System Debugging; System Maintaining Example - 3Com MSR 50 Series Configuration Manual

2122 C 117: S
HAPTER YSTEM

System Debugging

System Maintaining
Example
M D
AINTAINING AND EBUGGING
To do...
Enable the terminal
monitoring
Enable the terminal
debugging
Enable debugging for a
specified module
Display the enabled
debugging functions
n
The debugging commands are usually used by administrators in diagnosing
■
network failure.
Output of the debugging information may reduce system efficiency, especially
■
during execution of the debugging all command.
After completing the debugging, you are recommended to use the undo
■
debugging all command to disable all the debugging functions.
You must configure the debugging, terminal debugging and terminal
■
monitor commands first to display the detailed debugging information on the
terminal. For the detailed description on the terminal debugging and
terminal monitor commands, refer to
page 2137.
Network requirements
The IP address of the destination device is 10.1.1.4.
■
Display the routers used while packets are forwarded from the current device
■
to the destination device.
Network diagram (omitted here)
Configuration procedure
<Sysname> tracert 10.1.1.4
traceroute to 10.1.1.4 30 hops max, 40 bytes packet
1 128.3.112.1
2 128.32.216.1
3 128.32.136.23
4 128.32.168.22
5 128.32.197.4
6 131.119.2.5
7 129.140.70.13
8 129.140.71.6
9 129.140.81.7
10 10.1.1.4
Use the command...
terminal monitor
terminal debugging
debugging { all [ timeout
time ] | module-name
[ option ] }
display debugging
[ interface interface-type
interface-number ]
[ module-name ]
19 ms 19 ms 0 ms
39 ms 39 ms 19 ms
39 ms 40 ms 39 ms
39 ms 39 ms 39 ms
40 ms 59 ms 59 ms
59 ms 59 ms 59 ms
99 ms 99 ms 80 ms
139 ms 239 ms
220 ms 199 ms
239 ms 239 ms 239 ms
Remarks
Optional
The terminal monitoring on the
console is enabled by default and
that on the monitoring terminal is
disabled by default.
Required
Disabled by default
Available in user view
Required
Disabled by default
Available in user view
Optional
Available in any view
"Information Center Configuration" on
319 ms
199 ms