Cisco Systems SMD48FXSE Auxiliary Port to Modem, Alternative Connections to Terminal and Modem

Page 57

Appendix A Cable Specifications and Information

Console and Auxiliary Port Cables and Pinouts

Auxiliary Port to Modem

Figure A-3shows the RJ-45-to-RJ-45 rollover cable assembly and the RJ-45-to-DB-25 male DCE adapter (labeled MODEM); Table A-3lists the pinouts.

Figure A-3 Auxiliary Port to Modem—Cable and Adapter

RJ-45-to-DB-25 male adapter

RJ-45 cable

8 1

CAB-5MODCM

MODEM

14

1

13

25

H11194

Table A-3 Auxiliary Port to Modem—Cable Pinouts (RJ-45 to DB-25)

Auxiliary Port

RJ-45-to-RJ-45

RJ-45-to-DB-25

Modem Port

(DTE, RJ-45)

Rollover Cable

Adapter “MODEM”

(DCE, DB-25)

 

 

 

 

 

 

Signal

RJ-45 Pin

RJ-45 Pin

RJ-45 Pin

DB-25 Pin

Signal

 

 

 

 

 

 

RTS

1

8

8

4

RTS

 

 

 

 

 

 

DTR

2

7

7

20

DTR

 

 

 

 

 

 

TxD

3

6

6

2

TxD

 

 

 

 

 

 

GND

4

5

5

7

GND

 

 

 

 

 

 

GND

5

4

4

7

GND

 

 

 

 

 

 

RxD

6

3

3

3

RxD

 

 

 

 

 

 

DSR

7

2

2

8

DCD

 

 

 

 

 

 

CTS

8

1

1

5

CTS

 

 

 

 

 

 

Alternative Connections to Terminal and Modem

Your Cisco VG350 Voice Gateway ships with an RJ-45-to-RJ-45 rollover cable and two adapters for connection to a PC, a terminal, or a modem. If you want to use an RJ-45 straight-through cable or other adapters, see Table A-4for usable cable and adapter combinations.

Table A-4

Alternative Terminal and Modem Connections

 

 

 

Cisco VG350 Port

 

 

Connection

 

RJ-45 Cable Type

Adapter

 

 

 

Console port to PC

Straight-through

DCE, DB-9 female

 

 

 

Auxiliary port to modem

Rollover1

DCE2, DB-25, male

 

 

Straight-through

DTE2, DB-25, male

1.An octal cable or RJ-45 breakout cable is equivalent to a rollover cable.

2.Modify the DB-25 adapter by removing the wire in pin 6 and placing it in the pin 8 position.

Cisco VG350 Voice Gateway Hardware Installation Guide

 

A-4

OL-25970-01

 

 

 

Image 57
Contents Americas Headquarters Cisco VG350 Voice Gateway Hardware Installation GuidePage N T E N T S Grounding Site Log Audience OrganizationChapter Title Description Convention Description ConventionsBewaar Deze Instructies Safety WarningsSäilytä Nämä Ohjeet Conservez CES InformationsConservare Queste Istruzioni Bewahren SIE Diese Hinweise GUT AUFTA Vare PÅ Disse Instruksjonene Guarde Estas InstruçõesSpara Dessa Anvisningar GEM Disse Anvisninger Xiii Xiv Related Documentation Obtaining DocumentationCisco.com Obtaining Technical Assistance Documentation FeedbackOrdering Documentation Cisco Technical Support WebsiteDefinitions of Service Request Severity Submitting a Service RequestObtaining Additional Publications and Information USB OverviewAC OK VG350 Voice Gateway ChassisInterfaces and Service Capabilities Configuration OptionsSFP Physical Description and LEDs LED IndicatorsLED Color DescriptionCF0/CF1 Specifications Description SpecificationSFP Transportation and Storage SD/EMI Configuration Connections Configuration MethodsSoftware Elements OL-25970-01 Cisco Double-Wide High Density Analog Service Modules FXS-E SM-D-72FXS SM-D-48FXS-EGrounding Installing SM-D-72FXSConnecting SM-D-48FXS-E Installing SM-D-48FXS-EFXO Fail-Over Bypass Ports Faceplate Label RJ-11 OUT RJ-11 Power on Power OFFFXO BYPASS-0Cisco SM-D-48FXS-E Service Module Specifications Cisco SM-D-72FXS Service Module SpecificationsPhysical Description and LEDs EN LEDOnline Insertion and Removal Port Numbering ConventionsInsertion Insertion and Removal StepsLocation and Mounting Requirements Temperature Control and VentilationChassis Grounding Access to ChassisPower Suppy Considerations Power SourceCable Types Distance Limitations for Interface CablesGigabit Ethernet Maximum Distance FXS Analog Voice Port Maximum DistanceInterference Considerations OL-25970-01 Installing the Cisco VG350 Voice Gateway Maintaining Safety with Electricity Safety RecommendationsPage Safety Tips General Safety PracticesPreventing Electrostatic Discharge Damage Site LogKeeping Track-Checklist Installation ChecklistTask Verified by Date Unpacking and Inspection Mounting Tools and EquipmentOL-25970-01 Powering On the Cisco VG350 Voice Gateway Checklist for Power-OnPower-On Procedure Continue with the Troubleshooting section on Symptom Possible Cause Corrective Action TroubleshootingOL-25970-01 Console and Auxiliary Port Cables and Pinouts Cable Specifications and InformationRTS CTS DTR DSR Console Port to PCGND DSR DTR CTS RTSFigure A-2 Console Port to Ascii Terminal-Cable and Adapter Console Port to Ascii TerminalAlternative Connections to Terminal and Modem Auxiliary Port to ModemRTS DTR DSR DCD CTSGigabit Ethernet Port Pinouts RJ-45 Pin SignalTX+ RX+Analog Voice Multiport Pinouts RJ-21X/CA21A Port Connector Pin Number SignalRing Tip 25, 50, 51
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