Alcatel Carrier Internetworking Solutions Switch/Router 用户手册

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页码 1100
Port Monitoring
Page 19-64
If You Chose Dump to Screen
If you selected the 
Dump to screen
 option, then a real-time synopsis of the session displays on 
your terminal screen. The following shows an example of this data 
Enter 'p' to pause, 'q' to quit.
Destination
| Source
|  Type | Data 
--------------------------------------------------------------------------------------------------------------
00:20:DA:04:01:02
| 00:20:DA:04:01:01 | ICMP | 01:02:03:04:05:06:07:08
00:20:DA:04:01:02
| 00:20:DA:04:01:01 | ICMP | 01:02:03:04:05:06:07:08
FF:FF:FF:FF:FF:FF 
| 00:20:DA:02:10:E3 | ARP-C | 08:06:00:01:08:00:06:04
FF:FF:FF:FF:FF:FF
| 00:20:DA:6F:97:A3 | RIP
| 08:00:45:00:00:34:22:30
Each line in the display represents a packet. The destination MAC address, source MAC 
address, protocol type and actual packet data are shown. The amount of data shown is 
configured through the 
pmcfg
 command. The above sample shows 16 bytes of data per 
packet. You can stop the data dump to the screen at anytime by pressing 
q
 to quit. You can 
also pause the data dump by pressing 
p
 to pause.
If You Did Not Choose Dump to Screen
If you did not select the
 Dump to screen
 option, then the system prompt will return and port 
monitoring occurs in the background. You can continue using other UI commands. The port 
monitoring session data is saved in the file you indicated through the 
pmon
 screen. You can 
monitor the session at anytime by using the 
pmstats
 command. You can also end or pause an 
in-progress session using the 
pmdelete
 or 
pmpause
 commands, respectively. The following 
sections describes 
pmdelete
 and 
pmpause
.
Ending a Port Monitoring Session (pmdelete)
The 
pmdelete
 command ends a port monitoring data capture session that is being saved to file 
but not being dumped to the console screen. To end the session, enter:
pmd
A message similar to the following displays:
Port monitoring session terminated, data file is xxxxx.ENC.
If a port monitoring session was not in progress then the following message displays:
No ports being monitored.
Pausing a Port Monitoring Session (pmpause)
The 
pmpause
 command pauses a port monitoring data capture session that is being saved to 
file but not being dumped to the console screen.  To pause the session, enter:
pmp
The following message displays
Pausing monitor data capture/display.
To resume the port monitoring session, enter 
pmp
 again. The following message displays:
Resuming monitor data capture.
If a port monitoring session was not in progress, then the following message would display:
No ports being monitored.