Ruijie RG-S2900G-E Series - Page 673

Configuration Guide DHCPv6 Snooping Configuration
Ruijie(config-if)# end
Exit to the privileged EXEC mode.
Ruijie# show ipv6 dhcp snooping
Show DHCPv6 Snooping configuration.
To restore the setting to the default value, run the no ipv6 dhcp snooping trust command in the
interface configuration mode.
Configuration example:
# Set interface fastethernet 0/10 to be trusted.
Ruijie# configure terminal
Enter configuration commands, one per line. End with CNTL/Z.
Ruijie(config)# interface fastethernet 0/10
Ruijie(config-if)# ipv6 dhcp snooping trust
Ruijie(config-if)# end
Ruijie# show ipv6 dhcp snooping
Switch DHCPv6 snooping status : ENABLE
DHCPv6 snooping vlan: 1-4094
DHCPv6 snooping database write-delay time: 300 seconds
DHCPv6 ignore dest-not-found :DISABLE
DHCPv6 snooping link detection :DISABLE
Interface Trusted Filter DHCP
---------------------- ------- ---------
FastEthernet0/10 yes DISABLE
Caution
When DHCPv6 Snooping is enabled globally and enabled on the specific VLAN,
the port in the VLAN connecting to the DHCPv6 server should be set to be trusted
for normal DHCPv6 interaction for the users in the VLAN.
Filtering DHCPv6 Request Message on the Port
To limit the users under a port not to do DHCPv6 packet interaction, filter DHCPv6 request message
on the port.
To filter the DHCPv6 request message on the port, run the following command in the privileged
EXEC mode.
Command
Function
Ruijie# configure terminal
Enter the global configuration mode.
Ruijie(config)# interface interface-name
Enter the interface configuration mode.
Ruijie(config-if)# ipv6 dhcp snooping
filter-dhcp-pkt
Filter the DHCPv6 request message on the port.
Ruijie(config-if)# end
Exit to the privileged EXEC mode.
Ruijie# show running
Show configuration.