Chapter 24 IP Source Guard
The following table describes the labels in this screen.
Table 70 DHCP Snooping
LABEL | DESCRIPTION |
Database Status |
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| This section displays the current settings for the DHCP snooping |
| database. You can configure them in the DHCP Snooping Configure |
| screen. See Section 24.5 on page 208. |
|
|
Agent URL | This field displays the location of the DHCP snooping database. |
|
|
Write delay timer | This field displays how long (in seconds) the Switch tries to complete a |
| specific update in the DHCP snooping database before it gives up. |
|
|
Abort timer | This field displays how long (in seconds) the Switch waits to update the |
| DHCP snooping database after the current bindings change. |
|
|
| This section displays information about the current update and the next |
| update of the DHCP snooping database. |
|
|
Agent running | This field displays the status of the current update or access of the DHCP |
| snooping database. |
| none: The Switch is not accessing the DHCP snooping database. |
| read: The Switch is loading dynamic bindings from the DHCP snooping |
| database. |
| write: The Switch is updating the DHCP snooping database. |
|
|
Delay timer expiry | This field displays how much longer (in seconds) the Switch tries to |
| complete the current update before it gives up. It displays Not Running if |
| the Switch is not updating the DHCP snooping database right now. |
|
|
Abort timer expiry | This field displays when (in seconds) the Switch is going to update the |
| DHCP snooping database again. It displays Not Running if the current |
| bindings have not changed since the last update. |
|
|
| This section displays information about the last time the Switch updated |
| the DHCP snooping database. |
|
|
Last succeeded time | This field displays the last time the Switch updated the DHCP snooping |
| database successfully. |
|
|
Last failed time | This field displays the last time the Switch updated the DHCP snooping |
| database unsuccessfully. |
|
|
Last failed reason | This field displays the reason the Switch updated the DHCP snooping |
| database unsuccessfully. |
|
|
| This section displays historical information about the number of times the |
| Switch successfully or unsuccessfully read or updated the DHCP snooping |
| database. |
|
|
Total attempts | This field displays the number of times the Switch has tried to access the |
| DHCP snooping database for any reason. |
|
|
Startup failures | This field displays the number of times the Switch could not create or read |
| the DHCP snooping database when the Switch started up or a new URL is |
| configured for the DHCP snooping database. |
|
|
Successful transfers | This field displays the number of times the Switch read bindings from or |
| updated the bindings in the DHCP snooping database successfully. |
|
|
Failed transfers | This field displays the number of times the Switch was unable to read |
| bindings from or update the bindings in the DHCP snooping database. |
|
|
Successful reads | This field displays the number of times the Switch read bindings from the |
| DHCP snooping database successfully. |
|
|
Failed reads | This field displays the number of times the Switch was unable to read |
| bindings from the DHCP snooping database. |
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