3Com T1/PRI manual Conventions, This table lists conventions used throughout this reference

Page 10

iiABOUT THIS REFERENCE

Conventions	This table lists conventions used throughout this reference.

	Icon	Notice Type	Description

		Information note	Information that contains important features or
			instructions.

		Caution	Information to alert you to potential damage to a
			program, system, or device.

		Warning	Information to alert you to potential personal injury
			or fatality. May also alert you to potential electrical
			hazard.

		ESD	Information to alert you to take proper grounding
			precautions before handling a product.

Contacting 3Com Call the appropriate number listed below for technical support.

■If you are calling from the United States or Canada Dial 1.800.231.8770

■If you are calling from Europe, Middle East, or Africa

Dial +353.1.823.7700 (+ represents your international carrier code and 353 represents the Ireland country code, where 3Com International Customer Services is located)

■If you are calling from all other locations

Dial (your international carrier code) 847.797.6600

Refer to the Total Control Hub Documentation CD-ROM for more information regarding product warranty.

For information about Customer Service, including support, training, code releases and updates, contracts, and documentation, visit our website at http://totalservice.usr.com

Image 10

Contents Dual T1/PRI Version NumberDual T1/PRI 3Com Corporation 5400 Bayfront Plaza Santa Clara, California Contents Configuring the span line’s interface ID Dual T1/PRI Maintenance Trouble Clearing Page Information This Reference About this ReferenceFinding Specific If you are looking for Turn toThis table lists conventions used throughout this reference ConventionsIcon Description Overview Supported FeaturesAccessing User InterfaceCallout # Lines 1 Dual T1/PRI ConfigurationConfiguring Span Interface UI console’s main menuFraming mode selects the T1 format Menu Option 1 Configuring the span line’s framing modeMenu Option 2 Configuring the span line’s line coding This diagram represents this process Menu Option 4 Configuring the span line’s jitter attenuationMenu Option 6 Configuring for the Telco’s switch type Menu Option 7 Configuring the span line’s idle bit patternMenu Option 8 Mapping the span line’s DS0s to chassis modems DS0#sl#/ch#Menu Option 11 Configuring span level call-type blocking Menu Option 9 Configuring the span line’s signaling channelMenu Option 10 Configuring the span line’s interface ID Menu Option 12 Configuring span level cause codesCause Code Type Default Cause Code Value Description Menu Option 13 Configuring the DS0 level call-type blockingFollowing types of cause codes are supported Menu Option 15 Configuring the Short Haul NIC line length Menu Option 14 Configuring the DS0 level service stateDSS DS0#, DS0#, DS0#-DS0#,... for multiple DS0s Any changes made will take effect immediately Routing ConfiguringInbound Call Menu Option 1 Selecting a Gateway to process digital callsConfiguring inbound call routing PHIDX#ph=PH#,ct=xIDP# Use the following syntax to assign a pool type to a pool ID IdptCard Menu Option 1 Saving configuration changes to NvramSaved to Nvram will be restored Menu Option 9 Allowing ISDN-GWC terminationMenu Option 5 Configuring chassis slot devices Menu Option 2 Restoring configuration from NvramMenu Option 3 Restoring the default configuration Menu Option 4 Assigning timing source priorityMenu Option 7 Configuring the UI console password Menu Option 6 Configuring the modem routing methodMenu Option 8 Enabling automatic DS0 state change Configuring Software Fault Event Logging Menu Option 9 Companding Code ConfigurationCommands and logging out of the user interface UI console Dual T1/PRI MaintenanceCommands Dual T1/PRIIssuing this command reboots the NAC Menu Option 1 Resetting the highest priority timing sourceMenu Option 2 Resetting the PRI NAC Selecting option 1 from the main menu produces this screenForcing the NAC to master the TDM bus Forcing receiver reframe on the span linesMenu Options Changing span line service state Menu Option 11 Disabling red Alarm LEDsChanging individual DS0 service states Connect/disconnect B-channel on span lines 1Logging Out Command, from the console’s main menuFeature in the card configuration option of the main menu UI ConsoleDisplays Dual T1/PRI Status DisplaysDual T1/PRI Status From the user interface UI console’s main menuMenu Option 1 Checking power-up self test status RAMNo NAC is installed and assigned to that particular slot Menu Option 3 Checking chassis slot device configurationsMenu Option 2 Checking the T1/PRI’s overall status Menu Option 4 Checking DS0/modem channel status Menu Option 5 Checking the chassis’ Isdn gateway statusChecking span line 1 and 2’s DS0 status NetServer PRI NAC Checking span line 1 and 2’s alarm/event statusTime slot is available and awaiting a call Time slots are mapped toDual T1/PRI Status Displays 8CHAPTER 4 Dual T1/PRI Status Displays Press Ctrl-Rto reset any of the counters on this screen Trouble Clearing Using the LEDsIndicate line signal conditions Trouble clearing informationCD 1 or Alrm 1 or Lpbk 1 or T1 Condition LED Color Alarm Severity ResultLevels Layer 2 D-channel StatusCorrecting Alarm/Error Conditions Alarm/Error Level Trouble ClearingOff and signaling Channel Down Current Draw Technical SpecificationsCertification Regulatory United States ComplianceShipping and Storage Physical DimensionsEnvironment OperatingIndex Certification B-1INDEX-2