Cisco Cisco 3G Wireless WAN (1xRTT, EVDO Rev A Rel 0) HWIC - Verizon Information Guide

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Q&A 
 
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Hardware and Bring-Up 
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Can I insert the Cisco
®
 Third-Generation High-Speed WAN Interface Card (3G HWIC) 
with the router powered on? 
No. Ensure that the router is powered off before you insert the HWIC. Cisco HWICs do not 
support online insertion and removal (OIR). 
I plugged in the Cisco 3G HWIC wireless WAN (WWAN) module. When I use a show run 
command, I do not see the cellular interface in the configuration. I also see the following 
message: 
 
WIC Slot 1: 
Unknown WAN daughter card 
WIC module not supported/disabled in this slot 
 
Make sure you are using the correct version of Cisco IOS
®
 Software. The 3G WWAN HWIC is 
supported on Cisco IOS Software Release 12.4(15)T and later. 
How do I find out the emergency service number (ESN) of my card? 
ESN numbers should be printed on the box that the HWIC ships in. You can also get the 
number by using the show cellular x/x/x hardware command through the Cisco IOS Software 
command-line interface (CLI). 
Cisco IOS Software and Modem Firmware 
Can I insert my HWIC in a network module that has a HWIC carrier card? 
No. The HWIC carrier slot on a network module does not support the 3G HWIC card. 
Can I upgrade the modem firmware? If so, how and where can I find information about 
the latest firmware supported? 
Yes, you can upgrade the modem firmware. 
Please refer to the following documentations on Cisco.com for instructions about how to obtain 
and upgrade the latest firmware versions: 
● 
● 
 
Note:   For the Cisco 1841 Integrated Services Router, please make sure you are using Cisco 
IOS Software Release 12.4(15)T1 or later. 
Management and Diagnostics 
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What is the diagnostics port on the HWIC used for, and how do I enable it? 
The 3G WWAN HWIC has an RJ-45 port on the faceplate for diagnostics; it uses the standard 
Cisco console cable to connect to a PC with the diagnostics tool. You can enable the 
diagnostics port with the following command: 
 
test cell-hwic 0/0/0 dm-port on 
 
This command is useful for debugging protocol-level problems on the modem. Examples of