Generating Exception Core Dumps

October 28, 2008 at 11:21 am | Posted in System Management | Leave a comment

IEWB1 Vol1 ver5 Task 12.10

  • Configure R3 to save core dumps to an FTP server at 155.X.146.100 under the name “r3-core”.
  • Use active FTP and the username/password values cisco/cisco.
  • Configure the router to generate a memory dump and reload as soon as free memory falls below 1Mbyte.
  • The router should also reload in the case that memory fragmentation prohibits a process from allocating more than 64Kbytes of memory.
  • Disable the local crash information collection.


exception core-file r3-core
exception protocol ftp
exception dump
exception memory fragment 64000
exception memory minimum 1000000
no ip ftp passive
ip ftp username cisco
ip ftp password cisco
no exception crashinfo

Note with entering the last command:

Rack1R3(config)#no exception crashinfo
% Incomplete command.

Rack1R3(config)#no exception crashinfo file flash:

Rack1R3(config)#do sh run | in crashinfo
no exception crashinfo

Leave a Comment »

RSS feed for comments on this post. TrackBack URI

Leave a Reply

Please log in using one of these methods to post your comment: Logo

You are commenting using your account. Log Out /  Change )

Google+ photo

You are commenting using your Google+ account. Log Out /  Change )

Twitter picture

You are commenting using your Twitter account. Log Out /  Change )

Facebook photo

You are commenting using your Facebook account. Log Out /  Change )


Connecting to %s

Blog at
Entries and comments feeds.

%d bloggers like this: