Cisco Cisco VN 2900 Network Adaptation Interface Installation Guide

Connecting Cisco EHWIC-3G-EVDO-x to the Network

Before you connect, make sure you have done the following:

Make sure you have subscribed to an appropriate CDMA service plan with your wireless service 
provider.

Choose an antenna that best suits your needs. See the 

Although not required, you can use two antennas to take advantage of the diversity antenna mode 
for the best RF performance.

To use the GPS feature, connect a GPS antenna to the Diversity/GPS Antenna Connector. To 
use the Diversity feature, connect a Diversity antenna to the Diversity/GPS Antenna 
Connector. You cannot use the same antenna for both features.

To connect a diversity GPS antenna to the diversity antenna connector on the card, you need to make 
a separate order for the antenna from Cisco.

Contact your carrier for information on network coverage, signal strength, choosing a suitable 
antenna, and antenna placement.

The diagnostics port is to be used as an advanced diagnostics tool. Do not use this port for 
normal operations.

Limitations of 3G wireless EHWIC cards include the following:

The 3G wireless EHWIC card must be installed in an EHWIC slot. To determine which slots on your 
platform support HWICs, see the Cisco Interface Cards for Cisco Access Routers guide:

The 3G wireless EHWIC cards are only supported on ISR G2 platform

This section contains the following sub-sections: