9. DHCP Snooping
261
show ip dhcp snooping logging
Displays the operation log messages collected by the DHCP snooping program.
Syntax
show ip dhcp snooping logging [{ error | warning | notice | info }]
Input mode
User mode and administrator mode
Parameters
{ error | warning | notice | info }
Specify the level of operation log message to be displayed. From output messages of the level
specified by using the
ip dhcp snooping loglevel
configuration command, log entries
whose severity level is equal to or greater than that specified by using this
show ip dhcp
snooping logging
command are displayed.
Operation when this parameter is omitted:
The same operation log messages as those displayed when
notice
is specified is
displayed.
Example
The following figure shows an example of displaying an operation log message for DHCP
snooping.
Figure 9-7:
Result of executing the command for displaying an operation log message of
DHCP snooping
> show ip dhcp snooping logging
Date 2010/04/20 12:00:00 UTC
Apr 20 11:00:00 ID=2201 NOTICE DHCP server packets were received at an untrust
port(1/2/1/0012.e2ff.fe01/192.168.100.254).
>
Display items
The following shows the display format of a message.
(1) Date: Displays the date (month and day) when the event indicated in the operation log
message occurred.
(2) Time: Displays the time when the event indicated in the operation log message occurred.
(3) Message ID
(4) Level: The following table shows the levels and their description.
Table 9-10:
Levels and their description
Level
Type
Description
ERROR
Problem
Interruption of communication is detected or configurations of events were
inconsistent.
WARN
Warning
Malicious packets were detected or events that occurred when configurations
were inconsistent.
Summary of Contents for AX6300S series
Page 4: ......
Page 10: ......
Page 16: ......
Page 24: ......
Page 25: ...9 PART 2 Filters Chapter 2 Filters show access filter clear access filter ...
Page 34: ......
Page 49: ...3 Access List Logging 33 Notes None ...
Page 80: ...4 QoS 64 Notes None ...
Page 112: ......
Page 148: ......
Page 202: ......
Page 242: ......
Page 264: ......
Page 294: ......
Page 304: ......
Page 332: ......
Page 377: ...12 VRRP 361 Notes None ...
Page 378: ......
Page 388: ...13 IEEE 802 3ah UDLD 372 file in advance if necessary ...
Page 390: ......
Page 406: ......
Page 436: ...15 CFM 420 Notes None ...
Page 440: ...15 CFM 424 Notes None ...
Page 466: ...16 SNMP 450 appears and the MIB cannot be acquired ...
Page 483: ...467 Chapter 17 sFlow show sflow clear sflow statistics restart sflow dump sflow ...
Page 490: ......
Page 497: ...18 LLDP 481 Notes None ...
Page 520: ......