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Catalyst 6500 Series Switch Command Reference—Release8.4
OL-6244-01
Chapter2 Catalyst 6500 Series Switch and ROM Monitor Commands write tech-support
write tech-support
To generate a report that contains status information about your switch or upl oad t he ou tput o f t he
command to a TFTP server, where you can send it to the Technical Ass is ta nc e C ent er, use t he write
tech-support command.
write tech-support host file [module mod] [vlan vlan] [mistp-instance instance] [mst instance]
[memory] [config]
write tech-support host file [port mod/port] [vlan vlan] [mistp-instance instance] [mst instance]
[memory] [config]
Syntax Description
Defaults By default, this command displays the output for technical-support-related show commands . Use
keywords to specify the type of information to be displayed. If you do not spec ify any p ar amete rs, t he
system displays all configuration, memory, module, port, instance, and VLAN data.
Command Types Switch command.
Command Modes Privileged.
Usage Guidelines
Caution Avoid running multiple write tech-support commands on a switch or multiple switches on the ne tw ork
segment. Doing so may cause spanning tree instability.
Note If you press Ctrl-C while the write tech-support is outputting, the output file to the TFTP server might
be incomplete.
host IP address or IP alias of the host.
file Name of the configuration file.
module mod (Optional) Specifies the module number.
vlan vlan (Optional) Specifies the VLAN; valid values are from 1 to 4094.
port mod/port (Optional) Keyword and variables to specify the module and port on the mo dule .
mistp-instance
instance (Optional) Specifies the MISTP instance number; valid values are from 1 to 16.
mst instance (Optional) Specifies the MST instance number; valid values are from 0 to 15.
memory (Optional) Specifies memory and processor state information.
config (Optional) Specifies switch configuration information.