Chapter 1 Introducing the Cisco Wide Area Application Engine

Hardware Features

Table 1-9 Cable Requirements for WAE Connections Using Gigabit

Ethernet (continued)

Connection

Required Cable

 

 

Router to router (no WAE)

Crossover or Straight-through

 

 

Switch to WAE and

Crossover or Straight-through

 

 

WAE to Router

Crossover or Straight-through

 

 

Switch to WAE and

Crossover or Straight-through

 

 

WAE to Switch

Crossover or Straight-through

 

 

Router to WAE and

Crossover or Straight-through

 

 

WAE to Router

Crossover or Straight-through

 

 

WAE to WAE

Crossover or Straight-through

 

 

Some switches support automatic medium-dependent interface crossover (MDIX). You can configure MDIX by using the mdix auto global configuration switch command. If your switch supports MDIX, you do not need to follow these cabling rules because MDIX automatically adjusts transmit and receive pairs when an incorrect cable type (crossover or straight-through) is installed on a 10/100 Fast Ethernet port. However, when you configure MDIX, you must also configure the port to use autosense (not manual selection of speed/duplex).

Caution If you are connecting to Fast Ethernet ports on both the LAN and the WAN sides of the WAE inline appliance, you must consider the types of devices that are being connected, and you must use the correct cables. You must follow these cabling instructions for the inline network adapter to work properly. (See Table 1-10. For illustrations and examples, see the “Installation Scenarios and Cabling Examples for Fast Ethernet Connections” section on page 1-22.)

 

Cisco Wide Area Application Engine 511 and 611 Hardware Installation Guide

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