Cisco 1721 - VPN Security Router Bundle Hardware Troubleshooting - Page 3
Browse online or download pdf Hardware Troubleshooting for Network Router Cisco 1721 - VPN Security Router Bundle. Cisco 1721 - VPN Security Router Bundle 12 pages. Troubleshooting guide
Also for Cisco 1721 - VPN Security Router Bundle: Hardware Installation Manual (11 pages), Quick Start Manual (17 pages), Datasheet (12 pages), User Manual (48 pages)
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Cisco - Hardware Troubleshooting for Cisco 1700 Series Routers
Tips:
If you want to keep the same features as the version that is currently running on your router,
but don't know which feature set you are using, enter the show version command on your
router and paste it into the
important to check for feature support, especially if you plan to use recent software features.
If you need to upgrade the Cisco IOS software image to a new version or feature set, refer
to
How to Choose a Cisco IOS Software Release
3. If you determine that a Cisco IOS software upgrade is required, follow the
and Upgrade Procedure
Tip: If your 1700 does not have a connection to the network or does not have a valid Cisco IOS
software image, you may need to use the console port of the router to perform an
Console Download Procedure Using
Trivial File Transfer Protocol (TFTP) server.
4. If the router does not boot after a Cisco IOS software upgrade, refer to the
section of this document for more information.
Error Messages
The
Error Message Decoder
message. Error messages appear on the console of Cisco products, usually in the following form:
%XXX-n-YYYY : [text]
Here is an example error message:
Router# %SYS-2-MALLOCFAIL: Memory allocation of [dec] bytes failed from [hex],
pool [chars], alignment [DEC]
Some error messages are informational only, while others indicate hardware or software failures and
require action. The
Error Message Decoder
message, a recommended action (if needed), and if available, a link to a document that provides
extensive troubleshooting information about that error message.
Conventions
For more information on document conventions, refer to the
Modules and Cards
The Cisco 1700 Series Routers include two WAN interface card slots. In addition, the Cisco 1750 and
Cisco 1751 routers include one Voice Interface Card (VIC) slot that can be used only for a voice
interface card. The Cisco 1760 router includes two VIC-only slots. However, not all Cisco WAN
Interface Cards (WICs), Voice Interface Cards (VICs), and Voice WAN Interface Cards (VWIC)s are
supported by the 1700 Series Router. The documents below can help you verify that the module/card is
supported:
http://kbase:8000/paws/servlet/ViewFile/17959/hwts_1700_17959.xml?convertPaths=1
Output Interpreter
for the Cisco 1700 Series Router.
ROMmon. This procedure does not require the use of a
(
) tool allows you to check the meaning of an error
registered
customers only
(
registered
(
registered
customers only
for more information.
) tool provides an explanation of the
customers only
Cisco Technical Tips
Page 3 of 12
) tool to find out. It is
Software Installation
Xmodem
Router Does Not Boot
Conventions.
01/10/2004