3Com 5000 manual T1 interface to DSU/CSU, T1interface attributes

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42Chapter 2: Installation

T1 interface to DSU/CSU

Introduction to the T1 interface T1 interface, which stands for channelized CT1/PRI interface, is responsible for forwarding and processing T1 data flow, delivering CT1 access and implementing ISDN PRI function. Its attributes are listed in the following table:

Table 18 T1interface attributes

Attribute	Description

Connector type	RJ45
Interface standard	G.703/T1 102, G.704
Maximum baud rate	1.544Mbps
Matching cable	T1 cable (100Ω standard shielded cable)
Operating mode	T1, CT1, ISDN PRI
Function	Backup
	Terminal access
	ISDN

For the T1 module, corresponding serial interface shall be created after you use the timeslot bundling command on the Controller T1 interface.

T1 interface cable T1 interface matches 100Ω standard shielded cable. See the following figure:

Figure 30 T1 interface cable

You can also choose to use network connector assembly, for extending two T1 interface cables.

T1 interface cable and network connector assembly are optional.

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Contents 3Com Router 5000 Family 3Com Corporation Campus Drive Marlborough Page Page Contents Introduction Software Maintenance under v 3.11 Environment Register Your Product to Gain Service BenefitsContents Contents About This Guide Conventions RelatedDocumentation Comments Pddtechpubscomments@3com.comAbout This Guide About RouterEthernet access solution By extending SICs and MIMs, 3Com Router 3C13701Router 5012 Indicators System DescriptionSystem description of 3Com Router 3C13751 SLOT1~3 READY/ACTIVELEDs of 3Com 5232 Router ReadyNvram Router 5642 Indicators 3C137553Com Router 5642 Front view of 3Com Router Router 5642 Indicators 3C13759 3Com Router 5682 Front view of 3Com RouterRouter 5682 Indicators Introducing the Router 5000 Family Router in a Rack Installing the Router on a WorkbenchInstalling Standard rack, as shown in FigurePower Cords Grounds and Cables Pgnd WirePower Cord AC Power Cord AC power supplyRecommended power outlet AC Power ConnectorConsole Terminal Introduction to console port Console cableAttributes of the console port Ethernet cable Router to LAN ConnectionIntroduction to the Ethernet interface Attributes of the Ethernet interfaceIntroduction to the AUX port Router to WANConnection AUX cableWAN Interface to Attributes of the synchronous/asynchronous serial interfaceAttributes of the synchronous/asynchronous serial interface Transmission rate and distance of V.24 RS232/V.35 cableDTE and DCE 24 RS232 DCE cable assembly DTE cable assembly35 DTE cable assembly 35 DCE cable assembly21 DTE cable assembly V24 DTE cable assembly 35 DCE cable assembly 120Ω balanced twisted pair cable E1 interface to DSU/CSU75Ω unbalanced coax cable E1 interface attributesE1 120Ω balanced twisted pair cable T1 interface to DSU/CSU T1interface attributesSetting the parameters for console terminal Setting up Configuration EnvironmentConnecting the router to a console terminal Startup RouterSetting the connection port in the local configuration Checking before power-on Powering on the routerChecking/operating after power-on Press Enter and the screen will display Fundamentals Router ConfigurationCharacteristics of the command line interface InterfaceCommand line interface Starting and Configuring the Router Troubleshooting of nothing being displayed on the terminal TroubleshootingPower System ConsoleTroubleshooting of repeated reboot SdramSoftware Upgrade ApplicationTroubleshooting Router manages three types of files Configuration fileIntroduction Application image file main softwareSoftware Maintenance underBoot Menu EnvironmentDefault names and types of the boot files =MAIN B=BACKUP S=SECURE Flag set successfully Upgrading Software through Xmodem Upgrading the application imageDownload completed Upgrading the entire Boot ROM image Upgrading the application image through Ethernet Router Software Maintenance Software Maintenance under v 3.11 Environment Dealing with a Router PasswordPassword loss. They can help you to set a new password LossRegister Your Service BenefitsSolve Problems Online Product to GainAccess Software WarrantyServices Purchase ExtendedContact Us Telephone TechnicalSupport and Repair Country Telephone Number US and Canada Telephone Technical Support and Repair Appendix a Obtaining Support for Your 3COM Products

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