Cable Specifications, Maximum Cable Length | Cisco Systems 520

Appendix A Specifications

Cable Specifications

Cable Specifications

This section provides specifications for the following Ethernet cables, which you might need to provide:

•Straight-through cable

•Crossover cable

Because of the autocrossover (autosensing) function, both straight-through and crossover cables can be used for the Ethernet LAN port.

Ethernet Cable Specifications

Table A-5provides specifications that apply to both straight-through and crossover Ethernet cables.

Table A-5	Ethernet Cable Specifications

Type		Category

10BASE-T		Category 3 or 5

100BASE-T		Category 5 or higher

Maximum Cable Length

The maximum length for the Ethernet cables that connect the equipment to the router is 328 ft (100 m). This length is also the maximum distance between the router and the equipment connected to it.

Cisco Secure Router 520 Series Hardware Installation Guide

	A-4	OL-12892-01

Image 60

Cisco Systems 520 manual Ethernet Cable Specifications, Maximum Cable Length, Type Category

Contents

Cisco Secure Router 520 Series Hardware Installation Guide Americas HeadquartersPage N T E N T S Specifications D E OL-12892-01 Objective AudienceOrganization Troubleshooting Conventions Warnung Wichtige Sicherheitshinweise Avvertenza Importanti Istruzioni Sulla Sicurezza Aviso Instruções Importantes DE Segurança Guarde Estas Instruções GEM Disse Anvisninger Xii Related Documentation Obtaining Documentation and Submitting a Service Request Router Models Cisco Secure Router 520 Ethernet-to-Ethernet Routers Product Overview Router Models Cisco Secure Router 520 ADSL-over-POTS Routers Cisco Secure Router 520 Series Router-Back Panel Cisco Secure Router 520 ADSL-over-ISDN Routers Hardware Features LED Indicators on the Routers Serial Number Label LocationColor Description Router Integrated 802.11b/g Radio Module-Wireless Routers Only Wlan Feature Summary Feature DescriptionRouter Memory Router Hardware Security Regulatory Compliance OL-12892--01 Preinstallation Information Safety Warnings and Guidelines Additional Warnings for Wireless Routers Statement 245B General Safety Guidelines for Wireless Routers Preventing Damage to the RouterPreventing Electrostatic Discharge Damage Unpacking the Box Preparing for Installation What to Do Next OL-12892--01 Connecting a Radio Antenna to a Wireless Router Placing the Router on a Desktop Mounting the Router on a Wall Front panel facing upward Mounting-screw holes Mounting the Router in a Rack Guidelines for Mounting the Router on a Wall 231447 Router Mounting Procedures What to Do Next OL-12892-01 Router Installation Typical Installation Internet Installing the Cisco Secure Router 520 ADSL-over-POTS Router Router Installation Typical Installation Installing the Cisco Secure Router 520 ADSL-over-ISDN Router Connecting a Server, PC, or Workstation NIC Connecting an External Ethernet Switch Optional Connecting to an Ethernet Switch Connecting a Broadband Modem Connecting to a Broadband Modem Connecting an Adsl Line-ADSLoPOTS Port Connecting the ADSLoPOTS Port to an Adsl Line Connecting an Adsl Line-ADSLoISDN Port Connecting the ADSLoISDN Port to an Adsl Line Connecting the AC Adapter Connecting the AC Adapter Connecting a Terminal or PC to the Console Port Connecting an Asynchronous Modem to the Console Port 11 Connecting an Asynchronous Modem to the Console Port Verifying Router Operation LEDs to Check Normal Patterns Before You Call Your Cisco Reseller Type of Information Problems During First Startup Symptom Problem Solutions Problems After the Router Is Running Specifications Symptom Problem Solutions Router Specifications Description Design SpecificationRouter Power LAN Port Pinouts Integrated 802.11b/g Radio ModulePin Function Console Connector Pinouts Adsl Port Connector PinoutsRJ-45 Pin Function DB-9 Pin RJ-11 Pin Function RJ-45 Pin Cable Specifications Ethernet Cable SpecificationsMaximum Cable Length Type Category Numerics IN-2 IN-3 IN-4