3Com S7902E Command Reference Manual - page 544
2-9
Parameters
interval
: Refreshing interval in seconds, in the range of 1 to 120.
auto
: Specifies the
auto
refreshing interval, which is the value of 60 seconds divided by the number of
binding entries. Thus, the more entries are, the shorter interval is, but the shortest interval is no less
than 500 ms.
Description
Use the
dhcp relay security tracker
command to set a refreshing interval at which the relay agent
contacts the DHCP server for refreshing dynamic bindings.
Use the
undo dhcp relay security tracker
command to restore the default interval.
The default refreshing interval is
auto
, the value of 60 seconds divided by the number of binding entries.
Examples
# Set the refreshing interval as 100 seconds.
[Sysname] dhcp relay security tracker 100
dhcp relay server-detect
Syntax
dhcp relay server-detect
undo dhcp relay server-detect
View
System view
Default Level
2: System level
Parameters
None
Description
Use the
dhcp relay server-detect
command to enable unauthorized DHCP server detection.
Use the
undo dhcp relay server-detect
command to disable unauthorized DHCP server detection.
By default, unauthorized DHCP server detection is disabled.
Examples
# Enable unauthorized DHCP server detection.
[Sysname] dhcp relay server-detect