Cisco Systems Cisco 831 manual Unpacking the Box, Ordered Separately

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Chapter 2 Installation

Preparing for Installation

If cables are connected at one end only, do not touch the exposed pins at the unconnected end of the cable. This device is intended for use in residential and commercial environments only.

Caution Periodically check the resistance value of the antistatic strap, which should be between 1 and 10 megohms (Mohms).

Unpacking the Box

Table 2-1lists the items that come with your router. All these items are in the accessory kit that is inside the box that your router came in. If any of the items is missing or damaged, contact your customer service representative.

Table 2-1 Router Box Contents

Power cord (black)

Desktop power supply

Console cable, RJ-45-to-DB-9 (light blue)

Async modem cable for dial backup and remote management, RJ-45-to-DB-25 (light blue)

(ORDERED SEPARATELY)

Two Ethernet cables (yellow)

Product documentation

To prepare for installation, follow these steps:

Step 1 Obtain a broadband or Ethernet connection from your service provider.

Step 2 Remove the yellow Ethernet cables, light blue console cable, and product documentation from the plastic bag. Remove the desktop power supply and the black power cord from the accessory kit. Gather the Ethernet devices to be connected to the router: hub, servers, workstations, or PCs.

Step 3 If you plan to configure the software using IOS commands via the console port, provide a terminal or PC to connect to the console port.

 

 

Cisco 831 Router and SOHO 91 Router Hardware Installation Guide

 

 

 

 

 

 

78-14784-02

 

 

2-5

 

 

 

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Contents Corporate Headquarters Page Copyright 2005 Cisco Systems, Inc. All rights reserved Page N T E N T S Troubleshooting Specifications and Cables A-5 Page Organization AudienceXii ConventionsXiii Cisco.com Related DocumentationObtaining Documentation Ordering Documentation Documentation FeedbackDocumentation DVD Psirt Reporting Security Problems in Cisco ProductsCisco Product Security Overview Cisco Technical Support Website Obtaining Technical AssistanceXviii Submitting a Service RequestObtaining Additional Publications and Information Definitions of Service Request SeverityPreface Obtaining Additional Publications and Information Product Overview Feature Description Features10BASE-T/100BASE-T RAM SdramRouter Overview Router Built-In Switch WAN Ethernet PortFront Panel SohoCisco 831 Back Panel Back PanelColor Function LED FunctionsProduct Overview Router Overview Safety Preparing for InstallationBefore installing the router, read the following warnings Installation Preparing for Installation Preventing Electrostatic Discharge Damage Ordered Separately Unpacking the BoxPreventing Damage to the Router Installing the RouterConnecting a Server, PC, or Workstation Connecting a Server, PC, or Workstation Connecting an External Ethernet Switch Optional Connecting to an Ethernet Switch Connecting a Broadband Modem Connecting to the InternetConnecting a Terminal or PC to the Console Port Connecting a Terminal or PC to the Console Port Connecting the AC AdapterConnecting the AC adapter Connecting the Console Port to an Async Modem Connect Console Port to an Async Modem Checking the PC Configuration Verifying Router Operation Power/Link LEDs to Check Normal PatternsMounting on a Wall Mounting the RouterMounting on a Table Wall-Mounting Brackets Bottom of Router Mounting Router on Wall Connecting to a Website Starting the Crws Software What to Do If You Cannot Connect to a WebsiteInstallation What to Do If You Cannot Connect to a Website Installation What to Do If You Cannot Connect to a Website Before You Call Your Cisco Reseller TroubleshootingSymptom Problem Solutions Problems During First StartupServer, PC, or Workstation section on ComputerProblems After Router Is Running Environmental Operating Ranges System SpecificationsDescription Design Specification Physical Dimensions Laws and regulations Description Design Specification Router PowerPin Function LAN PortRX+ TX+Cabling Specifications Console Connector PinoutsMaximum Cable Distance Ethernet Cable SpecificationsType Category 10BASE-TAppendix a Specifications and Cables Cabling Specifications Numerics IN-2 IN-3 IN-4

Cisco 831 specifications

Cisco Systems has long been a key player in the networking hardware and software industry, providing solutions for both enterprises and small businesses. Among its numerous offerings, the Cisco 831 router stands out as a reliable tool designed predominantly for small to medium-sized businesses looking for robust connectivity and security features.

The Cisco 831 is part of the Cisco Integrated Services Router (ISR) series and serves as an all-in-one solution for a variety of networking needs. This compact router packs a range of features that allow businesses to streamline their communications and improve operational efficiency. One of its primary components is its ability to deliver high-speed Internet access through various broadband connections, including DSL and cable. The router also supports both IPv4 and IPv6, ensuring compatibility with modern internet protocols.

One of the most notable features of the Cisco 831 is its integration of advanced security technologies. With built-in stateful inspection firewall capabilities, companies can protect their networks from external threats while maintaining ease of access for authorized users. Additionally, the router offers Virtual Private Network (VPN) support, allowing secure remote access for employees working from various locations.

Quality of Service (QoS) is another fundamental characteristic of the Cisco 831. It enables efficient traffic management by prioritizing critical applications, ensuring that bandwidth-sensitive activities, such as voice over IP (VoIP) and video conferencing, function without disruption. This feature is essential for organizations that rely on seamless communication to maintain productivity.

In terms of connectivity, the Cisco 831 is equipped with multiple Ethernet ports, allowing for easy network expansion. It also supports Power over Ethernet (PoE) capabilities, which enable the powering of IP phones and other devices directly through the network cable, eliminating the need for additional power outlets.

Configuring and managing the Cisco 831 is simplified through its user-friendly interface, which can be accessed via a web browser or command line. This ease of use is complemented by extensive support and resources provided by Cisco, helping IT administrators to effectively manage their networks.

In summary, the Cisco 831 router is a versatile and feature-rich networking solution tailored for small to medium-sized businesses. Its combination of robust security, quality of service prioritization, and ease of use makes it a formidable choice for organizations aiming to enhance their connectivity and protect their digital assets. As businesses continue to evolve in the digital landscape, devices like the Cisco 831 will remain pivotal in ensuring reliable and secure network operations.