CISCO Saving IOS to TFTP

WHAT

So you want to know what files are on your flash disk and you want to save a copy of your IOS via tftp as a backup somewhere ... just in case ... here's how

HOW

To see your flash files here's an example

cisco-3550#show flash

Directory of flash:/

    3  -rwx          24  Nov 10 2010 14:36:38 +00:00  private-config.text
    2  drwx          64   Mar 1 1993 00:01:36 +00:00  crashinfo
    6  -rwx        1048  Nov 10 2010 14:36:38 +00:00  multiple-fs
    4  -rwx     7591211   Mar 1 1993 00:14:37 +00:00  c3550-ipservicesk9-mz.122-37.SE.bin
   23  -rwx        1276   Mar 1 1993 00:01:32 +00:00  vlan.dat
    7  -rwx          18  Mar 22 1993 04:59:03 +01:00  env_vars
    8  -rwx         317  Mar 22 1993 04:59:03 +01:00  system_env_vars
   10  -rwx       88978  Nov 10 2010 14:36:38 +00:00  config.text

16128000 bytes total (8439296 bytes free)

then

cisco-3550#copy flash:c3550-ipservicesk9-mz.122-37.SE.bin tftp:c3550-ipservicesk9-mz.122-37.SE.bin
Address or name of remote host []? ip.go.es.here
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
7591211 bytes copied in 28.152 secs (269651 bytes/sec)