
Devices supported by Device View are listed below
Supported Devices
 Device View
 Device Warranty Supported Devices
Switch Manager Supported Devices
Router Manager Supported Devices
 Device Warranty
 On the Network Director map as Generic IP devices
Compatibility issues with 3Com Network Director
 3COM Device View
 Support Matrix
Management features that are available
 Management Support Matrix
 PWR
 Technical solutions written by 3Com support engineers
Registration, Repair Services, and Service Request
Support information
You will find support tools posted on the 3Com web site at
 Details about recent configuration changes, if applicable
Diagnostic error messages
From 3Com or your reseller
Benefits, you must first register your product at
 Telephone Technical Support and Repair
 US and Canada Telephone Technical Support and Repair
 System Requirements
 Allow approximately 2Mb per device for data logging
 Report Examples
 Discovery Report
Example
 Following devices have been configured into multiple
Vlan configuration of the following devices could not be
Segment configuration of the following devices could not be
Following devices stopped responding while 3Com Network
 Appendix E Report Examples
 Device Learned On Learned By Multiple Ports Ports Learned On
Listings of the devices are provided as described
 Network Configuration
 Network Configuration
 Misconfigurations Optimizations Report
 Misconfigurations and Optimizations Report
 Appendix E Report Examples
 Configure aggregated links using Lacp
 Web Cache Redirection
Misconfiguration and Optimization Reports
 Misconfigurations and Optimizations Report
 Appendix E Report Examples
 Misconfigurations and Optimizations Report
 Appendix E Report Examples
 Misconfigurations and Optimizations Report
 Unsuccessful Configuration
Successful Configuration
Unable to Confirm Webcache Mode Changed
Unable to Determine Traffic Server Status
 Traffic Server Restart Already Under Way
Cache Mode Not Changed
Unable to Restart Webcache Traffic Server
 Redirection on the Cache Port
Limitations Webcache Redirection and VLANs
Webcache Software Releases
Restarting Webcache Traffic Server
 Report Section Combinations
3rd Party Devices
 Appendix E Report Examples
 Adding Trap Decodes
Where the fields are as follows
 RemedyRemedy Text/remedy
 885
 Appendix F Adding Trap Decodes
 Translations
 000102 3Com 3COM Corporation
 889
 Appendix G Adding MAC Address Vendor Translations
 Locate the following file on your disk
Integrating AN SSH Client
 MyClient -ip %1% -verbose
 Index
 Backup summary report
 Broadcast storm control configuring
 490
 386
Page
Page
 Internal 321
 Examples
 Deleted events
 How backup files are discarded discarding backup files
 Map 204 Links Finding 197
Page
 Files 64
 NBX
 New
Page
 Properties dialog box 229
 786 Backup summary Changes 133
Page
 Backup 783 Search
 Support for Rmon 407 supported 3Com devices
 Third party devices 142 threshold settings dialog box
 Viewing VLANs 188 499 Visio
 General concepts 500
Page
 3COM END User Software License Agreement
 Governing LAW