Cisco Systems 3700 Series manual Connection Procedures and Precautions

Page 67

Chapter 3 Installing the Router

Connecting WAN, LAN, and Voice Cables

Table 3-3

WAN, LAN, and Voice Connections

 

 

 

 

 

Port or Connection

Port type, color

Connection

Cable

 

 

 

 

 

Fast Ethernet

 

RJ-45, yellow,

Ethernet hub

Straight-through Ethernet

 

 

 

 

 

T1/E1 WAN

 

RJ-48C/CA81A,

T1 or E1 network

RJ-48 T1/E1

 

 

blue

 

 

 

 

 

 

 

Cisco serial

 

60-pin D-sub, blue

CSU/DSU and serial network or

Cisco serial transition cable that matches

 

 

 

equipment

the signaling protocol (EIA/TIA-232,

 

 

 

 

EIA/TIA-449, V.35, X.21, or

Cisco Smart Serial

Cisco Smart

CSU/DSU and serial network or

EIA/TIA-530) and the serial port

 

 

compact connector,

equipment

 

 

operating mode (DTE or DCE).

 

 

blue

For WIC-2T and WIC-2A/S only

 

 

 

 

 

 

See the Cisco Modular Access Router

 

 

 

 

 

 

 

 

Cable Specifications document for

 

 

 

 

information about selecting these cables.

 

 

 

 

 

DSL1

 

RJ-11C/CA11A,

Network demarcation device for

RJ-11

 

 

lavender

service provider’s DSL interface

 

 

 

 

 

T1/E1 digital voice

RJ-48C/CA81A,

Digital PBX

RJ-48 T1/E1 cable

 

 

tan

 

 

 

 

 

 

Analog voice FXS2

RJ-11, gray

Telephone, fax

RJ-11

Analog voice FXO3

RJ-11, pink

Central office, analog PBX

RJ-11

Analog voice E&M4

RJ-11, brown

Analog PBX

RJ-11

BRI S/T WAN

 

RJ-45/CB-1D,

NT1 device or private integrated

RJ-45 straight-through

(external NT1)

 

orange

network exchange (PINX)

 

 

 

 

 

 

BRI U WAN

 

RJ-49C/CA-A11,

ISDN network

RJ-48 straight-through

(built-in NT1)

 

red

 

 

 

 

 

 

 

CT1/PRI

 

T1

External T1 CSU

DB-15 T1 serial cable

 

 

 

 

 

CT1/PRI-CSU

 

T1

RJ-48C/CA81A interface

RJ-48 straight-through

 

 

 

 

 

CE1/PRI

 

E1

E1 network

DB-15 to BNC, DB-15 to DB-15, DB-15

 

 

 

 

to twinax, or DB-15 to RJ-45

 

 

 

 

56/64-kbps CSU/DSU

8-pin modular, blue

RJ-48S interface

RJ-48 straight-through

 

 

 

 

 

1.DSL = digital subscriber line.

2.FXS = foreign exchange station.

3.FXO = foreign exchange office.

4.E&M = ear and mouth.

Connection Procedures and Precautions

Connect each WAN, LAN, and voice cable to the appropriate connector on the chassis or on a network module or interface card.

Position the cables carefully, so that they do not put strain on the connectors.

Organize cables in bundles so that cables do not intertwine.

Inspect the cables to make sure that the routing and bend radiuses are satisfactory. Reposition cables, if necessary.

Cisco 3700 Series Routers Hardware Installation Guide

 

OL-2180-08

3-21

 

 

 

Image 67
Contents Corporate Headquarters Cisco 3700 Series Routers Hardware Installation GuideBook Title N T E N T S Site Environment Entering ROM Monitor Mode B-1 Cisco 3700 Series Routers Hardware Installation Guide Objectives PrefaceChapter Title Description AudienceOrganization ConventionsBewaar Deze Instructies Safety WarningsAvvertenza Importanti Istruzioni Sulla Sicurezza Warnung Wichtige SicherheitshinweiseGuarde Estas Instruções Aviso Instruções Importantes DE SegurançaGEM Disse Anvisninger Xiii Related Documentation Cisco Product Document Title Ordering Documentation Obtaining DocumentationDocumentation Feedback Cisco.comObtaining Technical Assistance Submitting a Service RequestCisco Technical Support Website Obtaining Additional Publications and Information Definitions of Service Request SeverityXix OL-2180-08 Cisco Hardware Features1shows the rear panel of the Cisco 3725 router 2shows the rear panel of the Cisco 3745 router Modules, Interface Cards, and MemoryMemory Description SpecificationCisco 3725 Interfaces Interface NumberingWAN and LAN Interface Numbering Gigabit Ethernet 2/0 Voice Interface NumberingCisco 3745 Interfaces Network-module-slot/voice-module-slot/voice-interface Internal -48 V Telephony Power Modules Power Supply OptionsPower Supply Option Cisco Cisco 3725 Router with Optional -48 V Power Module Installed System Specifications Regulatory Compliance Safety Recommendations Preparing to Install the RouterPreventing Electrostatic Discharge Damage Safety with ElectricityRouter Power Supply Input Power Input Voltage Power Supply ConsiderationsGeneral Site Requirements Site Environment Site ConfigurationEquipment Racks Task Verified by Date Installation ChecklistInspecting the Router Creating a Site LogPage Console Port Connections Console and Auxiliary Port ConsiderationsAuxiliary Port Connections Ethernet Connections Preparing to Connect to a NetworkSerial DTE or DCE Devices Configuring Serial ConnectionsToken Ring Connections Serial ConnectionsDistance Limitations Signaling Standards SupportedDevice Type Gender Typical Devices Distance EIA-530 Distance Rate bps Feet Meters Isdn BRI ConnectionsAsynchronous/Synchronous Serial Module Data Rates EIA/TIA-232Low-Capacitance Cable 56-K/Switched-56-kbps DSU/CSU ConnectionsOL-2180-07 Installing the Router Setting the Chassis on a Desktop Setting Up the ChassisRack-Mounting the Chassis LeftCisco 3745 Router-Brackets for 19-Inch Rack Attaching Brackets to the Cisco 3725 RouterRight wide bracket Right Attaching Brackets to the Cisco 3745 Router63387 Mounting the Router in a Rack11 Mounting the Chassis in a Rack Typical Installing the Chassis Ground ConnectionGround lug Cisco 3725 Router Ground ConnectionCisco 3745 Router Ground Connection Installing the Router Power Connections Power Connections15A, 120VAC 10A, 240VAC. Statement Connecting Routers to AC PowerConnecting Routers to a DC-Input Power Supply Wiring the DC-Input Power Supply in Cisco 3725 RoutersSource DC Input Wire Size Wire Terminal Lug Protection DC Power DC Input+ B 17 DC Wire Routing and Attachment for Cisco 127039 Wiring the DC-Input Power Supply in Cisco 3745 Routers Installed Power Supply DC Input Size Wire Size DC Input WireNegative polarity input 0V return Safety ground Connecting Routers to the Cisco Redundant Power System Connecting WAN, LAN, and Voice CablesPorts and Cabling Port or Connection Port type, color Cable Connection Procedures and PrecautionsConnecting to the Console Port Connecting to a Console Terminal or Modem24 Connecting a Console Terminal to a Cisco 3725 Router Specifications on Cisco.com Connecting to the Auxiliary Port28 Identifying a Rollover Cable Identifying a Rollover CableChecklist for Power Up Powering Up the RouterFront Panel Indicators Cisco 3745 LED Indicators Power-Up ProcedureYourname con0 is now available Press Return to get started Initial Configuration Using SDM Configuring the RouterInitial Configuration Using the Setup Command Facility Shown as examples only Configuration is displayed Initial Configuration Using the CLI Manual Configuration Press Return to bring up the Router prompt OL-2180-08 Troubleshooting Troubleshooting the Power and Cooling Systems Solving ProblemsTroubleshooting Modules, Cables, and Connections Environmental Reporting FeaturesACT LED SYS/RPS LED PWR LED Reading Front-Panel LEDsSYS/RPS LED Indicator State DescriptionSYS PS1 Reading Rear Panel LEDsPower ETM Error MessagesLED Type LED Color Message System Amber ErrorPS1, PS2 Amber Error LED on PS1, PS2 Amber Recovering a Lost Password Entering ROM Monitor Mode Using the ROM MonitorEnter ROM Monitor Mode by Using the reload Command ROM Monitor CommandsBoot Commands in the ROM Monitor ROM Monitor Command DescriptionsROM Monitor Syntax Conventions Cisco 3700 Series Routers Hardware Installation Guide Informational Commands in the ROM Monitor Debugging Commands in the ROM Monitor Other Useful ROM Monitor CommandsConfiguration Register Modifying the Configuration Register by Hexadecimal Entry Modifying the Configuration Register in Menu ModeDescription and Options of the xmodem Command Recovering Cisco IOS Software ImagesConsole Requirements Messages similar to the following appear Procedure for the xmodem CommandOL-2180-08 Bit Number Hexadecimal Meaning Configuration Register SettingsYour router is now in the normal operating mode Changing Configuration Register SettingsBoot Field Meaning Configuring the Boot FieldBit Address net host Data Rate Bit Enabling Booting from CompactFlash MemoryOL-2180-08 Symbols IN-2 IN-3 IN-4 IN-5 IN-6

3700 Series specifications

Cisco Systems 3700 Series routers are a pivotal part of Cisco's portfolio, designed for medium to large enterprises aiming to deliver secure and efficient networking capabilities. Introduced as a versatile solution, these routers provide a comprehensive blend of performance, scalability, and investment protection.

One of the standout features of the Cisco 3700 Series is its modular architecture, allowing organizations to customize their router according to specific needs. This modularity supports various modules for different functions, including voice, data, and video, making the 3700 Series an ideal choice for converged networking environments. Administrators can enhance functionality through an array of WAN and voice interface cards that adapt as the organization's needs evolve.

The 3700 Series is built on Cisco's IOS (Internetwork Operating System), ensuring robust and high-quality performance. It supports advanced routing protocols including EIGRP, OSPF, and BGP, facilitating efficient data transmission across diverse environments. This versatility helps organizations implement sophisticated multi-site connectivity and enables reliable performance in complex network scenarios.

Security is a paramount concern in modern networking, and the Cisco 3700 Series delivers with features such as integrated firewall services, VPN support, and intrusion detection capabilities. These security measures protect sensitive data and ensure secure communication between remote sites—critical in today’s cyber landscape.

Another key characteristic of the 3700 Series is its support for Quality of Service (QoS), which prioritizes time-sensitive traffic such as voice and video. By ensuring that critical applications receive the bandwidth they require, organizations can maintain the quality of service that their users expect.

Moreover, the Cisco 3700 Series is designed with redundancy in mind. Features like dual power supplies and hot-swappable fan trays enhance reliability and uptime, which are crucial for mission-critical applications.

Furthermore, energy efficiency is an increasingly important consideration in network design. The Cisco 3700 Series adheres to modern energy standards, helping reduce the overall carbon footprint while supporting high-performance capabilities.

In summary, the Cisco Systems 3700 Series routers stand out for their modularity, advanced routing capabilities, robust security features, and energy efficiency, making them an optimal choice for enterprises that not only need performance but also flexibility and reliability in their networking solutions. As businesses continue to evolve and adapt, the Cisco 3700 Series is a dependable partner in their connectivity journey, ensuring they can meet current demands while preparing for future challenges.