cisco认证考试中未公开的命令

On Cisco 7500 you can connect you to the VIP boards for VIP commands (memory, cpu, etc.)
Router#if-con 2 con
Entering CONSOLE for VIP2 2
Type "^C^C^C" or "if-quit" to end this session

VIP-Slot2>
VIP-Slot2>?
Exec commands:
clear Reset functions
disable Turn off privileged commands
disconnect Disconnect an existing network connection
enable Turn on privileged commands
exit Exit from the EXEC
help Description of the interactive help system
lock Lock the terminal
login Log in as a particular user
logout Exit from the EXEC
name-connection Name an existing network connection
ping Send echo messages
resume Resume an active network connection
set Set system parameter (not config)
show Show running system information
systat Display information about terminal lines
terminal Set terminal line parameters
traceroute Trace route to destination
where List active connections

VIP-Slot2>en
VIP-Slot2#sh ver
Cisco Internetwork Operating System Software
IOS (tm) VIP Software (SVIP-DW-M), Version 12.0(7), RELEASE SOFTWARE (fc1)
Copyright (c) 1986-1999 by cisco Systems, Inc.
Compiled Wed 13-Oct-99 22:05 by phanguye
Image text-base: 0x60010920, data-base: 0x60224000

ROM: System Bootstrap, Version 11.1(11368) [pgreenfi 17], INTERIM SOFTWARE

VIP-Slot2 uptime is 10 minutes
System restarted by power-on
Running default software

cisco VIP2 (R4700) processor (revision 0x02) with 8192K bytes of memory.
Processor board ID 00000000
R4700 processor, Implementation 33, Revision 1.0 (512KB Level 2 Cache)
4 Ethernet/IEEE 802.3 interface(s)
1 FastEthernet/IEEE 802.3 interface(s)

Configuration register is 0x0
VIP-Slot2#?
Exec commands:
cd Change current directory
clear Reset functions
clock Manage the system clock
configure Enter configuration mode
copy Copy from one file to another
debug Debugging functions (see also 'undebug')
delete Delete a file
dir List files on a filesystem
disable Turn off privileged commands
disconnect Disconnect an existing network connection
enable Turn on privileged commands
exit Exit from the EXEC
help Description of the interactive help system
lock Lock the terminal
login Log in as a particular user
logout Exit from the EXEC
more Display the contents of a file
name-connection Name an existing network connection
no Disable debugging functions
ping Send echo messages
pwd Display current working directory
reload Halt and perform a cold restart
resume Resume an active network connection
send Send a message to other tty lines
set Set system parameter (not config)
setup Run the SETUP command facility
show Show running system information
systat Display information about terminal lines
terminal Set terminal line parameters
test Test subsystems, memory, and interfaces
traceroute Trace route to destination
undebug Disable debugging functions (see also 'debug')
where List active connections
write Write running configuration to memory, network, or terminal

VIP-Slot2#

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Router(config)#no snmp-server sparse-tables
Get the complete SNMP MIB table. On controller interface you get without this command e.g. no out bytes counter. With this commands you get every object with SNMP get-next.

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who is a alias for show user.
Router#who
Line User Host(s) Idle Location
* 0 con 0 idle 00:00:00
1 aux 0 idle 00:01:19

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Get more detail IOS informations:
Router#sh region
Region Manager:

Start End Size(b) Class Media Name

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0x02700000 0x02FFFFFF 9437184 Iomem R/W iomem
0x60000000 0x60FFFFFF 16777216 Flash R/O flash
0x80000000 0x826FFFFF 40894464 Local R/W main
0x80008088 0x8071A2A3 7414300 IText R/O main:text
0x8071A2A4 0x8097FD93 2513648 IData R/W main:data
0x8097FD94 0x80A4E0CF 844604 IBss R/W main:bss
0x80A4E0D0 0x826FFFFF 30089008 Local R/W main:heap

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router> ps -c

Will list the process on the router in a "better" way then show process.

Many thanks for this command goes to Thomas Surber.

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