show tech-support

To display information for Cisco technical support, use the show tech-support command.

show tech-support [brief | commands | feature]

Syntax Description

brief

(Optional) Displays information only about the status of the device.

commands

(Optional) Displays the complete list of commands that are executed by the show tech-support command.

feature

(Optional) Specific feature name. Use the command-line interface (CLI) context-sensitive help (for example, show tech-support ?) for the list of features.


Command Default

Displays information for all features.

Command Modes

EXEC mode

Command History

Release
Modification

4.0(0)N1(1a)

This command was introduced.


Usage Guidelines

The output from the show tech-support command is very long. To better manage this output, you can redirect the output to a file (for example, show tech-support > filename) in the local writable storage file system or the remote file system.

You can use one of the following redirection methods:

•> filename—Redirects the output to a file.

•>> filename—Redirects the output to a file in append mode.

Examples

This example shows how to display technical support information:

switch# show tech-support 
---- show tech-support ----
`show switchname`
switch
`show system uptime`
System start time:          Mon Jul 12 01:37:08 2010
System uptime:              1 days, 4 hours, 42 minutes, 53 seconds
Kernel uptime:              1 days, 4 hours, 44 minutes, 54 seconds
Active supervisor uptime:   1 days, 4 hours, 42 minutes, 53 seconds
`show interface mgmt0`
mgmt0 is up
  Hardware: GigabitEthernet, address: 000d.ece7.df40 (bia 000d.ece7.df40)
  Internet Address is 192.168.1.215/24
  MTU 1500 bytes, BW 1000000 Kbit, DLY 10 usec,
     reliability 255/255, txload 1/255, rxload 1/255
  Encapsulation ARPA
  full-duplex, 1000 Mb/s
  1 minute input rate 5408 bits/sec, 4 packets/sec
  1 minute output rate 1320 bits/sec, 1 packets/sec
  Rx
    465934 input packets 311703 unicast packets 73820 multicast packets
    80411 broadcast packets 250277048 bytes
  Tx
    158490 output packets 155374 unicast packets 1725 multicast packets
    1391 broadcast packets 13184030 bytes

`show system resources`
Load average:   1 minute: 2.28   5 minutes: 1.77   15 minutes: 1.30
--More--
switch#

This example shows how to redirect the technical support information to a file:

switch# show tech-support > bootflash:TechSupport.txt

This example shows how to display the brief technical support information for the switch:

switch# show tech-support brief 
Switch Name           : switch
Switch Type           : 40x10GE/Supervisor
Kickstart Image       : 4.2(1)N2(1) bootflash:/sanity-kickstart
System Image          : 4.2(1)N2(1) bootflash:/sanity-system
IP Address/Mask       : 192.168.1.215/24
No of VSANs           : 2
Configured VSANs      : 1,700

VSAN    1:    name:VSAN0001, state:active, interop mode:default
              domain id:0x78(120), WWN:20:01:00:0d:ec:e7:df:41 [Principal]
              active-zone:<NONE>, default-zone:deny

VSAN  700:    name:VSAN0700, state:active, interop mode:default
              domain id:0x35(53), WWN:22:bc:00:0d:ec:e7:df:41 [Principal]
              active-zone:<NONE>, default-zone:permit

-------------------------------------------------------------------------------
Interface  Vsan   Admin  Admin   Status          SFP    Oper  Oper   Port
                  Mode   Trunk                          Mode  Speed  Channel
                         Mode                                 (Gbps)
-------------------------------------------------------------------------------
fc3/1      1      auto   on      sfpAbsent        --     --           --
fc3/2      1      auto   on      sfpAbsent        --     --           --
fc3/3      1      auto   on      down             swl    --           --
fc3/4      1      auto   on      down             swl    --           --
fc3/5      1      auto   on      sfpAbsent        --     --           --
--More--
switch#

This example shows how to display the technical support information for a specific feature:

switch# show tech-support aaa 
`show running-config aaa all`

!Command: show running-config aaa all
!Time: Tue Jul 13 06:23:49 2010

version 4.2(1)N2(1)
aaa authentication login default local
aaa authorization config-commands default local
aaa authorization commands default local
aaa accounting default local
aaa user default-role
no aaa authentication login error-enable
no aaa authentication login mschap enable
no aaa authentication login mschapv2 enable
no aaa authentication login ascii-authentication
no radius-server directed-request
no tacacs-server directed-request

`show system internal aaa event-history msgs`
1) Event:E_MTS_RX, length:60, at 932934 usecs after Tue Jul 13 06:23:49 2010
    [REQ] Opc:MTS_OPC_SDWRAP_DEBUG_DUMP(1530), Id:0X011968A2, Ret:SUCCESS
    Src:0x00000101/7389, Dst:0x00000101/111, Flags:None
    HA_SEQNO:0X00000000, RRtoken:0x011968A2, Sync:UNKNOWN, Payloadsize:216
    Payload:
    0x0000:  01 00 2f 74 6d 70 2f 64 62 67 64 75 6d 70 31 39

--More--
switch#

This example shows how to display the commands used to generate the technical support information:

switch# show tech-support commands