ZyXEL Communications GS1920 User Handbook Manual page 82

2. Select which port should be Trusted for the DHCP server or other switch and
Rate specify the maximum number for DHCP packets (1-2048) that the Switch
receives from each port each second.
Figure 2, Advanced Application > IP Source Guard > DHCP Snooping > Configure
> Port
3. Use this screen to enable DHCP snooping on each VLAN and to specify
whether or not the Switch adds DHCP relay agent option 82 information to
DHCP requests that the Switch relays to a DHCP server for each VLAN.
Figure 3, Advanced Application > IP Source Guard > DHCP Snooping > Configure
> VLAN
www.zyxel.com
82/100