Dhcp Snooping Port Configure - ZyXEL Communications VES1724-56 User Manual

Table 113 DHCP Snooping Configure (continued)
LABEL
Write delay
interval
Renew DHCP
Snooping
URL
Apply
Cancel

26.5.1 DHCP Snooping Port Configure

Use this screen to specify whether ports are trusted or untrusted ports for DHCP snooping.
Note: If DHCP snooping is enabled but there are no trusted ports, DHCP requests cannot
reach the DHCP server.
You can also specify the maximum number for DHCP packets that each port (trusted or untrusted)
can receive each second. To open this screen, click Advanced Application > IP Source Guard >
DHCP Snooping > Configure > Port.
Figure 153 DHCP Snooping Port Configure
VES1724-56 User's Guide
DESCRIPTION
Enter how long (10-65535 seconds) the Switch waits to update the DHCP snooping
database the first time the current bindings change after an update. Once the next update
is scheduled, additional changes in current bindings are automatically included in the next
update.
Enter the location of a DHCP snooping database, and click Renew if you want the Switch to
load it. You can use this to load
database than the one specified in Agent URL.
When the Switch loads dynamic bindings from a DHCP snooping database, it does not
discard the current dynamic bindings first. If there is a conflict, the Switch keeps the
dynamic binding in volatile memory and updates the Binding collisions counter in the
DHCP Snooping screen (Section 26.4 on page
Click Apply to save your changes to the Switch's run-time memory. The Switch loses these
changes if it is turned off or loses power, so use the Save link on the top navigation panel to
save your changes to the non-volatile memory when you are done configuring.
Click this to reset the values in this screen to their last-saved values.
dynamic bindings from a different DHCP snooping
255).
Chapter 26 IP Source Guard
259